<?xml version="1.0" encoding="UTF-8"?>

<!--XBRL Document Created with Wdesk from Workiva-->
<!--Copyright 2020 Workiva-->
<!--r:1d6e6d13-f989-468c-92da-c11d580f6ec7,g:e1756a3d-ba1a-4b37-b477-366b8e0937d3-->
<link:linkbase xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/CoverPage" xlink:type="simple" xlink:href="lmt-20200927.xsd#CoverPage"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/CoverPage" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_CoverAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_23747f9b-c398-40cc-9c47-919beb3c2cd8" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentType"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_DocumentType_23747f9b-c398-40cc-9c47-919beb3c2cd8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentQuarterlyReport_2a1d01a9-9bc9-4fcc-aea1-45bfe864a299" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentQuarterlyReport"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_DocumentQuarterlyReport_2a1d01a9-9bc9-4fcc-aea1-45bfe864a299" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_1eb84a4e-c2a0-4572-b2be-1fcaa544c2ea" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentPeriodEndDate"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_DocumentPeriodEndDate_1eb84a4e-c2a0-4572-b2be-1fcaa544c2ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentTransitionReport_1c26f1e0-1304-4100-b83f-6d3822839d59" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentTransitionReport"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_DocumentTransitionReport_1c26f1e0-1304-4100-b83f-6d3822839d59" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_d1213948-20d5-4715-862d-b4e9d3c24bd9" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityFileNumber"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_EntityFileNumber_d1213948-20d5-4715-862d-b4e9d3c24bd9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_ccd78df9-d8c7-4cd6-b3ac-ffb5186a7fb9" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityRegistrantName"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_EntityRegistrantName_ccd78df9-d8c7-4cd6-b3ac-ffb5186a7fb9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_6f0cac86-404d-425a-b991-362a7ff65f49" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_EntityIncorporationStateCountryCode_6f0cac86-404d-425a-b991-362a7ff65f49" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_29f0174f-0009-4a93-9615-d17bf9b61f77" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_EntityTaxIdentificationNumber_29f0174f-0009-4a93-9615-d17bf9b61f77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_121e3dcc-c588-457f-a9f3-43b2acdc943c" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressAddressLine1"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_EntityAddressAddressLine1_121e3dcc-c588-457f-a9f3-43b2acdc943c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_fcafff92-49b6-4638-9e77-29fc4a2d7dcc" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressCityOrTown"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_EntityAddressCityOrTown_fcafff92-49b6-4638-9e77-29fc4a2d7dcc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_605a3b9e-5aff-4e2f-b2ed-4e39b0b9e086" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressStateOrProvince"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_EntityAddressStateOrProvince_605a3b9e-5aff-4e2f-b2ed-4e39b0b9e086" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_f5274651-2479-4c4b-bba5-33b969aa952d" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityAddressPostalZipCode"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_EntityAddressPostalZipCode_f5274651-2479-4c4b-bba5-33b969aa952d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_918659f5-cd21-4fbb-b2f9-49a8da96cd1c" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_CityAreaCode"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_CityAreaCode_918659f5-cd21-4fbb-b2f9-49a8da96cd1c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_62dc48be-d207-4199-a356-dfeddef5143b" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_LocalPhoneNumber"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_LocalPhoneNumber_62dc48be-d207-4199-a356-dfeddef5143b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_51d7d285-a764-48fe-94d0-407cb40fe46f" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_Security12bTitle"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_Security12bTitle_51d7d285-a764-48fe-94d0-407cb40fe46f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_9790211f-4b62-48df-88fc-4049770c9c0b" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_TradingSymbol"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_TradingSymbol_9790211f-4b62-48df-88fc-4049770c9c0b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_7c3c38ed-7e49-47b1-8c2e-d8c2d1be8db5" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_SecurityExchangeName"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_SecurityExchangeName_7c3c38ed-7e49-47b1-8c2e-d8c2d1be8db5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCurrentReportingStatus_593ad9a6-a460-466d-841f-7facd7e228d0" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityCurrentReportingStatus"/>
    <link:presentationArc order="18" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_EntityCurrentReportingStatus_593ad9a6-a460-466d-841f-7facd7e228d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInteractiveDataCurrent_77fe1086-f4d3-42f2-a8d9-dc58452090ce" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityInteractiveDataCurrent"/>
    <link:presentationArc order="19" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_EntityInteractiveDataCurrent_77fe1086-f4d3-42f2-a8d9-dc58452090ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFilerCategory_de5f5de4-88d4-4f73-b5cb-8a3900159cb9" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityFilerCategory"/>
    <link:presentationArc order="20" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_EntityFilerCategory_de5f5de4-88d4-4f73-b5cb-8a3900159cb9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitySmallBusiness_ebed9371-b7f9-47e3-8a4d-d9ae2d0a6d20" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntitySmallBusiness"/>
    <link:presentationArc order="21" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_EntitySmallBusiness_ebed9371-b7f9-47e3-8a4d-d9ae2d0a6d20" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_d6656cb9-2b3e-4acc-8aa2-5f801d180cfb" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:presentationArc order="22" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_EntityEmergingGrowthCompany_d6656cb9-2b3e-4acc-8aa2-5f801d180cfb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityShellCompany_030a2ce6-42a5-4f10-8b8d-f84269ea6f22" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityShellCompany"/>
    <link:presentationArc order="23" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_EntityShellCompany_030a2ce6-42a5-4f10-8b8d-f84269ea6f22" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCommonStockSharesOutstanding_18e18cc7-7c98-4c75-bb0b-b30b762b6db2" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityCommonStockSharesOutstanding"/>
    <link:presentationArc order="24" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_EntityCommonStockSharesOutstanding_18e18cc7-7c98-4c75-bb0b-b30b762b6db2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_13dbb8d8-a423-4307-9b42-ea98f14bfa1c" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_EntityCentralIndexKey"/>
    <link:presentationArc order="25" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_EntityCentralIndexKey_13dbb8d8-a423-4307-9b42-ea98f14bfa1c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CurrentFiscalYearEndDate_353c99ab-d39a-47fc-ae52-2d2f092cf03c" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_CurrentFiscalYearEndDate"/>
    <link:presentationArc order="26" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_CurrentFiscalYearEndDate_353c99ab-d39a-47fc-ae52-2d2f092cf03c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalYearFocus_44cd20b0-3c05-483a-8e96-bd66342260d4" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentFiscalYearFocus"/>
    <link:presentationArc order="27" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_DocumentFiscalYearFocus_44cd20b0-3c05-483a-8e96-bd66342260d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentFiscalPeriodFocus_2e40b3b3-3ece-453d-a120-a2bdc44e795f" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_DocumentFiscalPeriodFocus"/>
    <link:presentationArc order="28" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_DocumentFiscalPeriodFocus_2e40b3b3-3ece-453d-a120-a2bdc44e795f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_6f614325-b3f3-48c5-a5c3-17395cfc2aba" xlink:href="https://xbrl.sec.gov/dei/2020/dei-2020-01-31.xsd#dei_AmendmentFlag"/>
    <link:presentationArc order="29" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_dei_CoverAbstract_80253406-99c2-4529-a67b-dbd9b0d43fa9" xlink:to="loc_dei_AmendmentFlag_6f614325-b3f3-48c5-a5c3-17395cfc2aba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/ConsolidatedStatementsofEarnings" xlink:type="simple" xlink:href="lmt-20200927.xsd#ConsolidatedStatementsofEarnings"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/ConsolidatedStatementsofEarnings" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeStatementAbstract_e35b4079-65a6-4544-87f2-e23addff8c01" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeStatementAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_2a25061a-bd78-4d59-b0ae-eea18f3309b3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncomeStatementAbstract_e35b4079-65a6-4544-87f2-e23addff8c01" xlink:to="loc_us-gaap_StatementTable_2a25061a-bd78-4d59-b0ae-eea18f3309b3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_9920db7d-398a-45cd-bf49-b2d5579a2af6" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_2a25061a-bd78-4d59-b0ae-eea18f3309b3" xlink:to="loc_srt_ProductOrServiceAxis_9920db7d-398a-45cd-bf49-b2d5579a2af6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_18918804-92ab-4d82-82b1-25c34bf7966d" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductOrServiceAxis_9920db7d-398a-45cd-bf49-b2d5579a2af6" xlink:to="loc_srt_ProductsAndServicesDomain_18918804-92ab-4d82-82b1-25c34bf7966d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProductMember_2922ff1f-1b90-4fef-906a-84f219cfcc23" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProductMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_18918804-92ab-4d82-82b1-25c34bf7966d" xlink:to="loc_us-gaap_ProductMember_2922ff1f-1b90-4fef-906a-84f219cfcc23" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ServiceMember_f236b5c2-c1f5-44ab-b8a9-e1a6ca3d6fb0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ServiceMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_18918804-92ab-4d82-82b1-25c34bf7966d" xlink:to="loc_us-gaap_ServiceMember_f236b5c2-c1f5-44ab-b8a9-e1a6ca3d6fb0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_OtherUnallocatedNetMember_bca33898-a8d9-412a-95ac-fdde778637cc" xlink:href="lmt-20200927.xsd#lmt_OtherUnallocatedNetMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_18918804-92ab-4d82-82b1-25c34bf7966d" xlink:to="loc_lmt_OtherUnallocatedNetMember_bca33898-a8d9-412a-95ac-fdde778637cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_c52dafc7-4835-44c4-b400-d4223af9fda7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_2a25061a-bd78-4d59-b0ae-eea18f3309b3" xlink:to="loc_us-gaap_StatementLineItems_c52dafc7-4835-44c4-b400-d4223af9fda7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenuesAbstract_d6c3ccc9-6a00-4529-a782-d419fffa69e1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenuesAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_c52dafc7-4835-44c4-b400-d4223af9fda7" xlink:to="loc_us-gaap_RevenuesAbstract_d6c3ccc9-6a00-4529-a782-d419fffa69e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_aecf739f-c3e3-4cef-a75e-12dd4e0ebf2f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_d6c3ccc9-6a00-4529-a782-d419fffa69e1" xlink:to="loc_us-gaap_Revenues_aecf739f-c3e3-4cef-a75e-12dd4e0ebf2f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfRevenueAbstract_1b4c8cd2-84f0-4ef7-a162-218c989dda26" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostOfRevenueAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_c52dafc7-4835-44c4-b400-d4223af9fda7" xlink:to="loc_us-gaap_CostOfRevenueAbstract_1b4c8cd2-84f0-4ef7-a162-218c989dda26" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CostOfGoodsAndServicesSold_9d50aaf9-a891-4fec-89c7-9ad217718159" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CostOfGoodsAndServicesSold"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CostOfRevenueAbstract_1b4c8cd2-84f0-4ef7-a162-218c989dda26" xlink:to="loc_us-gaap_CostOfGoodsAndServicesSold_9d50aaf9-a891-4fec-89c7-9ad217718159" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GrossProfit_1564d838-daca-4d2a-9dec-0d4b9a3a9a14" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GrossProfit"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_c52dafc7-4835-44c4-b400-d4223af9fda7" xlink:to="loc_us-gaap_GrossProfit_1564d838-daca-4d2a-9dec-0d4b9a3a9a14" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherOperatingIncomeExpenseNet_546d49ba-dd83-4e2c-9f86-a9965e948601" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherOperatingIncomeExpenseNet"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_c52dafc7-4835-44c4-b400-d4223af9fda7" xlink:to="loc_us-gaap_OtherOperatingIncomeExpenseNet_546d49ba-dd83-4e2c-9f86-a9965e948601" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_9390e548-996e-4d20-9967-08c79b34628c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_c52dafc7-4835-44c4-b400-d4223af9fda7" xlink:to="loc_us-gaap_OperatingIncomeLoss_9390e548-996e-4d20-9967-08c79b34628c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestExpense_8968d58e-5c7d-4b07-bae4-b4616e679d5c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestExpense"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_c52dafc7-4835-44c4-b400-d4223af9fda7" xlink:to="loc_us-gaap_InterestExpense_8968d58e-5c7d-4b07-bae4-b4616e679d5c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherNonoperatingIncomeExpense_39a18797-5644-4a28-b7c5-0a34b705c4a6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherNonoperatingIncomeExpense"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_c52dafc7-4835-44c4-b400-d4223af9fda7" xlink:to="loc_us-gaap_OtherNonoperatingIncomeExpense_39a18797-5644-4a28-b7c5-0a34b705c4a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_39abe59a-bf4a-49fa-a2f8-aabd74617c04" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_c52dafc7-4835-44c4-b400-d4223af9fda7" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsBeforeIncomeTaxesExtraordinaryItemsNoncontrollingInterest_39abe59a-bf4a-49fa-a2f8-aabd74617c04" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxExpenseBenefit_c7dbaaca-f1b1-42d1-996a-ae47342dbbc1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxExpenseBenefit"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_c52dafc7-4835-44c4-b400-d4223af9fda7" xlink:to="loc_us-gaap_IncomeTaxExpenseBenefit_c7dbaaca-f1b1-42d1-996a-ae47342dbbc1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperations_870c9f6f-2e63-42a8-a10d-975006c68e27" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperations"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_c52dafc7-4835-44c4-b400-d4223af9fda7" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperations_870c9f6f-2e63-42a8-a10d-975006c68e27" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_67813a02-b997-45d6-96c7-130a4bcdf565" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_c52dafc7-4835-44c4-b400-d4223af9fda7" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_67813a02-b997-45d6-96c7-130a4bcdf565" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_113d30da-7ff4-4c17-b6c3-5456ef62f49b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_c52dafc7-4835-44c4-b400-d4223af9fda7" xlink:to="loc_us-gaap_NetIncomeLoss_113d30da-7ff4-4c17-b6c3-5456ef62f49b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_940e3dff-b9de-488b-8926-4b0130d74ed6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_c52dafc7-4835-44c4-b400-d4223af9fda7" xlink:to="loc_us-gaap_EarningsPerShareAbstract_940e3dff-b9de-488b-8926-4b0130d74ed6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasicAbstract_8c441aaf-e69a-4343-a15d-874524f14ce0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareBasicAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_940e3dff-b9de-488b-8926-4b0130d74ed6" xlink:to="loc_us-gaap_EarningsPerShareBasicAbstract_8c441aaf-e69a-4343-a15d-874524f14ce0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_e9593985-ddcb-404c-a710-b504de6f98e2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsPerBasicShare"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAbstract_8c441aaf-e69a-4343-a15d-874524f14ce0" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsPerBasicShare_e9593985-ddcb-404c-a710-b504de6f98e2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_d9b179c1-91e0-4cd3-8c05-3365f70ff570" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAbstract_8c441aaf-e69a-4343-a15d-874524f14ce0" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerBasicShare_d9b179c1-91e0-4cd3-8c05-3365f70ff570" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareBasic_a7a206fe-db7d-4390-8c4b-ac045b568622" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareBasic"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareBasicAbstract_8c441aaf-e69a-4343-a15d-874524f14ce0" xlink:to="loc_us-gaap_EarningsPerShareBasic_a7a206fe-db7d-4390-8c4b-ac045b568622" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDilutedAbstract_e2d62828-364f-413f-981c-d319dcbd1aa3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareDilutedAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_940e3dff-b9de-488b-8926-4b0130d74ed6" xlink:to="loc_us-gaap_EarningsPerShareDilutedAbstract_e2d62828-364f-413f-981c-d319dcbd1aa3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_472809b4-9167-4e52-82f4-16e34449c324" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareDilutedAbstract_e2d62828-364f-413f-981c-d319dcbd1aa3" xlink:to="loc_us-gaap_IncomeLossFromContinuingOperationsPerDilutedShare_472809b4-9167-4e52-82f4-16e34449c324" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare_f27caaac-43a2-4200-84ce-be6f439aaf18" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareDilutedAbstract_e2d62828-364f-413f-981c-d319dcbd1aa3" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxPerDilutedShare_f27caaac-43a2-4200-84ce-be6f439aaf18" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareDiluted_8f63dd1b-3cdf-4bb7-8aa1-d041cdef5a1e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareDiluted"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareDilutedAbstract_e2d62828-364f-413f-981c-d319dcbd1aa3" xlink:to="loc_us-gaap_EarningsPerShareDiluted_8f63dd1b-3cdf-4bb7-8aa1-d041cdef5a1e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockDividendsPerShareCashPaid_5b6a2ddd-acbf-4c46-8a21-5b3c36c1c0f1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockDividendsPerShareCashPaid"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_c52dafc7-4835-44c4-b400-d4223af9fda7" xlink:to="loc_us-gaap_CommonStockDividendsPerShareCashPaid_5b6a2ddd-acbf-4c46-8a21-5b3c36c1c0f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/ConsolidatedStatementsofComprehensiveIncome" xlink:type="simple" xlink:href="lmt-20200927.xsd#ConsolidatedStatementsofComprehensiveIncome"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/ConsolidatedStatementsofComprehensiveIncome" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_0acf9bd2-c343-460b-b0f5-25e99a05b6c8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_c3d5407a-5be9-421b-86db-f55ad1aaf338" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_0acf9bd2-c343-460b-b0f5-25e99a05b6c8" xlink:to="loc_us-gaap_NetIncomeLoss_c3d5407a-5be9-421b-86db-f55ad1aaf338" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_a40216d8-ebba-48c4-bf93-dbb00189a7ac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_0acf9bd2-c343-460b-b0f5-25e99a05b6c8" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_a40216d8-ebba-48c4-bf93-dbb00189a7ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax_3c94bf53-1a52-4168-918e-005f22128a68" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_a40216d8-ebba-48c4-bf93-dbb00189a7ac" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansForNetGainLossNetOfTax_3c94bf53-1a52-4168-918e-005f22128a68" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeOtherNetOfTax_e4819c7a-1c3f-4bdb-a21f-5aae98dd20be" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeOtherNetOfTax"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_a40216d8-ebba-48c4-bf93-dbb00189a7ac" xlink:to="loc_us-gaap_OtherComprehensiveIncomeOtherNetOfTax_e4819c7a-1c3f-4bdb-a21f-5aae98dd20be" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_47af45ae-9e8e-4d00-a3be-cef0618a6eec" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTaxPeriodIncreaseDecreaseAbstract_a40216d8-ebba-48c4-bf93-dbb00189a7ac" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_47af45ae-9e8e-4d00-a3be-cef0618a6eec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ComprehensiveIncomeNetOfTax_bb0622f3-788e-428d-811e-b30910236e15" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ComprehensiveIncomeNetOfTax"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfIncomeAndComprehensiveIncomeAbstract_0acf9bd2-c343-460b-b0f5-25e99a05b6c8" xlink:to="loc_us-gaap_ComprehensiveIncomeNetOfTax_bb0622f3-788e-428d-811e-b30910236e15" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/ConsolidatedBalanceSheets" xlink:type="simple" xlink:href="lmt-20200927.xsd#ConsolidatedBalanceSheets"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/ConsolidatedBalanceSheets" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_bded71b6-d6a6-4b70-a0cb-30d2a2a4e45a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsAbstract_1d7ef798-bf7a-4b48-8dcb-b0fa72ab6ca7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_bded71b6-d6a6-4b70-a0cb-30d2a2a4e45a" xlink:to="loc_us-gaap_AssetsAbstract_1d7ef798-bf7a-4b48-8dcb-b0fa72ab6ca7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrentAbstract_16e1dc71-0dd5-4e02-8443-e40ccc5a7506" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsCurrentAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_1d7ef798-bf7a-4b48-8dcb-b0fa72ab6ca7" xlink:to="loc_us-gaap_AssetsCurrentAbstract_16e1dc71-0dd5-4e02-8443-e40ccc5a7506" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_3f75c95d-233e-4ca2-b960-2002510eb186" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashAndCashEquivalentsAtCarryingValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_16e1dc71-0dd5-4e02-8443-e40ccc5a7506" xlink:to="loc_us-gaap_CashAndCashEquivalentsAtCarryingValue_3f75c95d-233e-4ca2-b960-2002510eb186" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReceivablesNetCurrent_6d64be65-3f8c-40f5-948f-dc8cb454bb9d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReceivablesNetCurrent"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_16e1dc71-0dd5-4e02-8443-e40ccc5a7506" xlink:to="loc_us-gaap_ReceivablesNetCurrent_6d64be65-3f8c-40f5-948f-dc8cb454bb9d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerAssetNetCurrent_29f6505b-3d00-494f-9b24-e07274aa0b33" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ContractWithCustomerAssetNetCurrent"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_16e1dc71-0dd5-4e02-8443-e40ccc5a7506" xlink:to="loc_us-gaap_ContractWithCustomerAssetNetCurrent_29f6505b-3d00-494f-9b24-e07274aa0b33" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings_e78ab783-d41a-411d-a7f7-af4888d088dd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_16e1dc71-0dd5-4e02-8443-e40ccc5a7506" xlink:to="loc_us-gaap_InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings_e78ab783-d41a-411d-a7f7-af4888d088dd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsCurrent_200b93ef-5d16-4a8c-8c83-01efb2f35ccd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherAssetsCurrent"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_16e1dc71-0dd5-4e02-8443-e40ccc5a7506" xlink:to="loc_us-gaap_OtherAssetsCurrent_200b93ef-5d16-4a8c-8c83-01efb2f35ccd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AssetsCurrent_1a08e461-7056-4479-8b4d-37fa741979df" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AssetsCurrent"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsCurrentAbstract_16e1dc71-0dd5-4e02-8443-e40ccc5a7506" xlink:to="loc_us-gaap_AssetsCurrent_1a08e461-7056-4479-8b4d-37fa741979df" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PropertyPlantAndEquipmentNet_2d743184-fbad-49dc-92a9-f4742fb06b83" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PropertyPlantAndEquipmentNet"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_1d7ef798-bf7a-4b48-8dcb-b0fa72ab6ca7" xlink:to="loc_us-gaap_PropertyPlantAndEquipmentNet_2d743184-fbad-49dc-92a9-f4742fb06b83" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Goodwill_a370fd55-13ce-419f-ab64-346b6dd4f771" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Goodwill"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_1d7ef798-bf7a-4b48-8dcb-b0fa72ab6ca7" xlink:to="loc_us-gaap_Goodwill_a370fd55-13ce-419f-ab64-346b6dd4f771" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_1ce64192-f555-4e09-abd8-f56cbb892947" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IntangibleAssetsNetExcludingGoodwill"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_1d7ef798-bf7a-4b48-8dcb-b0fa72ab6ca7" xlink:to="loc_us-gaap_IntangibleAssetsNetExcludingGoodwill_1ce64192-f555-4e09-abd8-f56cbb892947" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DeferredIncomeTaxAssetsNet_ca923d0a-fbe0-4b2c-b093-396806656dd5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DeferredIncomeTaxAssetsNet"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_1d7ef798-bf7a-4b48-8dcb-b0fa72ab6ca7" xlink:to="loc_us-gaap_DeferredIncomeTaxAssetsNet_ca923d0a-fbe0-4b2c-b093-396806656dd5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherAssetsNoncurrent_d85a0939-9fae-4437-8558-7f7b98dadeef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherAssetsNoncurrent"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_1d7ef798-bf7a-4b48-8dcb-b0fa72ab6ca7" xlink:to="loc_us-gaap_OtherAssetsNoncurrent_d85a0939-9fae-4437-8558-7f7b98dadeef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_2d7e2dfd-752e-4ddf-9688-1d6d4b10b8cc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Assets"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AssetsAbstract_1d7ef798-bf7a-4b48-8dcb-b0fa72ab6ca7" xlink:to="loc_us-gaap_Assets_2d7e2dfd-752e-4ddf-9688-1d6d4b10b8cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_001bd1f8-0fdb-4dc9-9272-6fe3fc2674ea" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquityAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_bded71b6-d6a6-4b70-a0cb-30d2a2a4e45a" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_001bd1f8-0fdb-4dc9-9272-6fe3fc2674ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrentAbstract_af0ded9d-1e40-4701-bbd1-d7b95cbdf1e0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesCurrentAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_001bd1f8-0fdb-4dc9-9272-6fe3fc2674ea" xlink:to="loc_us-gaap_LiabilitiesCurrentAbstract_af0ded9d-1e40-4701-bbd1-d7b95cbdf1e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountsPayableCurrent_9cb55cb7-7ad2-4901-8221-464dc3726ea2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountsPayableCurrent"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_af0ded9d-1e40-4701-bbd1-d7b95cbdf1e0" xlink:to="loc_us-gaap_AccountsPayableCurrent_9cb55cb7-7ad2-4901-8221-464dc3726ea2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_fba33ba1-684a-4008-b5d7-f9ccc790dbfe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_af0ded9d-1e40-4701-bbd1-d7b95cbdf1e0" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_fba33ba1-684a-4008-b5d7-f9ccc790dbfe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_895716b9-8ccd-4ede-845a-c4f6706f77aa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EmployeeRelatedLiabilitiesCurrent"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_af0ded9d-1e40-4701-bbd1-d7b95cbdf1e0" xlink:to="loc_us-gaap_EmployeeRelatedLiabilitiesCurrent_895716b9-8ccd-4ede-845a-c4f6706f77aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtCurrent_36fd4aa7-ff8d-4df9-9e53-e1a4f8726b10" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtCurrent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_af0ded9d-1e40-4701-bbd1-d7b95cbdf1e0" xlink:to="loc_us-gaap_DebtCurrent_36fd4aa7-ff8d-4df9-9e53-e1a4f8726b10" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesCurrent_fc3d666c-3d79-4672-bcd0-3930b7889f46" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLiabilitiesCurrent"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_af0ded9d-1e40-4701-bbd1-d7b95cbdf1e0" xlink:to="loc_us-gaap_OtherLiabilitiesCurrent_fc3d666c-3d79-4672-bcd0-3930b7889f46" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesCurrent_09d9a164-208d-4909-aa5f-c5a02be373f9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesCurrent"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesCurrentAbstract_af0ded9d-1e40-4701-bbd1-d7b95cbdf1e0" xlink:to="loc_us-gaap_LiabilitiesCurrent_09d9a164-208d-4909-aa5f-c5a02be373f9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtNoncurrent_1916e19f-410b-43de-aae0-b00d78ccbb2e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtNoncurrent"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_001bd1f8-0fdb-4dc9-9272-6fe3fc2674ea" xlink:to="loc_us-gaap_LongTermDebtNoncurrent_1916e19f-410b-43de-aae0-b00d78ccbb2e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_7294a8ae-b27a-41ae-8a91-254ffa3f8ddc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_001bd1f8-0fdb-4dc9-9272-6fe3fc2674ea" xlink:to="loc_us-gaap_DefinedBenefitPensionPlanLiabilitiesNoncurrent_7294a8ae-b27a-41ae-8a91-254ffa3f8ddc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherLiabilitiesNoncurrent_9ac72f69-4cb1-4e3e-94c8-b714f3cc97fc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherLiabilitiesNoncurrent"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_001bd1f8-0fdb-4dc9-9272-6fe3fc2674ea" xlink:to="loc_us-gaap_OtherLiabilitiesNoncurrent_9ac72f69-4cb1-4e3e-94c8-b714f3cc97fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Liabilities_0639cd44-443a-425c-8d95-77f2563278eb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Liabilities"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_001bd1f8-0fdb-4dc9-9272-6fe3fc2674ea" xlink:to="loc_us-gaap_Liabilities_0639cd44-443a-425c-8d95-77f2563278eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityAbstract_eff8a09e-2208-4cb6-be4c-3a302c50bad1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityAbstract"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_001bd1f8-0fdb-4dc9-9272-6fe3fc2674ea" xlink:to="loc_us-gaap_StockholdersEquityAbstract_eff8a09e-2208-4cb6-be4c-3a302c50bad1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockValue_f95558fc-d833-434d-9eb9-dd6937de1991" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockValue"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_eff8a09e-2208-4cb6-be4c-3a302c50bad1" xlink:to="loc_us-gaap_CommonStockValue_f95558fc-d833-434d-9eb9-dd6937de1991" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalCommonStock_109f8eab-3df2-4b3c-be09-5e772ec0d338" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdditionalPaidInCapitalCommonStock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_eff8a09e-2208-4cb6-be4c-3a302c50bad1" xlink:to="loc_us-gaap_AdditionalPaidInCapitalCommonStock_109f8eab-3df2-4b3c-be09-5e772ec0d338" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsAccumulatedDeficit_033bdd35-00fc-4fb6-8716-57a3c17caf50" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsAccumulatedDeficit"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_eff8a09e-2208-4cb6-be4c-3a302c50bad1" xlink:to="loc_us-gaap_RetainedEarningsAccumulatedDeficit_033bdd35-00fc-4fb6-8716-57a3c17caf50" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_bbdbe186-da34-4611-a4cc-ea6d3ff3da16" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_eff8a09e-2208-4cb6-be4c-3a302c50bad1" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossNetOfTax_bbdbe186-da34-4611-a4cc-ea6d3ff3da16" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquity_5449aa95-453b-49be-b074-c15979befb6d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquity"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StockholdersEquityAbstract_eff8a09e-2208-4cb6-be4c-3a302c50bad1" xlink:to="loc_us-gaap_StockholdersEquity_5449aa95-453b-49be-b074-c15979befb6d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterest_629d6ea3-419a-483b-83bf-bda69fa651ed" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MinorityInterest"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_001bd1f8-0fdb-4dc9-9272-6fe3fc2674ea" xlink:to="loc_us-gaap_MinorityInterest_629d6ea3-419a-483b-83bf-bda69fa651ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_b747a356-c78a-46e8-b767-5aae09c409d1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_001bd1f8-0fdb-4dc9-9272-6fe3fc2674ea" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_b747a356-c78a-46e8-b767-5aae09c409d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LiabilitiesAndStockholdersEquity_fcf4967c-e749-444f-acb3-1366935ec6ff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LiabilitiesAndStockholdersEquity"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LiabilitiesAndStockholdersEquityAbstract_001bd1f8-0fdb-4dc9-9272-6fe3fc2674ea" xlink:to="loc_us-gaap_LiabilitiesAndStockholdersEquity_fcf4967c-e749-444f-acb3-1366935ec6ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:type="simple" xlink:href="lmt-20200927.xsd#ConsolidatedBalanceSheetsParenthetical"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/ConsolidatedBalanceSheetsParenthetical" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfFinancialPositionAbstract_a6b60470-1761-4739-a79c-f352bc4b6ef0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfFinancialPositionAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_4e86e599-8486-4144-a464-b23e9d79e7f3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfFinancialPositionAbstract_a6b60470-1761-4739-a79c-f352bc4b6ef0" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_4e86e599-8486-4144-a464-b23e9d79e7f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/ConsolidatedStatementsofCashFlows" xlink:type="simple" xlink:href="lmt-20200927.xsd#ConsolidatedStatementsofCashFlows"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/ConsolidatedStatementsofCashFlows" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfCashFlowsAbstract_f41aa3bd-e688-4957-9b08-a8afd5cac16f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfCashFlowsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_6bd49334-c408-432d-bfd1-42ecb0a81f64" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_f41aa3bd-e688-4957-9b08-a8afd5cac16f" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_6bd49334-c408-432d-bfd1-42ecb0a81f64" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_74b0812a-9409-4af0-8717-8ee69a8e3e4e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_6bd49334-c408-432d-bfd1-42ecb0a81f64" xlink:to="loc_us-gaap_NetIncomeLoss_74b0812a-9409-4af0-8717-8ee69a8e3e4e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_23614a8b-ba7c-4ac0-8e81-fab6f6184cc9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_6bd49334-c408-432d-bfd1-42ecb0a81f64" xlink:to="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_23614a8b-ba7c-4ac0-8e81-fab6f6184cc9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_DepreciationAndAmortizationIncludingDiscontinuedOperations_f36997f3-028f-4b09-883d-c5a442b49932" xlink:href="lmt-20200927.xsd#lmt_DepreciationAndAmortizationIncludingDiscontinuedOperations"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_23614a8b-ba7c-4ac0-8e81-fab6f6184cc9" xlink:to="loc_lmt_DepreciationAndAmortizationIncludingDiscontinuedOperations_f36997f3-028f-4b09-883d-c5a442b49932" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensation_5d1bab98-852c-45ed-8c31-a9f2e7ab0a2e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensation"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_23614a8b-ba7c-4ac0-8e81-fab6f6184cc9" xlink:to="loc_us-gaap_ShareBasedCompensation_5d1bab98-852c-45ed-8c31-a9f2e7ab0a2e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_0294aa5b-bca4-4cb5-a49b-63c6785c3d9f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_23614a8b-ba7c-4ac0-8e81-fab6f6184cc9" xlink:to="loc_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_0294aa5b-bca4-4cb5-a49b-63c6785c3d9f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfBusiness_10d25d0b-2bc4-4060-bec1-8b36e584dccf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnSaleOfBusiness"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_23614a8b-ba7c-4ac0-8e81-fab6f6184cc9" xlink:to="loc_us-gaap_GainLossOnSaleOfBusiness_10d25d0b-2bc4-4060-bec1-8b36e584dccf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfProperties_cc832a6f-9e13-4247-9e5e-d79973f1b278" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnSaleOfProperties"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_23614a8b-ba7c-4ac0-8e81-fab6f6184cc9" xlink:to="loc_us-gaap_GainLossOnSaleOfProperties_cc832a6f-9e13-4247-9e5e-d79973f1b278" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_24bbe4ff-a11c-445a-9dd7-9b64b08b4bbf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInOperatingCapitalAbstract"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AdjustmentsToReconcileNetIncomeLossToCashProvidedByUsedInOperatingActivitiesAbstract_23614a8b-ba7c-4ac0-8e81-fab6f6184cc9" xlink:to="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_24bbe4ff-a11c-445a-9dd7-9b64b08b4bbf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInReceivables_408ae8ed-dc0e-46db-a786-ac8660b2cacb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInReceivables"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_24bbe4ff-a11c-445a-9dd7-9b64b08b4bbf" xlink:to="loc_us-gaap_IncreaseDecreaseInReceivables_408ae8ed-dc0e-46db-a786-ac8660b2cacb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_a65afc95-338f-4adc-97d2-0a5e9504c7fb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerAsset"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_24bbe4ff-a11c-445a-9dd7-9b64b08b4bbf" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_a65afc95-338f-4adc-97d2-0a5e9504c7fb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInInventories_cb655e84-7e5d-4e3c-ac0d-fa0b234962b0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInInventories"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_24bbe4ff-a11c-445a-9dd7-9b64b08b4bbf" xlink:to="loc_us-gaap_IncreaseDecreaseInInventories_cb655e84-7e5d-4e3c-ac0d-fa0b234962b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccountsPayable_96199f64-5123-4ec6-8cfe-64526cd926ce" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInAccountsPayable"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_24bbe4ff-a11c-445a-9dd7-9b64b08b4bbf" xlink:to="loc_us-gaap_IncreaseDecreaseInAccountsPayable_96199f64-5123-4ec6-8cfe-64526cd926ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_91a5116d-5161-4a71-82ec-194dcc92d34d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_24bbe4ff-a11c-445a-9dd7-9b64b08b4bbf" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_91a5116d-5161-4a71-82ec-194dcc92d34d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInPensionAndPostretirementObligations_fa692e26-7739-4ba4-8d39-5edae063b962" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInPensionAndPostretirementObligations"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_24bbe4ff-a11c-445a-9dd7-9b64b08b4bbf" xlink:to="loc_us-gaap_IncreaseDecreaseInPensionAndPostretirementObligations_fa692e26-7739-4ba4-8d39-5edae063b962" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_79b52e98-3a0e-416a-9ec4-52194b9785b2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_24bbe4ff-a11c-445a-9dd7-9b64b08b4bbf" xlink:to="loc_us-gaap_IncreaseDecreaseInAccruedIncomeTaxesPayable_79b52e98-3a0e-416a-9ec4-52194b9785b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_ffe1414d-279e-42c1-b65e-df43b643c082" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInOperatingCapitalAbstract_24bbe4ff-a11c-445a-9dd7-9b64b08b4bbf" xlink:to="loc_us-gaap_IncreaseDecreaseInOtherOperatingCapitalNet_ffe1414d-279e-42c1-b65e-df43b643c082" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_7ecc57c7-8add-4daa-8b1c-bf68b0d04d98" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInOperatingActivities"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInOperatingActivitiesAbstract_6bd49334-c408-432d-bfd1-42ecb0a81f64" xlink:to="loc_us-gaap_NetCashProvidedByUsedInOperatingActivities_7ecc57c7-8add-4daa-8b1c-bf68b0d04d98" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_0ce1e8bd-df9d-4178-b908-027813dc3fe4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_f41aa3bd-e688-4957-9b08-a8afd5cac16f" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_0ce1e8bd-df9d-4178-b908-027813dc3fe4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsToAcquireProductiveAssets_3806243d-2299-4676-a248-e9d36cf8d8b8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsToAcquireProductiveAssets"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_0ce1e8bd-df9d-4178-b908-027813dc3fe4" xlink:to="loc_us-gaap_PaymentsToAcquireProductiveAssets_3806243d-2299-4676-a248-e9d36cf8d8b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_a9122b35-26cc-4f82-9af9-cc843035bdcf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsForProceedsFromOtherInvestingActivities"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_0ce1e8bd-df9d-4178-b908-027813dc3fe4" xlink:to="loc_us-gaap_PaymentsForProceedsFromOtherInvestingActivities_a9122b35-26cc-4f82-9af9-cc843035bdcf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_3a00b7d4-6db8-42c8-86e8-d8c77c562b21" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInInvestingActivities"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInInvestingActivitiesAbstract_0ce1e8bd-df9d-4178-b908-027813dc3fe4" xlink:to="loc_us-gaap_NetCashProvidedByUsedInInvestingActivities_3a00b7d4-6db8-42c8-86e8-d8c77c562b21" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_9c334e0c-9e85-469b-9049-c786623885b7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_f41aa3bd-e688-4957-9b08-a8afd5cac16f" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_9c334e0c-9e85-469b-9049-c786623885b7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsOfDividendsCommonStock_b26e5025-cb10-45e6-b520-6e0ed704a624" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsOfDividendsCommonStock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_9c334e0c-9e85-469b-9049-c786623885b7" xlink:to="loc_us-gaap_PaymentsOfDividendsCommonStock_b26e5025-cb10-45e6-b520-6e0ed704a624" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_13c2b9d2-0229-4a1b-8cfb-ecae90c1b8ef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PaymentsForRepurchaseOfCommonStock"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_9c334e0c-9e85-469b-9049-c786623885b7" xlink:to="loc_us-gaap_PaymentsForRepurchaseOfCommonStock_13c2b9d2-0229-4a1b-8cfb-ecae90c1b8ef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromIssuanceOfDebt_eba2d5a9-99ab-4006-8270-7186a968c098" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromIssuanceOfDebt"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_9c334e0c-9e85-469b-9049-c786623885b7" xlink:to="loc_us-gaap_ProceedsFromIssuanceOfDebt_eba2d5a9-99ab-4006-8270-7186a968c098" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfDebt_05b09675-2c73-4d2c-a71c-330955bb6811" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RepaymentsOfDebt"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_9c334e0c-9e85-469b-9049-c786623885b7" xlink:to="loc_us-gaap_RepaymentsOfDebt_05b09675-2c73-4d2c-a71c-330955bb6811" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromRepaymentsOfCommercialPaper_cc890b18-7a1e-4c92-93f0-3d48a408c5e8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromRepaymentsOfCommercialPaper"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_9c334e0c-9e85-469b-9049-c786623885b7" xlink:to="loc_us-gaap_ProceedsFromRepaymentsOfCommercialPaper_cc890b18-7a1e-4c92-93f0-3d48a408c5e8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_b3e75217-ec50-4032-82ca-474e4c6ff23d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromPaymentsForOtherFinancingActivities"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_9c334e0c-9e85-469b-9049-c786623885b7" xlink:to="loc_us-gaap_ProceedsFromPaymentsForOtherFinancingActivities_b3e75217-ec50-4032-82ca-474e4c6ff23d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_1c0fac25-944b-451e-a3e2-8e6def4d28fc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetCashProvidedByUsedInFinancingActivities"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_NetCashProvidedByUsedInFinancingActivitiesAbstract_9c334e0c-9e85-469b-9049-c786623885b7" xlink:to="loc_us-gaap_NetCashProvidedByUsedInFinancingActivities_1c0fac25-944b-451e-a3e2-8e6def4d28fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_94ae2d17-73a0-44af-92aa-48f44ee6db54" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_f41aa3bd-e688-4957-9b08-a8afd5cac16f" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalentsPeriodIncreaseDecreaseIncludingExchangeRateEffect_94ae2d17-73a0-44af-92aa-48f44ee6db54" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_a572f5ea-1125-4366-a031-f2128ad1da73" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_f41aa3bd-e688-4957-9b08-a8afd5cac16f" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_a572f5ea-1125-4366-a031-f2128ad1da73" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_81aac363-666d-4e41-85eb-6d8dc7011b8b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfCashFlowsAbstract_f41aa3bd-e688-4957-9b08-a8afd5cac16f" xlink:to="loc_us-gaap_CashCashEquivalentsRestrictedCashAndRestrictedCashEquivalents_81aac363-666d-4e41-85eb-6d8dc7011b8b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/ConsolidatedStatementsofEquity" xlink:type="simple" xlink:href="lmt-20200927.xsd#ConsolidatedStatementsofEquity"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/ConsolidatedStatementsofEquity" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementOfStockholdersEquityAbstract_f4c4b22e-4fb1-437f-9081-a21e1b99eceb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementOfStockholdersEquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementTable_99f552e9-ec9d-4afe-a296-8dffdf240704" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementOfStockholdersEquityAbstract_f4c4b22e-4fb1-437f-9081-a21e1b99eceb" xlink:to="loc_us-gaap_StatementTable_99f552e9-ec9d-4afe-a296-8dffdf240704" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_8c7e8227-94e7-460c-93df-8daa059a1fe7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_99f552e9-ec9d-4afe-a296-8dffdf240704" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_8c7e8227-94e7-460c-93df-8daa059a1fe7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_9fa02621-abeb-4734-ae8e-dcbcd7587220" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_8c7e8227-94e7-460c-93df-8daa059a1fe7" xlink:to="loc_us-gaap_EquityComponentDomain_9fa02621-abeb-4734-ae8e-dcbcd7587220" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockMember_ec778f7d-a17a-4e83-a0c1-b27f8fc9eac3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_9fa02621-abeb-4734-ae8e-dcbcd7587220" xlink:to="loc_us-gaap_CommonStockMember_ec778f7d-a17a-4e83-a0c1-b27f8fc9eac3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_8c9c5baa-41fc-4c06-9a00-051349db3286" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_9fa02621-abeb-4734-ae8e-dcbcd7587220" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_8c9c5baa-41fc-4c06-9a00-051349db3286" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetainedEarningsMember_4b69563d-e45e-4fad-950d-392d9de8be77" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetainedEarningsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_9fa02621-abeb-4734-ae8e-dcbcd7587220" xlink:to="loc_us-gaap_RetainedEarningsMember_4b69563d-e45e-4fad-950d-392d9de8be77" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_f85234ae-01cf-44d6-99b2-2b5e1ff0b6ed" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_9fa02621-abeb-4734-ae8e-dcbcd7587220" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_f85234ae-01cf-44d6-99b2-2b5e1ff0b6ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ParentMember_b3b91716-8383-424c-9f39-87ead8df9e14" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ParentMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_9fa02621-abeb-4734-ae8e-dcbcd7587220" xlink:to="loc_us-gaap_ParentMember_b3b91716-8383-424c-9f39-87ead8df9e14" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NoncontrollingInterestMember_f6f2b0e4-4a5e-4629-a8e4-6ee10830804a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NoncontrollingInterestMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_9fa02621-abeb-4734-ae8e-dcbcd7587220" xlink:to="loc_us-gaap_NoncontrollingInterestMember_f6f2b0e4-4a5e-4629-a8e4-6ee10830804a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementLineItems_087cc1b7-5520-4c0b-94e2-855f8b502b33" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementTable_99f552e9-ec9d-4afe-a296-8dffdf240704" xlink:to="loc_us-gaap_StatementLineItems_087cc1b7-5520-4c0b-94e2-855f8b502b33" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_56ddf57b-e4d6-4f9a-b8f6-536b9867ebe8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInStockholdersEquityRollForward"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementLineItems_087cc1b7-5520-4c0b-94e2-855f8b502b33" xlink:to="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_56ddf57b-e4d6-4f9a-b8f6-536b9867ebe8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_eb4414d5-fd1f-41f3-af71-c83c966d1210" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_56ddf57b-e4d6-4f9a-b8f6-536b9867ebe8" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_eb4414d5-fd1f-41f3-af71-c83c966d1210" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NetIncomeLoss_514f5e2c-1910-4ff8-b469-3a6ea92e5c4e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NetIncomeLoss"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_56ddf57b-e4d6-4f9a-b8f6-536b9867ebe8" xlink:to="loc_us-gaap_NetIncomeLoss_514f5e2c-1910-4ff8-b469-3a6ea92e5c4e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_51a3395c-fcaa-4c7f-a2bf-c7f618d3f549" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_56ddf57b-e4d6-4f9a-b8f6-536b9867ebe8" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_51a3395c-fcaa-4c7f-a2bf-c7f618d3f549" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedDuringPeriodValue_6f5af7c3-612e-4709-bc78-f27e580a03a1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchasedDuringPeriodValue"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_56ddf57b-e4d6-4f9a-b8f6-536b9867ebe8" xlink:to="loc_us-gaap_StockRepurchasedDuringPeriodValue_6f5af7c3-612e-4709-bc78-f27e580a03a1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsCash_80f9b500-a8fa-46f4-b3ce-0e6758bfd9c3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DividendsCash"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_56ddf57b-e4d6-4f9a-b8f6-536b9867ebe8" xlink:to="loc_us-gaap_DividendsCash_80f9b500-a8fa-46f4-b3ce-0e6758bfd9c3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_StockBasedAwardsAndESOPActivity_624939be-5865-4109-b4e7-09e266ba06d4" xlink:href="lmt-20200927.xsd#lmt_StockBasedAwardsAndESOPActivity"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_56ddf57b-e4d6-4f9a-b8f6-536b9867ebe8" xlink:to="loc_lmt_StockBasedAwardsAndESOPActivity_624939be-5865-4109-b4e7-09e266ba06d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_611ba8b9-1fb0-4a78-982a-976494c2942d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_56ddf57b-e4d6-4f9a-b8f6-536b9867ebe8" xlink:to="loc_us-gaap_MinorityInterestDecreaseFromDistributionsToNoncontrollingInterestHolders_611ba8b9-1fb0-4a78-982a-976494c2942d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_abd886b4-5db6-49be-92f2-ded24b56e6dc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_IncreaseDecreaseInStockholdersEquityRollForward_56ddf57b-e4d6-4f9a-b8f6-536b9867ebe8" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_abd886b4-5db6-49be-92f2-ded24b56e6dc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/BASISOFPRESENTATION" xlink:type="simple" xlink:href="lmt-20200927.xsd#BASISOFPRESENTATION"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/BASISOFPRESENTATION" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_cd3471b4-f6f4-4897-96a5-b02a3f920137" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_3f48d3cf-581e-4e7d-ac30-e121f4caa5d1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsAbstract_cd3471b4-f6f4-4897-96a5-b02a3f920137" xlink:to="loc_us-gaap_OrganizationConsolidationAndPresentationOfFinancialStatementsDisclosureTextBlock_3f48d3cf-581e-4e7d-ac30-e121f4caa5d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/EARNINGSPERCOMMONSHARE" xlink:type="simple" xlink:href="lmt-20200927.xsd#EARNINGSPERCOMMONSHARE"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/EARNINGSPERCOMMONSHARE" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_700f06da-1f91-4a43-a728-e559cc5c1084" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareTextBlock_137108a3-9907-460a-a98c-018edaa787f5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_700f06da-1f91-4a43-a728-e559cc5c1084" xlink:to="loc_us-gaap_EarningsPerShareTextBlock_137108a3-9907-460a-a98c-018edaa787f5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/EARNINGSPERCOMMONSHARETables" xlink:type="simple" xlink:href="lmt-20200927.xsd#EARNINGSPERCOMMONSHARETables"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/EARNINGSPERCOMMONSHARETables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_fd2bd1e2-9cfa-4ce8-9094-8fbb45dcedcf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_0a919710-33f7-4960-97dc-3ec143336155" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_fd2bd1e2-9cfa-4ce8-9094-8fbb45dcedcf" xlink:to="loc_us-gaap_ScheduleOfWeightedAverageNumberOfSharesTableTextBlock_0a919710-33f7-4960-97dc-3ec143336155" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/EARNINGSPERCOMMONSHAREScheduleofWeightedAverageSharesOutstandingUsedtoComputeEarningsPerCommonShareDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#EARNINGSPERCOMMONSHAREScheduleofWeightedAverageSharesOutstandingUsedtoComputeEarningsPerCommonShareDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/EARNINGSPERCOMMONSHAREScheduleofWeightedAverageSharesOutstandingUsedtoComputeEarningsPerCommonShareDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_7d0979ac-e0b3-460a-9cfd-c3c12059c883" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_c9767063-4c0b-418c-acef-9d4964e2c35b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfSharesOutstandingBasic"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_7d0979ac-e0b3-460a-9cfd-c3c12059c883" xlink:to="loc_us-gaap_WeightedAverageNumberOfSharesOutstandingBasic_c9767063-4c0b-418c-acef-9d4964e2c35b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_82dd6ce1-44d4-43dd-ae7a-0f0b9f935275" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_7d0979ac-e0b3-460a-9cfd-c3c12059c883" xlink:to="loc_us-gaap_WeightedAverageNumberDilutedSharesOutstandingAdjustment_82dd6ce1-44d4-43dd-ae7a-0f0b9f935275" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_f32816d6-4799-40d8-b622-e119bf6a63d1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_7d0979ac-e0b3-460a-9cfd-c3c12059c883" xlink:to="loc_us-gaap_WeightedAverageNumberOfDilutedSharesOutstanding_f32816d6-4799-40d8-b622-e119bf6a63d1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/EARNINGSPERCOMMONSHARENarrativeDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#EARNINGSPERCOMMONSHARENarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/EARNINGSPERCOMMONSHARENarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerShareAbstract_2188e544-1231-4e71-aff8-813039ccbd97" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerShareAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_de6b6b39-64fa-45ca-bcb7-8a6b89ce967a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EarningsPerShareAbstract_2188e544-1231-4e71-aff8-813039ccbd97" xlink:to="loc_us-gaap_AntidilutiveSecuritiesExcludedFromComputationOfEarningsPerShareAmount_de6b6b39-64fa-45ca-bcb7-8a6b89ce967a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/INFORMATIONONBUSINESSSEGMENTS" xlink:type="simple" xlink:href="lmt-20200927.xsd#INFORMATIONONBUSINESSSEGMENTS"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/INFORMATIONONBUSINESSSEGMENTS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_46256bfb-9a62-49dd-88a5-49f056dcc203" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingDisclosureTextBlock_650bada4-81d9-402b-8768-a65c05791431" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_46256bfb-9a62-49dd-88a5-49f056dcc203" xlink:to="loc_us-gaap_SegmentReportingDisclosureTextBlock_650bada4-81d9-402b-8768-a65c05791431" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/INFORMATIONONBUSINESSSEGMENTSTables" xlink:type="simple" xlink:href="lmt-20200927.xsd#INFORMATIONONBUSINESSSEGMENTSTables"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/INFORMATIONONBUSINESSSEGMENTSTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_1bf10be0-ea23-4cc8-8d16-dfcfeb7f501e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_c12080af-b406-40aa-85f8-e849689c76a0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_1bf10be0-ea23-4cc8-8d16-dfcfeb7f501e" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTextBlock_c12080af-b406-40aa-85f8-e849689c76a0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/INFORMATIONONBUSINESSSEGMENTSNarrativeDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#INFORMATIONONBUSINESSSEGMENTSNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/INFORMATIONONBUSINESSSEGMENTSNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_83d25ed6-1657-45e2-a32b-92be5a28659c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NumberOfOperatingSegments_d0566fb0-adf7-4458-b588-2e5b116cb2b6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NumberOfOperatingSegments"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_83d25ed6-1657-45e2-a32b-92be5a28659c" xlink:to="loc_us-gaap_NumberOfOperatingSegments_d0566fb0-adf7-4458-b588-2e5b116cb2b6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_e430b48a-b021-4592-bd76-391b2cb79089" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_83d25ed6-1657-45e2-a32b-92be5a28659c" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_e430b48a-b021-4592-bd76-391b2cb79089" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByTypeAxis_2b0602e3-4815-4893-8aff-69b8f79404d4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ConcentrationRiskByTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_e430b48a-b021-4592-bd76-391b2cb79089" xlink:to="loc_us-gaap_ConcentrationRiskByTypeAxis_2b0602e3-4815-4893-8aff-69b8f79404d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskTypeDomain_3d363342-810e-4a70-9bb0-09d4d31c3cf0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ConcentrationRiskTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByTypeAxis_2b0602e3-4815-4893-8aff-69b8f79404d4" xlink:to="loc_us-gaap_ConcentrationRiskTypeDomain_3d363342-810e-4a70-9bb0-09d4d31c3cf0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProductConcentrationRiskMember_04c554b7-0382-45df-a6be-599cd3b9179a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProductConcentrationRiskMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskTypeDomain_3d363342-810e-4a70-9bb0-09d4d31c3cf0" xlink:to="loc_us-gaap_ProductConcentrationRiskMember_04c554b7-0382-45df-a6be-599cd3b9179a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_b32e777b-1fb0-4b46-9deb-a6ca805b2266" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ConcentrationRiskByBenchmarkAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_e430b48a-b021-4592-bd76-391b2cb79089" xlink:to="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_b32e777b-1fb0-4b46-9deb-a6ca805b2266" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ConcentrationRiskBenchmarkDomain_cf8e61e3-faa2-42be-9e66-f6b253e5805f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ConcentrationRiskBenchmarkDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskByBenchmarkAxis_b32e777b-1fb0-4b46-9deb-a6ca805b2266" xlink:to="loc_us-gaap_ConcentrationRiskBenchmarkDomain_cf8e61e3-faa2-42be-9e66-f6b253e5805f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SalesRevenueNetMember_50322178-6151-4275-90b4-fceff94df018" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SalesRevenueNetMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ConcentrationRiskBenchmarkDomain_cf8e61e3-faa2-42be-9e66-f6b253e5805f" xlink:to="loc_us-gaap_SalesRevenueNetMember_50322178-6151-4275-90b4-fceff94df018" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_b76ccd30-4e9c-4915-87e8-d096076d4899" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_e430b48a-b021-4592-bd76-391b2cb79089" xlink:to="loc_srt_ProductOrServiceAxis_b76ccd30-4e9c-4915-87e8-d096076d4899" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_7bd96fd9-7daf-4dfb-9de0-4c0351949b4e" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductOrServiceAxis_b76ccd30-4e9c-4915-87e8-d096076d4899" xlink:to="loc_srt_ProductsAndServicesDomain_7bd96fd9-7daf-4dfb-9de0-4c0351949b4e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_FThirtyFiveProgramMember_3998f94e-76c5-45e6-a45e-cd33adf570eb" xlink:href="lmt-20200927.xsd#lmt_FThirtyFiveProgramMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_7bd96fd9-7daf-4dfb-9de0-4c0351949b4e" xlink:to="loc_lmt_FThirtyFiveProgramMember_3998f94e-76c5-45e6-a45e-cd33adf570eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_62b2cae5-2218-4c85-9808-45714abfe30e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_e430b48a-b021-4592-bd76-391b2cb79089" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_62b2cae5-2218-4c85-9808-45714abfe30e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_70755205-3084-451b-911b-59248fa4a4f4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_62b2cae5-2218-4c85-9808-45714abfe30e" xlink:to="loc_us-gaap_SegmentDomain_70755205-3084-451b-911b-59248fa4a4f4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_AeronauticsMember_bf587d31-bfea-4491-a6e2-a5ba829ebdb0" xlink:href="lmt-20200927.xsd#lmt_AeronauticsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_70755205-3084-451b-911b-59248fa4a4f4" xlink:to="loc_lmt_AeronauticsMember_bf587d31-bfea-4491-a6e2-a5ba829ebdb0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_67a7bc81-ac26-44d4-9ce7-ec7178910c63" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_e430b48a-b021-4592-bd76-391b2cb79089" xlink:to="loc_us-gaap_SegmentReportingInformationLineItems_67a7bc81-ac26-44d4-9ce7-ec7178910c63" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_ProgramNetSalesAsPercentOfTotalNetSales_52fe6105-07c7-4c6f-aca5-baecd5f2dacf" xlink:href="lmt-20200927.xsd#lmt_ProgramNetSalesAsPercentOfTotalNetSales"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_67a7bc81-ac26-44d4-9ce7-ec7178910c63" xlink:to="loc_lmt_ProgramNetSalesAsPercentOfTotalNetSales_52fe6105-07c7-4c6f-aca5-baecd5f2dacf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/INFORMATIONONBUSINESSSEGMENTSSummaryofOperatingResultsForEachBusinessSegmentDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#INFORMATIONONBUSINESSSEGMENTSSummaryofOperatingResultsForEachBusinessSegmentDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/INFORMATIONONBUSINESSSEGMENTSSummaryofOperatingResultsForEachBusinessSegmentDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_99089faa-dc9c-4869-85ef-1bd303877ff5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_51e0d6f1-8327-4e84-8b19-fac2c48502c2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_99089faa-dc9c-4869-85ef-1bd303877ff5" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_51e0d6f1-8327-4e84-8b19-fac2c48502c2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_8458e320-9695-4ec9-93a7-e55775db59c7" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_51e0d6f1-8327-4e84-8b19-fac2c48502c2" xlink:to="loc_srt_ConsolidationItemsAxis_8458e320-9695-4ec9-93a7-e55775db59c7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_d41942d1-4650-4c64-978c-174c35e5e947" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_8458e320-9695-4ec9-93a7-e55775db59c7" xlink:to="loc_srt_ConsolidationItemsDomain_d41942d1-4650-4c64-978c-174c35e5e947" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_c2b88347-7e5b-4510-abc3-8622b2d1c934" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_d41942d1-4650-4c64-978c-174c35e5e947" xlink:to="loc_us-gaap_OperatingSegmentsMember_c2b88347-7e5b-4510-abc3-8622b2d1c934" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MaterialReconcilingItemsMember_3a50bf3d-ce20-4236-89fc-803723539076" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MaterialReconcilingItemsMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_d41942d1-4650-4c64-978c-174c35e5e947" xlink:to="loc_us-gaap_MaterialReconcilingItemsMember_3a50bf3d-ce20-4236-89fc-803723539076" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IntersegmentEliminationMember_25373421-6afa-4636-9ffd-9a701ac245c5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IntersegmentEliminationMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_d41942d1-4650-4c64-978c-174c35e5e947" xlink:to="loc_us-gaap_IntersegmentEliminationMember_25373421-6afa-4636-9ffd-9a701ac245c5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_03c619a8-6e41-4c74-8046-f79327346eec" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_51e0d6f1-8327-4e84-8b19-fac2c48502c2" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_03c619a8-6e41-4c74-8046-f79327346eec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_eaef88cf-7a66-48ac-b661-013170277812" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_03c619a8-6e41-4c74-8046-f79327346eec" xlink:to="loc_us-gaap_SegmentDomain_eaef88cf-7a66-48ac-b661-013170277812" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_AeronauticsMember_363d105d-98c0-48b4-8cc6-2fb3dba1a89d" xlink:href="lmt-20200927.xsd#lmt_AeronauticsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_eaef88cf-7a66-48ac-b661-013170277812" xlink:to="loc_lmt_AeronauticsMember_363d105d-98c0-48b4-8cc6-2fb3dba1a89d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_MissilesAndFireControlMember_a5b00f9f-97a0-475f-a7ee-3bb1438c78fb" xlink:href="lmt-20200927.xsd#lmt_MissilesAndFireControlMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_eaef88cf-7a66-48ac-b661-013170277812" xlink:to="loc_lmt_MissilesAndFireControlMember_a5b00f9f-97a0-475f-a7ee-3bb1438c78fb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_RotaryAndMissionSystemsMember_f76f618b-bab0-415e-9877-9ff74706a1d2" xlink:href="lmt-20200927.xsd#lmt_RotaryAndMissionSystemsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_eaef88cf-7a66-48ac-b661-013170277812" xlink:to="loc_lmt_RotaryAndMissionSystemsMember_f76f618b-bab0-415e-9877-9ff74706a1d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_SpaceMember_4f5a7973-6bb3-4879-bacc-80f84ebac191" xlink:href="lmt-20200927.xsd#lmt_SpaceMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_eaef88cf-7a66-48ac-b661-013170277812" xlink:to="loc_lmt_SpaceMember_4f5a7973-6bb3-4879-bacc-80f84ebac191" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_29b9262b-163c-4a58-ada6-cd6d5e771a88" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_51e0d6f1-8327-4e84-8b19-fac2c48502c2" xlink:to="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_29b9262b-163c-4a58-ada6-cd6d5e771a88" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_1b42e6e6-11a5-4ca8-a7ff-7d2df74d1291" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_EquityMethodInvesteeNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_29b9262b-163c-4a58-ada6-cd6d5e771a88" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_1b42e6e6-11a5-4ca8-a7ff-7d2df74d1291" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_AdvancedMilitaryMaintenanceRepairandOverhaulCenterMember_55b65b1a-4222-4909-a99c-41fee4610c5e" xlink:href="lmt-20200927.xsd#lmt_AdvancedMilitaryMaintenanceRepairandOverhaulCenterMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_EquityMethodInvesteeNameDomain_1b42e6e6-11a5-4ca8-a7ff-7d2df74d1291" xlink:to="loc_lmt_AdvancedMilitaryMaintenanceRepairandOverhaulCenterMember_55b65b1a-4222-4909-a99c-41fee4610c5e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_e258e3dd-d630-43f3-b99f-aa6312518bc3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_51e0d6f1-8327-4e84-8b19-fac2c48502c2" xlink:to="loc_us-gaap_SegmentReportingInformationLineItems_e258e3dd-d630-43f3-b99f-aa6312518bc3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationRevenueAbstract_e09b2238-5aa2-440f-a2ac-510be50c8da0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationRevenueAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e258e3dd-d630-43f3-b99f-aa6312518bc3" xlink:to="loc_us-gaap_SegmentReportingInformationRevenueAbstract_e09b2238-5aa2-440f-a2ac-510be50c8da0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_b5a98611-423f-4dcd-8a87-916ab3f6b8f3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationRevenueAbstract_e09b2238-5aa2-440f-a2ac-510be50c8da0" xlink:to="loc_us-gaap_Revenues_b5a98611-423f-4dcd-8a87-916ab3f6b8f3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationOperatingIncomeLossAbstract_c200a686-4287-4a62-b508-d5c764e22944" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationOperatingIncomeLossAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e258e3dd-d630-43f3-b99f-aa6312518bc3" xlink:to="loc_us-gaap_SegmentReportingInformationOperatingIncomeLossAbstract_c200a686-4287-4a62-b508-d5c764e22944" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingIncomeLoss_ee6dfa95-2088-46e0-af40-92cac0462815" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingIncomeLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationOperatingIncomeLossAbstract_c200a686-4287-4a62-b508-d5c764e22944" xlink:to="loc_us-gaap_OperatingIncomeLoss_ee6dfa95-2088-46e0-af40-92cac0462815" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_UnallocatedItemsAbstract_ff415608-3a5d-4713-b2c7-34460b79f1b0" xlink:href="lmt-20200927.xsd#lmt_UnallocatedItemsAbstract"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e258e3dd-d630-43f3-b99f-aa6312518bc3" xlink:to="loc_lmt_UnallocatedItemsAbstract_ff415608-3a5d-4713-b2c7-34460b79f1b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_FasCasOperatingAdjustment_5ca750ff-2dbe-45af-b385-5cace1d33e7d" xlink:href="lmt-20200927.xsd#lmt_FasCasOperatingAdjustment"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_lmt_UnallocatedItemsAbstract_ff415608-3a5d-4713-b2c7-34460b79f1b0" xlink:to="loc_lmt_FasCasOperatingAdjustment_5ca750ff-2dbe-45af-b385-5cace1d33e7d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AllocatedShareBasedCompensationExpense_ad90dc7e-9190-413e-b230-8c772fb1fbd0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AllocatedShareBasedCompensationExpense"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_lmt_UnallocatedItemsAbstract_ff415608-3a5d-4713-b2c7-34460b79f1b0" xlink:to="loc_us-gaap_AllocatedShareBasedCompensationExpense_ad90dc7e-9190-413e-b230-8c772fb1fbd0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_OtherUnallocatedExpensesNet_f6c4d507-518e-4ab3-b5ec-9bf9bcfcc44c" xlink:href="lmt-20200927.xsd#lmt_OtherUnallocatedExpensesNet"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_lmt_UnallocatedItemsAbstract_ff415608-3a5d-4713-b2c7-34460b79f1b0" xlink:to="loc_lmt_OtherUnallocatedExpensesNet_f6c4d507-518e-4ab3-b5ec-9bf9bcfcc44c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_UnallocatedNet_a95fbe9e-b6c2-4bd9-ad4c-00a2ab76ef01" xlink:href="lmt-20200927.xsd#lmt_UnallocatedNet"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_lmt_UnallocatedItemsAbstract_ff415608-3a5d-4713-b2c7-34460b79f1b0" xlink:to="loc_lmt_UnallocatedNet_a95fbe9e-b6c2-4bd9-ad4c-00a2ab76ef01" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_04299868-5d8c-41f5-9fe3-11da2931529f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e258e3dd-d630-43f3-b99f-aa6312518bc3" xlink:to="loc_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_04299868-5d8c-41f5-9fe3-11da2931529f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_EquityMethodInvestmentOtherThanTemporaryImpairmentAfterTax_e68c4bc1-63d4-4137-a22b-432af5434a7d" xlink:href="lmt-20200927.xsd#lmt_EquityMethodInvestmentOtherThanTemporaryImpairmentAfterTax"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e258e3dd-d630-43f3-b99f-aa6312518bc3" xlink:to="loc_lmt_EquityMethodInvestmentOtherThanTemporaryImpairmentAfterTax_e68c4bc1-63d4-4137-a22b-432af5434a7d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_EquityMethodInvestmentOtherThanTemporaryImpairmentDollarsPerShare_1a233638-9192-4236-b8da-05d4dfbf7e4b" xlink:href="lmt-20200927.xsd#lmt_EquityMethodInvestmentOtherThanTemporaryImpairmentDollarsPerShare"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_e258e3dd-d630-43f3-b99f-aa6312518bc3" xlink:to="loc_lmt_EquityMethodInvestmentOtherThanTemporaryImpairmentDollarsPerShare_1a233638-9192-4236-b8da-05d4dfbf7e4b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/INFORMATIONONBUSINESSSEGMENTSFASCASPensionAdjustmentDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#INFORMATIONONBUSINESSSEGMENTSFASCASPensionAdjustmentDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/INFORMATIONONBUSINESSSEGMENTSFASCASPensionAdjustmentDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_595f3aef-c2cc-4687-b790-2d21f44c1008" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_d5e26696-34c0-49f4-b6ec-661d08d1cee7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_595f3aef-c2cc-4687-b790-2d21f44c1008" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_d5e26696-34c0-49f4-b6ec-661d08d1cee7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_717c4e9c-cbaa-44ea-9172-62ace421cc06" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_d5e26696-34c0-49f4-b6ec-661d08d1cee7" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_717c4e9c-cbaa-44ea-9172-62ace421cc06" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_ad08d129-43b2-4214-8a14-495c66a70b87" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_717c4e9c-cbaa-44ea-9172-62ace421cc06" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_ad08d129-43b2-4214-8a14-495c66a70b87" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_b82adea1-7c32-46c5-8be0-9a5a780b24ec" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_ad08d129-43b2-4214-8a14-495c66a70b87" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_b82adea1-7c32-46c5-8be0-9a5a780b24ec" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTaxStatusAxis_63cd8ecc-e8a0-479b-8d9a-b857ffbbf9d5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTaxStatusAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_d5e26696-34c0-49f4-b6ec-661d08d1cee7" xlink:to="loc_us-gaap_RetirementPlanTaxStatusAxis_63cd8ecc-e8a0-479b-8d9a-b857ffbbf9d5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTaxStatusDomain_d65d8aef-49dc-42ab-ae52-b4063f8832d9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTaxStatusDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTaxStatusAxis_63cd8ecc-e8a0-479b-8d9a-b857ffbbf9d5" xlink:to="loc_us-gaap_RetirementPlanTaxStatusDomain_d65d8aef-49dc-42ab-ae52-b4063f8832d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_QualifiedPlanMember_8a0d125f-40c7-4f17-b4e2-c619aeff8d24" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_QualifiedPlanMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTaxStatusDomain_d65d8aef-49dc-42ab-ae52-b4063f8832d9" xlink:to="loc_us-gaap_QualifiedPlanMember_8a0d125f-40c7-4f17-b4e2-c619aeff8d24" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_da814c87-58e7-4d4f-9614-3d3cb53c3ed9" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_d5e26696-34c0-49f4-b6ec-661d08d1cee7" xlink:to="loc_srt_ConsolidationItemsAxis_da814c87-58e7-4d4f-9614-3d3cb53c3ed9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_b4baed20-9959-48eb-91a8-b36e8f3a46cb" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_da814c87-58e7-4d4f-9614-3d3cb53c3ed9" xlink:to="loc_srt_ConsolidationItemsDomain_b4baed20-9959-48eb-91a8-b36e8f3a46cb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MaterialReconcilingItemsMember_0bf24e71-96cb-4d8e-9ff3-b852fde0f6c2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MaterialReconcilingItemsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_b4baed20-9959-48eb-91a8-b36e8f3a46cb" xlink:to="loc_us-gaap_MaterialReconcilingItemsMember_0bf24e71-96cb-4d8e-9ff3-b852fde0f6c2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_6b26db43-d397-46c0-894a-e3b339cf6185" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_d5e26696-34c0-49f4-b6ec-661d08d1cee7" xlink:to="loc_us-gaap_SegmentReportingInformationLineItems_6b26db43-d397-46c0-894a-e3b339cf6185" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_c4e1440e-a472-44af-a3eb-f25e52bff6e0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_6b26db43-d397-46c0-894a-e3b339cf6185" xlink:to="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_c4e1440e-a472-44af-a3eb-f25e52bff6e0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_PensionExpenseUnderUSGovernmentCostAccountingStandards_ab96e8bf-4147-4227-a2cf-2d3cac795211" xlink:href="lmt-20200927.xsd#lmt_PensionExpenseUnderUSGovernmentCostAccountingStandards"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_6b26db43-d397-46c0-894a-e3b339cf6185" xlink:to="loc_lmt_PensionExpenseUnderUSGovernmentCostAccountingStandards_ab96e8bf-4147-4227-a2cf-2d3cac795211" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_9737ad5d-b4e2-4170-851d-9cdc1e4a9859" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_6b26db43-d397-46c0-894a-e3b339cf6185" xlink:to="loc_us-gaap_DefinedBenefitPlanServiceCost_9737ad5d-b4e2-4170-851d-9cdc1e4a9859" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_FasCasOperatingAdjustment_3ad3043e-269a-4919-aef4-07080575000c" xlink:href="lmt-20200927.xsd#lmt_FasCasOperatingAdjustment"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_6b26db43-d397-46c0-894a-e3b339cf6185" xlink:to="loc_lmt_FasCasOperatingAdjustment_3ad3043e-269a-4919-aef4-07080575000c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_FinancialAccountingStandardsNonOperatingPensionExpense_ec3a13ff-0db9-499e-87a4-e10ea9ff657d" xlink:href="lmt-20200927.xsd#lmt_FinancialAccountingStandardsNonOperatingPensionExpense"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_6b26db43-d397-46c0-894a-e3b339cf6185" xlink:to="loc_lmt_FinancialAccountingStandardsNonOperatingPensionExpense_ec3a13ff-0db9-499e-87a4-e10ea9ff657d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_FasCasPensionAdjustment_288e7226-9b61-4dad-b2f1-2d8c69abede1" xlink:href="lmt-20200927.xsd#lmt_FasCasPensionAdjustment"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_6b26db43-d397-46c0-894a-e3b339cf6185" xlink:to="loc_lmt_FasCasPensionAdjustment_288e7226-9b61-4dad-b2f1-2d8c69abede1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/INFORMATIONONBUSINESSSEGMENTSFASCASPensionAdjustmentDetails_1" xlink:type="simple" xlink:href="lmt-20200927.xsd#INFORMATIONONBUSINESSSEGMENTSFASCASPensionAdjustmentDetails_1"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/INFORMATIONONBUSINESSSEGMENTSFASCASPensionAdjustmentDetails_1" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/INFORMATIONONBUSINESSSEGMENTSIncomeStatementInformationForEachSegmentDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#INFORMATIONONBUSINESSSEGMENTSIncomeStatementInformationForEachSegmentDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/INFORMATIONONBUSINESSSEGMENTSIncomeStatementInformationForEachSegmentDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_4dc48c48-95db-43b6-8a9b-136097aa8629" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_13552bd0-357e-433b-bfb4-889f7c395064" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_4dc48c48-95db-43b6-8a9b-136097aa8629" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_13552bd0-357e-433b-bfb4-889f7c395064" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductOrServiceAxis_6af88450-1542-4307-b3dd-db768d93d103" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductOrServiceAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_13552bd0-357e-433b-bfb4-889f7c395064" xlink:to="loc_srt_ProductOrServiceAxis_6af88450-1542-4307-b3dd-db768d93d103" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ProductsAndServicesDomain_10d489d6-97f3-42b8-bc0f-d3a4a84f8bca" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ProductsAndServicesDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductOrServiceAxis_6af88450-1542-4307-b3dd-db768d93d103" xlink:to="loc_srt_ProductsAndServicesDomain_10d489d6-97f3-42b8-bc0f-d3a4a84f8bca" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProductMember_ae44eab7-5bbf-4caf-9b14-f3ad0e4e6d1c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProductMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_10d489d6-97f3-42b8-bc0f-d3a4a84f8bca" xlink:to="loc_us-gaap_ProductMember_ae44eab7-5bbf-4caf-9b14-f3ad0e4e6d1c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ServiceMember_1fb7c9e4-fb29-4aec-aa3c-a7fae9c216a7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ServiceMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ProductsAndServicesDomain_10d489d6-97f3-42b8-bc0f-d3a4a84f8bca" xlink:to="loc_us-gaap_ServiceMember_1fb7c9e4-fb29-4aec-aa3c-a7fae9c216a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerBasisOfPricingAxis_5fe069e7-2251-4cb7-9893-750677770491" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ContractWithCustomerBasisOfPricingAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_13552bd0-357e-433b-bfb4-889f7c395064" xlink:to="loc_us-gaap_ContractWithCustomerBasisOfPricingAxis_5fe069e7-2251-4cb7-9893-750677770491" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerBasisOfPricingDomain_b2ceda3c-3b74-4265-8ef1-ea08d2bf9fd5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ContractWithCustomerBasisOfPricingDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ContractWithCustomerBasisOfPricingAxis_5fe069e7-2251-4cb7-9893-750677770491" xlink:to="loc_us-gaap_ContractWithCustomerBasisOfPricingDomain_b2ceda3c-3b74-4265-8ef1-ea08d2bf9fd5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FixedPriceContractMember_12a9808a-ce0e-4eed-bda2-0fefa3e5d263" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FixedPriceContractMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ContractWithCustomerBasisOfPricingDomain_b2ceda3c-3b74-4265-8ef1-ea08d2bf9fd5" xlink:to="loc_us-gaap_FixedPriceContractMember_12a9808a-ce0e-4eed-bda2-0fefa3e5d263" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_CostReimbursableContractMember_9d5da610-fa82-47cb-891e-45ee84954778" xlink:href="lmt-20200927.xsd#lmt_CostReimbursableContractMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ContractWithCustomerBasisOfPricingDomain_b2ceda3c-3b74-4265-8ef1-ea08d2bf9fd5" xlink:to="loc_lmt_CostReimbursableContractMember_9d5da610-fa82-47cb-891e-45ee84954778" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_MajorCustomersAxis_417918e0-853e-4b40-9480-039dc7c18256" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_MajorCustomersAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_13552bd0-357e-433b-bfb4-889f7c395064" xlink:to="loc_srt_MajorCustomersAxis_417918e0-853e-4b40-9480-039dc7c18256" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_NameOfMajorCustomerDomain_a8072e18-c143-4ce7-a75a-d926e358e4e2" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_NameOfMajorCustomerDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_MajorCustomersAxis_417918e0-853e-4b40-9480-039dc7c18256" xlink:to="loc_srt_NameOfMajorCustomerDomain_a8072e18-c143-4ce7-a75a-d926e358e4e2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_USGovernmentMember_4ff0bdda-c298-40b2-a39b-5702bdb4a1b0" xlink:href="lmt-20200927.xsd#lmt_USGovernmentMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_NameOfMajorCustomerDomain_a8072e18-c143-4ce7-a75a-d926e358e4e2" xlink:to="loc_lmt_USGovernmentMember_4ff0bdda-c298-40b2-a39b-5702bdb4a1b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_InternationalMember_a87d9530-d3d3-430f-ba68-a387a0e28d3a" xlink:href="lmt-20200927.xsd#lmt_InternationalMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_NameOfMajorCustomerDomain_a8072e18-c143-4ce7-a75a-d926e358e4e2" xlink:to="loc_lmt_InternationalMember_a87d9530-d3d3-430f-ba68-a387a0e28d3a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_UnitedStatesCommercialAndOtherMember_930feefd-ecbb-40f9-9bb3-7fff7a6b65a6" xlink:href="lmt-20200927.xsd#lmt_UnitedStatesCommercialAndOtherMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_NameOfMajorCustomerDomain_a8072e18-c143-4ce7-a75a-d926e358e4e2" xlink:to="loc_lmt_UnitedStatesCommercialAndOtherMember_930feefd-ecbb-40f9-9bb3-7fff7a6b65a6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementGeographicalAxis_4745eb28-4087-4b3e-83df-c61db940833a" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_StatementGeographicalAxis"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_13552bd0-357e-433b-bfb4-889f7c395064" xlink:to="loc_srt_StatementGeographicalAxis_4745eb28-4087-4b3e-83df-c61db940833a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_SegmentGeographicalDomain_dd39455a-5373-4c02-b89d-317b49630efd" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_SegmentGeographicalDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_StatementGeographicalAxis_4745eb28-4087-4b3e-83df-c61db940833a" xlink:to="loc_srt_SegmentGeographicalDomain_dd39455a-5373-4c02-b89d-317b49630efd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_country_US_d19ec18d-05c6-4569-8390-6be46a73b049" xlink:href="https://xbrl.sec.gov/country/2020/country-2020-01-31.xsd#country_US"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_dd39455a-5373-4c02-b89d-317b49630efd" xlink:to="loc_country_US_d19ec18d-05c6-4569-8390-6be46a73b049" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_AsiaPacificMember_0b7af1b1-9ff8-4c79-b3b7-4878f27ecc7b" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_AsiaPacificMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_dd39455a-5373-4c02-b89d-317b49630efd" xlink:to="loc_srt_AsiaPacificMember_0b7af1b1-9ff8-4c79-b3b7-4878f27ecc7b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EuropeMember_ac75a5ef-7856-41f8-91b2-0f39c8f43abb" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_EuropeMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_dd39455a-5373-4c02-b89d-317b49630efd" xlink:to="loc_srt_EuropeMember_ac75a5ef-7856-41f8-91b2-0f39c8f43abb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_MiddleEastMember_1702af9e-dcb0-4920-bfa5-993981473224" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_MiddleEastMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_dd39455a-5373-4c02-b89d-317b49630efd" xlink:to="loc_us-gaap_MiddleEastMember_1702af9e-dcb0-4920-bfa5-993981473224" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_OtherRegionMember_99cc644a-f8f9-4703-bab6-66272c04a181" xlink:href="lmt-20200927.xsd#lmt_OtherRegionMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_SegmentGeographicalDomain_dd39455a-5373-4c02-b89d-317b49630efd" xlink:to="loc_lmt_OtherRegionMember_99cc644a-f8f9-4703-bab6-66272c04a181" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_d8d1c640-bb62-4b2b-8243-0db03c8a7160" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_13552bd0-357e-433b-bfb4-889f7c395064" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_d8d1c640-bb62-4b2b-8243-0db03c8a7160" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_55b26874-76ad-436d-acfa-ae10597d8509" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_d8d1c640-bb62-4b2b-8243-0db03c8a7160" xlink:to="loc_us-gaap_SegmentDomain_55b26874-76ad-436d-acfa-ae10597d8509" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_AeronauticsMember_e88f813d-20ad-48e0-94dc-2a28a15b7005" xlink:href="lmt-20200927.xsd#lmt_AeronauticsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_55b26874-76ad-436d-acfa-ae10597d8509" xlink:to="loc_lmt_AeronauticsMember_e88f813d-20ad-48e0-94dc-2a28a15b7005" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_MissilesAndFireControlMember_6d5f6fb1-5c07-482f-9907-0934e790efa1" xlink:href="lmt-20200927.xsd#lmt_MissilesAndFireControlMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_55b26874-76ad-436d-acfa-ae10597d8509" xlink:to="loc_lmt_MissilesAndFireControlMember_6d5f6fb1-5c07-482f-9907-0934e790efa1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_RotaryAndMissionSystemsMember_9d376a9d-b512-4289-9954-10e7bd71f7e2" xlink:href="lmt-20200927.xsd#lmt_RotaryAndMissionSystemsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_55b26874-76ad-436d-acfa-ae10597d8509" xlink:to="loc_lmt_RotaryAndMissionSystemsMember_9d376a9d-b512-4289-9954-10e7bd71f7e2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_SpaceMember_becd1a03-a29c-4fc0-880a-aa2a7e76023e" xlink:href="lmt-20200927.xsd#lmt_SpaceMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_55b26874-76ad-436d-acfa-ae10597d8509" xlink:to="loc_lmt_SpaceMember_becd1a03-a29c-4fc0-880a-aa2a7e76023e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_ec2f3995-d0fb-4ffc-9ab6-5e78839a9983" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_13552bd0-357e-433b-bfb4-889f7c395064" xlink:to="loc_us-gaap_SegmentReportingInformationLineItems_ec2f3995-d0fb-4ffc-9ab6-5e78839a9983" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenuesAbstract_3dc3d2e9-55f7-46a5-b10d-bc84a9c217c9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenuesAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_ec2f3995-d0fb-4ffc-9ab6-5e78839a9983" xlink:to="loc_us-gaap_RevenuesAbstract_3dc3d2e9-55f7-46a5-b10d-bc84a9c217c9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Revenues_f7727f32-e9c1-4cad-a6ed-42987c15192e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Revenues"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenuesAbstract_3dc3d2e9-55f7-46a5-b10d-bc84a9c217c9" xlink:to="loc_us-gaap_Revenues_f7727f32-e9c1-4cad-a6ed-42987c15192e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/INFORMATIONONBUSINESSSEGMENTSTotalAssetsForEachBusinessSegmentDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#INFORMATIONONBUSINESSSEGMENTSTotalAssetsForEachBusinessSegmentDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/INFORMATIONONBUSINESSSEGMENTSTotalAssetsForEachBusinessSegmentDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingAbstract_8217b9fb-a9a7-4baf-b748-9ea3af1b88eb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_a5a8e1b2-b1a2-4dfc-8b36-e68fcc8f2279" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingAbstract_8217b9fb-a9a7-4baf-b748-9ea3af1b88eb" xlink:to="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_a5a8e1b2-b1a2-4dfc-8b36-e68fcc8f2279" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsAxis_945e59f6-3888-44ea-86ce-abc312ebe09e" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_a5a8e1b2-b1a2-4dfc-8b36-e68fcc8f2279" xlink:to="loc_srt_ConsolidationItemsAxis_945e59f6-3888-44ea-86ce-abc312ebe09e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ConsolidationItemsDomain_252d408e-8fb8-4f36-8017-f197766f9c2a" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ConsolidationItemsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsAxis_945e59f6-3888-44ea-86ce-abc312ebe09e" xlink:to="loc_srt_ConsolidationItemsDomain_252d408e-8fb8-4f36-8017-f197766f9c2a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OperatingSegmentsMember_e9041dcd-ec69-4c0c-9067-e5a8a6267f76" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OperatingSegmentsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_252d408e-8fb8-4f36-8017-f197766f9c2a" xlink:to="loc_us-gaap_OperatingSegmentsMember_e9041dcd-ec69-4c0c-9067-e5a8a6267f76" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CorporateNonSegmentMember_04fdc1fe-2122-4c7c-b293-619973155d3a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CorporateNonSegmentMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ConsolidationItemsDomain_252d408e-8fb8-4f36-8017-f197766f9c2a" xlink:to="loc_us-gaap_CorporateNonSegmentMember_04fdc1fe-2122-4c7c-b293-619973155d3a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_92272a42-cb7d-4a3f-ac56-ea2f182666c6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_a5a8e1b2-b1a2-4dfc-8b36-e68fcc8f2279" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_92272a42-cb7d-4a3f-ac56-ea2f182666c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_4861d346-28c8-4c99-8672-5607a4168a6b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_92272a42-cb7d-4a3f-ac56-ea2f182666c6" xlink:to="loc_us-gaap_SegmentDomain_4861d346-28c8-4c99-8672-5607a4168a6b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_AeronauticsMember_570bd057-7b37-49e4-8ec6-90f9e8953538" xlink:href="lmt-20200927.xsd#lmt_AeronauticsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_4861d346-28c8-4c99-8672-5607a4168a6b" xlink:to="loc_lmt_AeronauticsMember_570bd057-7b37-49e4-8ec6-90f9e8953538" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_MissilesAndFireControlMember_b1762ae9-6469-4763-b75e-d07b67b00a05" xlink:href="lmt-20200927.xsd#lmt_MissilesAndFireControlMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_4861d346-28c8-4c99-8672-5607a4168a6b" xlink:to="loc_lmt_MissilesAndFireControlMember_b1762ae9-6469-4763-b75e-d07b67b00a05" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_RotaryAndMissionSystemsMember_936fb92d-71d8-4358-b4c9-aa892c8a7a40" xlink:href="lmt-20200927.xsd#lmt_RotaryAndMissionSystemsMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_4861d346-28c8-4c99-8672-5607a4168a6b" xlink:to="loc_lmt_RotaryAndMissionSystemsMember_936fb92d-71d8-4358-b4c9-aa892c8a7a40" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_SpaceMember_87cf86f7-410a-4373-89c3-85803c82079f" xlink:href="lmt-20200927.xsd#lmt_SpaceMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_4861d346-28c8-4c99-8672-5607a4168a6b" xlink:to="loc_lmt_SpaceMember_87cf86f7-410a-4373-89c3-85803c82079f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentReportingInformationLineItems_49140dd9-4046-483d-a072-58324abc6e16" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentReportingInformationLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfSegmentReportingInformationBySegmentTable_a5a8e1b2-b1a2-4dfc-8b36-e68fcc8f2279" xlink:to="loc_us-gaap_SegmentReportingInformationLineItems_49140dd9-4046-483d-a072-58324abc6e16" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_Assets_956970d6-d51e-44c6-b958-f69d92f4b977" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_Assets"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentReportingInformationLineItems_49140dd9-4046-483d-a072-58324abc6e16" xlink:to="loc_us-gaap_Assets_956970d6-d51e-44c6-b958-f69d92f4b977" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/CONTRACTASSETSANDLIABILITIES" xlink:type="simple" xlink:href="lmt-20200927.xsd#CONTRACTASSETSANDLIABILITIES"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/CONTRACTASSETSANDLIABILITIES" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_529cb58d-b1ab-47e9-be4e-b185df3bf31d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerTextBlock_5a1b0166-cb84-4e71-945c-954ad61e5c9d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_529cb58d-b1ab-47e9-be4e-b185df3bf31d" xlink:to="loc_us-gaap_RevenueFromContractWithCustomerTextBlock_5a1b0166-cb84-4e71-945c-954ad61e5c9d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/CONTRACTASSETSANDLIABILITIESTables" xlink:type="simple" xlink:href="lmt-20200927.xsd#CONTRACTASSETSANDLIABILITIESTables"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/CONTRACTASSETSANDLIABILITIESTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_5f8b751b-1a48-4ad3-9850-625a306ef568" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_37192085-9388-4c8b-8b7b-3c70071ac3f7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_5f8b751b-1a48-4ad3-9850-625a306ef568" xlink:to="loc_us-gaap_ContractWithCustomerAssetAndLiabilityTableTextBlock_37192085-9388-4c8b-8b7b-3c70071ac3f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/CONTRACTASSETSANDLIABILITIESDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#CONTRACTASSETSANDLIABILITIESDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/CONTRACTASSETSANDLIABILITIESDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_ea3c3fd9-b5bf-40cf-99d9-936311f2ef87" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerAssetNetCurrent_07e623bf-d513-4ebe-ac5e-b2d2b1123b79" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ContractWithCustomerAssetNetCurrent"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_ea3c3fd9-b5bf-40cf-99d9-936311f2ef87" xlink:to="loc_us-gaap_ContractWithCustomerAssetNetCurrent_07e623bf-d513-4ebe-ac5e-b2d2b1123b79" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityCurrent_009e050d-b3d2-461b-9b0b-d94122044e09" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ContractWithCustomerLiabilityCurrent"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_ea3c3fd9-b5bf-40cf-99d9-936311f2ef87" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityCurrent_009e050d-b3d2-461b-9b0b-d94122044e09" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/CONTRACTASSETSANDLIABILITIESNarrativeDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#CONTRACTASSETSANDLIABILITIESNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/CONTRACTASSETSANDLIABILITIESNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueFromContractWithCustomerAbstract_ee02a32c-62f0-4816-9571-a739388d6ccf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueFromContractWithCustomerAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_5fc0e65b-d7bd-4e3b-b869-95ed5f27565f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerAsset"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_ee02a32c-62f0-4816-9571-a739388d6ccf" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerAsset_5fc0e65b-d7bd-4e3b-b869-95ed5f27565f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostImpairmentLoss_a02de65a-13fa-41c8-a509-5184be6168eb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CapitalizedContractCostImpairmentLoss"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_ee02a32c-62f0-4816-9571-a739388d6ccf" xlink:to="loc_us-gaap_CapitalizedContractCostImpairmentLoss_a02de65a-13fa-41c8-a509-5184be6168eb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_e0d89dd4-1ae9-438c-b996-e87a8cb56279" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncreaseDecreaseInContractWithCustomerLiability"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_ee02a32c-62f0-4816-9571-a739388d6ccf" xlink:to="loc_us-gaap_IncreaseDecreaseInContractWithCustomerLiability_e0d89dd4-1ae9-438c-b996-e87a8cb56279" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerLiabilityRevenueRecognized_9f8159c7-5f6d-4991-bf3b-f5bf26dd160c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ContractWithCustomerLiabilityRevenueRecognized"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueFromContractWithCustomerAbstract_ee02a32c-62f0-4816-9571-a739388d6ccf" xlink:to="loc_us-gaap_ContractWithCustomerLiabilityRevenueRecognized_9f8159c7-5f6d-4991-bf3b-f5bf26dd160c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/INVENTORIES" xlink:type="simple" xlink:href="lmt-20200927.xsd#INVENTORIES"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/INVENTORIES" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryDisclosureAbstract_20123ef1-6a80-491c-90dd-a2a055fc83aa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryDisclosureTextBlock_82aec1ba-a11b-48d4-86bb-f9500457acef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_20123ef1-6a80-491c-90dd-a2a055fc83aa" xlink:to="loc_us-gaap_InventoryDisclosureTextBlock_82aec1ba-a11b-48d4-86bb-f9500457acef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/INVENTORIESTables" xlink:type="simple" xlink:href="lmt-20200927.xsd#INVENTORIESTables"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/INVENTORIESTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryDisclosureAbstract_646690e1-c95a-480c-8bee-f48eb8526a2e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_f46e2a57-d50d-46ea-b62f-6c3cf1716abe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfInventoryCurrentTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_646690e1-c95a-480c-8bee-f48eb8526a2e" xlink:to="loc_us-gaap_ScheduleOfInventoryCurrentTableTextBlock_f46e2a57-d50d-46ea-b62f-6c3cf1716abe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/INVENTORIESDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#INVENTORIESDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/INVENTORIESDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryDisclosureAbstract_a4072009-3e0b-4757-92d1-9598334a0ff5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryRawMaterialsAndSupplies_6435ec5d-dbdd-4293-a20d-e21f2f912a37" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryRawMaterialsAndSupplies"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_a4072009-3e0b-4757-92d1-9598334a0ff5" xlink:to="loc_us-gaap_InventoryRawMaterialsAndSupplies_6435ec5d-dbdd-4293-a20d-e21f2f912a37" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryWorkInProcess_9b27b00e-992a-4df5-9cdc-783ef32b8a61" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryWorkInProcess"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_a4072009-3e0b-4757-92d1-9598334a0ff5" xlink:to="loc_us-gaap_InventoryWorkInProcess_9b27b00e-992a-4df5-9cdc-783ef32b8a61" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryFinishedGoods_5834a9c0-696f-4f93-a56c-a2a91d6c7f74" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryFinishedGoods"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_a4072009-3e0b-4757-92d1-9598334a0ff5" xlink:to="loc_us-gaap_InventoryFinishedGoods_5834a9c0-696f-4f93-a56c-a2a91d6c7f74" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings_f2772a76-d6a5-4eec-a87e-9ac6f30a453e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_a4072009-3e0b-4757-92d1-9598334a0ff5" xlink:to="loc_us-gaap_InventoryNetOfAllowancesCustomerAdvancesAndProgressBillings_f2772a76-d6a5-4eec-a87e-9ac6f30a453e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedContractCostNet_e8454e5a-4014-4706-8b58-62356740ec37" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CapitalizedContractCostNet"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InventoryDisclosureAbstract_a4072009-3e0b-4757-92d1-9598334a0ff5" xlink:to="loc_us-gaap_CapitalizedContractCostNet_e8454e5a-4014-4706-8b58-62356740ec37" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/POSTRETIREMENTBENEFITPLANS" xlink:type="simple" xlink:href="lmt-20200927.xsd#POSTRETIREMENTBENEFITPLANS"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/POSTRETIREMENTBENEFITPLANS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_ee7c501d-3f43-4c9d-a850-4eff55023fec" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_944cbd1f-31d0-4cea-ae0f-be38353ba9b1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_ee7c501d-3f43-4c9d-a850-4eff55023fec" xlink:to="loc_us-gaap_PensionAndOtherPostretirementBenefitsDisclosureTextBlock_944cbd1f-31d0-4cea-ae0f-be38353ba9b1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/POSTRETIREMENTBENEFITPLANSTables" xlink:type="simple" xlink:href="lmt-20200927.xsd#POSTRETIREMENTBENEFITPLANSTables"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/POSTRETIREMENTBENEFITPLANSTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_070df80f-a044-4f8e-a24c-87e2fbbd4f99" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock_4a2761e8-1095-45e1-889e-67fb0f41b6d9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfNetBenefitCostsTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_070df80f-a044-4f8e-a24c-87e2fbbd4f99" xlink:to="loc_us-gaap_ScheduleOfNetBenefitCostsTableTextBlock_4a2761e8-1095-45e1-889e-67fb0f41b6d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/POSTRETIREMENTBENEFITPLANSScheduleofPretaxNetPeriodicBenefitCostDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#POSTRETIREMENTBENEFITPLANSScheduleofPretaxNetPeriodicBenefitCostDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/POSTRETIREMENTBENEFITPLANSScheduleofPretaxNetPeriodicBenefitCostDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_8b883a3d-cf2b-41ea-8aa8-e8d0b62e9790" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_f9a30843-a88b-43af-96c3-a93f1ee42745" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_8b883a3d-cf2b-41ea-8aa8-e8d0b62e9790" xlink:to="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_f9a30843-a88b-43af-96c3-a93f1ee42745" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_d0c61843-4bf5-415d-8e77-745d9961e880" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_f9a30843-a88b-43af-96c3-a93f1ee42745" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_d0c61843-4bf5-415d-8e77-745d9961e880" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_f2ae195d-3b9f-4661-ba93-1a682a8d8bf3" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_d0c61843-4bf5-415d-8e77-745d9961e880" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_f2ae195d-3b9f-4661-ba93-1a682a8d8bf3" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_7e714015-958b-4196-880b-6c4fd5db1109" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_f2ae195d-3b9f-4661-ba93-1a682a8d8bf3" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_7e714015-958b-4196-880b-6c4fd5db1109" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_7cbe7fc9-483f-4a40-9952-6b93b3bb69a2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_f2ae195d-3b9f-4661-ba93-1a682a8d8bf3" xlink:to="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_7cbe7fc9-483f-4a40-9952-6b93b3bb69a2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_6c705eeb-07a1-4fd1-ae78-10fe03741e23" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansDisclosuresTable_f9a30843-a88b-43af-96c3-a93f1ee42745" xlink:to="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_6c705eeb-07a1-4fd1-ae78-10fe03741e23" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanServiceCost_822922c9-058d-47e0-8dbd-53787a8e8427" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanServiceCost"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_6c705eeb-07a1-4fd1-ae78-10fe03741e23" xlink:to="loc_us-gaap_DefinedBenefitPlanServiceCost_822922c9-058d-47e0-8dbd-53787a8e8427" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanInterestCost_07e3cc60-254a-4f9b-8af7-fbfa4d56d999" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanInterestCost"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_6c705eeb-07a1-4fd1-ae78-10fe03741e23" xlink:to="loc_us-gaap_DefinedBenefitPlanInterestCost_07e3cc60-254a-4f9b-8af7-fbfa4d56d999" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_f9e9160e-3068-4c52-b4f1-50bc707f4f4b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_6c705eeb-07a1-4fd1-ae78-10fe03741e23" xlink:to="loc_us-gaap_DefinedBenefitPlanExpectedReturnOnPlanAssets_f9e9160e-3068-4c52-b4f1-50bc707f4f4b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_5bfb86f4-e6f6-4906-90f6-ce3d244fdfa9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_6c705eeb-07a1-4fd1-ae78-10fe03741e23" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfGainsLosses_5bfb86f4-e6f6-4906-90f6-ce3d244fdfa9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_d344d9fe-7680-4fa2-86ea-95c5382006ea" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_6c705eeb-07a1-4fd1-ae78-10fe03741e23" xlink:to="loc_us-gaap_DefinedBenefitPlanAmortizationOfPriorServiceCostCredit_d344d9fe-7680-4fa2-86ea-95c5382006ea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_95d5635a-e6bb-4d90-9063-66c29e190b96" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlansAndOtherPostretirementBenefitPlansTableTextBlockLineItems_6c705eeb-07a1-4fd1-ae78-10fe03741e23" xlink:to="loc_us-gaap_DefinedBenefitPlanNetPeriodicBenefitCost_95d5635a-e6bb-4d90-9063-66c29e190b96" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/POSTRETIREMENTBENEFITPLANSNarrativeDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#POSTRETIREMENTBENEFITPLANSNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/POSTRETIREMENTBENEFITPLANSNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_629e31d7-84c2-49ea-83b0-bf4ddf70987b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CompensationAndRetirementDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_47967be9-a6da-4d1c-8efb-2b78b9979eef" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CompensationAndRetirementDisclosureAbstract_629e31d7-84c2-49ea-83b0-bf4ddf70987b" xlink:to="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_47967be9-a6da-4d1c-8efb-2b78b9979eef" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeAxis_ed6c109c-e3e7-478f-afb1-78f03698194d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_47967be9-a6da-4d1c-8efb-2b78b9979eef" xlink:to="loc_us-gaap_RetirementPlanTypeAxis_ed6c109c-e3e7-478f-afb1-78f03698194d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RetirementPlanTypeDomain_36507559-37a1-4a03-8789-c8edc3f1578e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RetirementPlanTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeAxis_ed6c109c-e3e7-478f-afb1-78f03698194d" xlink:to="loc_us-gaap_RetirementPlanTypeDomain_36507559-37a1-4a03-8789-c8edc3f1578e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_fce2bc27-bbce-4f95-9072-6375ced02c38" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_36507559-37a1-4a03-8789-c8edc3f1578e" xlink:to="loc_us-gaap_OtherPostretirementBenefitPlansDefinedBenefitMember_fce2bc27-bbce-4f95-9072-6375ced02c38" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PensionPlansDefinedBenefitMember_9ee64810-2829-4e43-a122-7232a18a51fc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PensionPlansDefinedBenefitMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RetirementPlanTypeDomain_36507559-37a1-4a03-8789-c8edc3f1578e" xlink:to="loc_us-gaap_PensionPlansDefinedBenefitMember_9ee64810-2829-4e43-a122-7232a18a51fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_846edf0e-0620-4d59-8f44-5b32300c2a3d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanDisclosureLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfDefinedBenefitPlansDisclosuresTable_47967be9-a6da-4d1c-8efb-2b78b9979eef" xlink:to="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_846edf0e-0620-4d59-8f44-5b32300c2a3d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax_54251567-d38e-4f6d-b016-d819bce0ab70" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_846edf0e-0620-4d59-8f44-5b32300c2a3d" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansBeforeTax_54251567-d38e-4f6d-b016-d819bce0ab70" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax_88b55184-b169-4a12-ba0d-8cf510781ea4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_846edf0e-0620-4d59-8f44-5b32300c2a3d" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossReclassificationAdjustmentFromAOCIPensionAndOtherPostretirementBenefitPlansNetOfTax_88b55184-b169-4a12-ba0d-8cf510781ea4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DefinedBenefitPlanContributionsByEmployer_4603e1d6-3169-4455-8132-77e31b3e000c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DefinedBenefitPlanContributionsByEmployer"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DefinedBenefitPlanDisclosureLineItems_846edf0e-0620-4d59-8f44-5b32300c2a3d" xlink:to="loc_us-gaap_DefinedBenefitPlanContributionsByEmployer_4603e1d6-3169-4455-8132-77e31b3e000c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/LEGALPROCEEDINGSANDCONTINGENCIES" xlink:type="simple" xlink:href="lmt-20200927.xsd#LEGALPROCEEDINGSANDCONTINGENCIES"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/LEGALPROCEEDINGSANDCONTINGENCIES" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_ad7487d1-8147-435d-b778-d4d256efd051" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_9acea6b6-1775-4efa-b1e0-401214537a42" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_ad7487d1-8147-435d-b778-d4d256efd051" xlink:to="loc_us-gaap_CommitmentsAndContingenciesDisclosureTextBlock_9acea6b6-1775-4efa-b1e0-401214537a42" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/LEGALPROCEEDINGSANDCONTINGENCIESDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#LEGALPROCEEDINGSANDCONTINGENCIESDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/LEGALPROCEEDINGSANDCONTINGENCIESDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_2f582714-8154-476e-96f3-83013df8a71a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommitmentsAndContingenciesDisclosureAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingenciesTable_8e0265a3-adce-4104-a738-ca94292007d4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingenciesTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CommitmentsAndContingenciesDisclosureAbstract_2f582714-8154-476e-96f3-83013df8a71a" xlink:to="loc_us-gaap_LossContingenciesTable_8e0265a3-adce-4104-a738-ca94292007d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAxis_add1bcfe-83e0-4401-8ba2-e36c5296b9d8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesTable_8e0265a3-adce-4104-a738-ca94292007d4" xlink:to="loc_us-gaap_BusinessAcquisitionAxis_add1bcfe-83e0-4401-8ba2-e36c5296b9d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_BusinessAcquisitionAcquireeDomain_a623c44b-6b78-4465-98a0-ba9f86c3e372" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_BusinessAcquisitionAcquireeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAxis_add1bcfe-83e0-4401-8ba2-e36c5296b9d8" xlink:to="loc_us-gaap_BusinessAcquisitionAcquireeDomain_a623c44b-6b78-4465-98a0-ba9f86c3e372" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_SikorskyAircraftCorporationMember_68e665b1-cc35-4692-86bd-31ea7daf6a10" xlink:href="lmt-20200927.xsd#lmt_SikorskyAircraftCorporationMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_BusinessAcquisitionAcquireeDomain_a623c44b-6b78-4465-98a0-ba9f86c3e372" xlink:to="loc_lmt_SikorskyAircraftCorporationMember_68e665b1-cc35-4692-86bd-31ea7daf6a10" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_CounterpartyNameAxis_5e6d4805-558c-4927-8d6b-63509ac10b5e" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_CounterpartyNameAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesTable_8e0265a3-adce-4104-a738-ca94292007d4" xlink:to="loc_srt_CounterpartyNameAxis_5e6d4805-558c-4927-8d6b-63509ac10b5e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_RepurchaseAgreementCounterpartyNameDomain_e1e5870e-5a66-4a2d-949d-3763dcdea5fe" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_RepurchaseAgreementCounterpartyNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_CounterpartyNameAxis_5e6d4805-558c-4927-8d6b-63509ac10b5e" xlink:to="loc_srt_RepurchaseAgreementCounterpartyNameDomain_e1e5870e-5a66-4a2d-949d-3763dcdea5fe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_LeidosHoldingsInc.Member_3c23dd23-ca6a-4515-8fcd-2be3ee9945ae" xlink:href="lmt-20200927.xsd#lmt_LeidosHoldingsInc.Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_RepurchaseAgreementCounterpartyNameDomain_e1e5870e-5a66-4a2d-949d-3763dcdea5fe" xlink:to="loc_lmt_LeidosHoldingsInc.Member_3c23dd23-ca6a-4515-8fcd-2be3ee9945ae" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_LitigationCaseAxis_c4a0cc3e-7586-43e9-94d6-6e247df82bd1" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesTable_8e0265a3-adce-4104-a738-ca94292007d4" xlink:to="loc_srt_LitigationCaseAxis_c4a0cc3e-7586-43e9-94d6-6e247df82bd1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_LitigationCaseTypeDomain_c1e4e1b0-e7e7-4899-bfe2-658b7f7e6d96" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_LitigationCaseTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_LitigationCaseAxis_c4a0cc3e-7586-43e9-94d6-6e247df82bd1" xlink:to="loc_srt_LitigationCaseTypeDomain_c1e4e1b0-e7e7-4899-bfe2-658b7f7e6d96" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_NewYorkMetropolitanTransportationAuthorityMember_a3402b33-6214-4a0b-ae7c-b49044d6356c" xlink:href="lmt-20200927.xsd#lmt_NewYorkMetropolitanTransportationAuthorityMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_LitigationCaseTypeDomain_c1e4e1b0-e7e7-4899-bfe2-658b7f7e6d96" xlink:to="loc_lmt_NewYorkMetropolitanTransportationAuthorityMember_a3402b33-6214-4a0b-ae7c-b49044d6356c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingenciesLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesTable_8e0265a3-adce-4104-a738-ca94292007d4" xlink:to="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingencyPendingClaimsNumber_c41e546b-c896-495f-87ae-b663721372cc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyPendingClaimsNumber"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:to="loc_us-gaap_LossContingencyPendingClaimsNumber_c41e546b-c896-495f-87ae-b663721372cc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_NumberOfEntitiesInvolvedInLitigation_8b88efd4-9466-49c6-be4e-d8318eb10e25" xlink:href="lmt-20200927.xsd#lmt_NumberOfEntitiesInvolvedInLitigation"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:to="loc_lmt_NumberOfEntitiesInvolvedInLitigation_8b88efd4-9466-49c6-be4e-d8318eb10e25" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LossContingencyDamagesSoughtValue_4d6b9a36-d6fd-4deb-9a59-29f8c95a2be5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LossContingencyDamagesSoughtValue"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:to="loc_us-gaap_LossContingencyDamagesSoughtValue_4d6b9a36-d6fd-4deb-9a59-29f8c95a2be5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_LitigationReserveTransferredAsPartOfDivestiture_8f72b325-3b24-446a-aa3f-0b2d63a89913" xlink:href="lmt-20200927.xsd#lmt_LitigationReserveTransferredAsPartOfDivestiture"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:to="loc_lmt_LitigationReserveTransferredAsPartOfDivestiture_8f72b325-3b24-446a-aa3f-0b2d63a89913" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_LitigationSettlementIndemnificationOfLiabilitiesAssumedPercentageInExcessOfReserve_545c148f-e19c-4223-b2f5-2a7d9f55dff6" xlink:href="lmt-20200927.xsd#lmt_LitigationSettlementIndemnificationOfLiabilitiesAssumedPercentageInExcessOfReserve"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:to="loc_lmt_LitigationSettlementIndemnificationOfLiabilitiesAssumedPercentageInExcessOfReserve_545c148f-e19c-4223-b2f5-2a7d9f55dff6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_LitigationSettlementMaximumReserve_22104330-63cb-405c-a85a-31477bd1001a" xlink:href="lmt-20200927.xsd#lmt_LitigationSettlementMaximumReserve"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:to="loc_lmt_LitigationSettlementMaximumReserve_22104330-63cb-405c-a85a-31477bd1001a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_LitigationSettlementIndemnificationOfLiabilitiesAssumedPercentageInExcessOfMaximumReserve_c2265b7d-bcc3-4009-8cab-fd4f86c45dd1" xlink:href="lmt-20200927.xsd#lmt_LitigationSettlementIndemnificationOfLiabilitiesAssumedPercentageInExcessOfMaximumReserve"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:to="loc_lmt_LitigationSettlementIndemnificationOfLiabilitiesAssumedPercentageInExcessOfMaximumReserve_c2265b7d-bcc3-4009-8cab-fd4f86c45dd1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_ContractValue_9d9ea58d-c7cf-405a-9dcd-4df9db64baea" xlink:href="lmt-20200927.xsd#lmt_ContractValue"/>
    <link:presentationArc order="8" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:to="loc_lmt_ContractValue_9d9ea58d-c7cf-405a-9dcd-4df9db64baea" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_ContractPaymentsReceivedToDate_84bc7f93-c85e-45f4-a4a9-e7c487150e62" xlink:href="lmt-20200927.xsd#lmt_ContractPaymentsReceivedToDate"/>
    <link:presentationArc order="9" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:to="loc_lmt_ContractPaymentsReceivedToDate_84bc7f93-c85e-45f4-a4a9-e7c487150e62" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_CounterclaimForDamagesSought_cfabf56b-224a-4a00-8d8c-cfc8036e80a1" xlink:href="lmt-20200927.xsd#lmt_CounterclaimForDamagesSought"/>
    <link:presentationArc order="10" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:to="loc_lmt_CounterclaimForDamagesSought_cfabf56b-224a-4a00-8d8c-cfc8036e80a1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_LossContingencyPeriodOfBenchTrial_760da900-fb25-4eb3-a932-5ad7b4305d4a" xlink:href="lmt-20200927.xsd#lmt_LossContingencyPeriodOfBenchTrial"/>
    <link:presentationArc order="11" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:to="loc_lmt_LossContingencyPeriodOfBenchTrial_760da900-fb25-4eb3-a932-5ad7b4305d4a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccrualForEnvironmentalLossContingencies_db55e4cd-a66b-4bff-9545-b503120a3734" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccrualForEnvironmentalLossContingencies"/>
    <link:presentationArc order="12" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:to="loc_us-gaap_AccrualForEnvironmentalLossContingencies_db55e4cd-a66b-4bff-9545-b503120a3734" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RecordedThirdPartyEnvironmentalRecoveriesReceivable_54e7ff0b-e90c-492c-85a8-aafcec486308" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RecordedThirdPartyEnvironmentalRecoveriesReceivable"/>
    <link:presentationArc order="13" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:to="loc_us-gaap_RecordedThirdPartyEnvironmentalRecoveriesReceivable_54e7ff0b-e90c-492c-85a8-aafcec486308" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_TimePeriodEnvironmentalCostsAndRecoveryOfEnvironmentalCostsAreProjectedOver_7307f224-d718-4cf0-863f-f20fff7cb8a7" xlink:href="lmt-20200927.xsd#lmt_TimePeriodEnvironmentalCostsAndRecoveryOfEnvironmentalCostsAreProjectedOver"/>
    <link:presentationArc order="14" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:to="loc_lmt_TimePeriodEnvironmentalCostsAndRecoveryOfEnvironmentalCostsAreProjectedOver_7307f224-d718-4cf0-863f-f20fff7cb8a7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_LettersOfCreditSuretyBondsAndThirdPartyGuarantees_95f3c852-bda5-4aa3-9be6-2c9ab6bc9a71" xlink:href="lmt-20200927.xsd#lmt_LettersOfCreditSuretyBondsAndThirdPartyGuarantees"/>
    <link:presentationArc order="15" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:to="loc_lmt_LettersOfCreditSuretyBondsAndThirdPartyGuarantees_95f3c852-bda5-4aa3-9be6-2c9ab6bc9a71" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GuaranteeObligationsMaximumExposure_623296a5-39b4-4c4b-8713-3a3842e099a4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GuaranteeObligationsMaximumExposure"/>
    <link:presentationArc order="16" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:to="loc_us-gaap_GuaranteeObligationsMaximumExposure_623296a5-39b4-4c4b-8713-3a3842e099a4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_PercentageOfGuaranteesThatRelateToGuaranteesOfContractualPerformanceOfJointVentures_eaf6b9c3-f676-4afa-a624-32fc6177d2d8" xlink:href="lmt-20200927.xsd#lmt_PercentageOfGuaranteesThatRelateToGuaranteesOfContractualPerformanceOfJointVentures"/>
    <link:presentationArc order="17" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LossContingenciesLineItems_54b3f84a-5ae9-4f35-97e1-64ad10d4fdc2" xlink:to="loc_lmt_PercentageOfGuaranteesThatRelateToGuaranteesOfContractualPerformanceOfJointVentures_eaf6b9c3-f676-4afa-a624-32fc6177d2d8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/FAIRVALUEMEASUREMENTS" xlink:type="simple" xlink:href="lmt-20200927.xsd#FAIRVALUEMEASUREMENTS"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/FAIRVALUEMEASUREMENTS" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_fe0a135e-8b39-47c8-842d-ab05567f0fa6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementInputsDisclosureTextBlock_6dba08dc-c3b8-4a3d-b040-9948ccb6a93d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementInputsDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_fe0a135e-8b39-47c8-842d-ab05567f0fa6" xlink:to="loc_us-gaap_FairValueMeasurementInputsDisclosureTextBlock_6dba08dc-c3b8-4a3d-b040-9948ccb6a93d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/FAIRVALUEMEASUREMENTSTables" xlink:type="simple" xlink:href="lmt-20200927.xsd#FAIRVALUEMEASUREMENTSTables"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/FAIRVALUEMEASUREMENTSTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_8674e110-25c3-45a9-84c6-ee557abea000" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_f9ca54db-33d1-4f53-928e-c285375196a0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_8674e110-25c3-45a9-84c6-ee557abea000" xlink:to="loc_us-gaap_ScheduleOfFairValueAssetsAndLiabilitiesMeasuredOnRecurringBasisTableTextBlock_f9ca54db-33d1-4f53-928e-c285375196a0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/FAIRVALUEMEASUREMENTSScheduleofAssetsandLiabilitiesMeasuredandRecordedatFairValueDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#FAIRVALUEMEASUREMENTSScheduleofAssetsandLiabilitiesMeasuredandRecordedatFairValueDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/FAIRVALUEMEASUREMENTSScheduleofAssetsandLiabilitiesMeasuredandRecordedatFairValueDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_4ebf9503-4a6b-4cfa-bc1e-3234dcd6e4bd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_a970eac2-861b-408c-b25f-d2271c95bbb1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_4ebf9503-4a6b-4cfa-bc1e-3234dcd6e4bd" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_a970eac2-861b-408c-b25f-d2271c95bbb1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByMeasurementFrequencyAxis_dbe9fc8a-018d-46aa-aa2d-200c5c127b8e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByMeasurementFrequencyAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_a970eac2-861b-408c-b25f-d2271c95bbb1" xlink:to="loc_us-gaap_FairValueByMeasurementFrequencyAxis_dbe9fc8a-018d-46aa-aa2d-200c5c127b8e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementFrequencyDomain_2c8bdd74-e77c-499f-8bc6-b1631f806c58" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementFrequencyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByMeasurementFrequencyAxis_dbe9fc8a-018d-46aa-aa2d-200c5c127b8e" xlink:to="loc_us-gaap_FairValueMeasurementFrequencyDomain_2c8bdd74-e77c-499f-8bc6-b1631f806c58" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsRecurringMember_09a393cd-f798-4b52-a988-6b3d79b266b8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsRecurringMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementFrequencyDomain_2c8bdd74-e77c-499f-8bc6-b1631f806c58" xlink:to="loc_us-gaap_FairValueMeasurementsRecurringMember_09a393cd-f798-4b52-a988-6b3d79b266b8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_26b28bea-dd18-44f1-abdd-25cb7fe91e6a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_a970eac2-861b-408c-b25f-d2271c95bbb1" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_26b28bea-dd18-44f1-abdd-25cb7fe91e6a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_ea23fa76-b051-49c6-9b28-92f358126a4a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_26b28bea-dd18-44f1-abdd-25cb7fe91e6a" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_ea23fa76-b051-49c6-9b28-92f358126a4a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel1Member_0ef7d99a-5252-4202-9dc9-d3459a322830" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel1Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_ea23fa76-b051-49c6-9b28-92f358126a4a" xlink:to="loc_us-gaap_FairValueInputsLevel1Member_0ef7d99a-5252-4202-9dc9-d3459a322830" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_c1d11282-8698-44d9-a0af-864658ba8f43" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_ea23fa76-b051-49c6-9b28-92f358126a4a" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_c1d11282-8698-44d9-a0af-864658ba8f43" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_b53ad032-6e1f-4615-8512-039530c31a56" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_ea23fa76-b051-49c6-9b28-92f358126a4a" xlink:to="loc_us-gaap_FairValueMeasuredAtNetAssetValuePerShareMember_b53ad032-6e1f-4615-8512-039530c31a56" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByAssetClassAxis_dc504c94-c21a-45c6-8cab-815d199fa8b5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByAssetClassAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_a970eac2-861b-408c-b25f-d2271c95bbb1" xlink:to="loc_us-gaap_FairValueByAssetClassAxis_dc504c94-c21a-45c6-8cab-815d199fa8b5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_40f930c0-5311-474d-97d9-c94dea019b35" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByAssetClassAxis_dc504c94-c21a-45c6-8cab-815d199fa8b5" xlink:to="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_40f930c0-5311-474d-97d9-c94dea019b35" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityFundsMember_8b5bc47f-6c88-4849-9b72-78bbbff74138" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityFundsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_40f930c0-5311-474d-97d9-c94dea019b35" xlink:to="loc_us-gaap_EquityFundsMember_8b5bc47f-6c88-4849-9b72-78bbbff74138" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_a2c31a14-fdff-4a34-b22c-e4cd63228389" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_USGovernmentAgenciesDebtSecuritiesMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_40f930c0-5311-474d-97d9-c94dea019b35" xlink:to="loc_us-gaap_USGovernmentAgenciesDebtSecuritiesMember_a2c31a14-fdff-4a34-b22c-e4cd63228389" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_OtherSecuritiesMember_ae9a22a7-1af9-43e4-9bb9-872233a2f1f2" xlink:href="lmt-20200927.xsd#lmt_OtherSecuritiesMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_40f930c0-5311-474d-97d9-c94dea019b35" xlink:to="loc_lmt_OtherSecuritiesMember_ae9a22a7-1af9-43e4-9bb9-872233a2f1f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_OtherCommingledFundsMember_22baa092-f8a3-4c10-b9e1-a0a0b6cbe9e7" xlink:href="lmt-20200927.xsd#lmt_OtherCommingledFundsMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsMeasuredOnRecurringBasisUnobservableInputReconciliationByAssetClassDomain_40f930c0-5311-474d-97d9-c94dea019b35" xlink:to="loc_lmt_OtherCommingledFundsMember_22baa092-f8a3-4c10-b9e1-a0a0b6cbe9e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_da79e2fb-2f8a-4e2a-b9d6-ea5bc1f66dd2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_a970eac2-861b-408c-b25f-d2271c95bbb1" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_da79e2fb-2f8a-4e2a-b9d6-ea5bc1f66dd2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_1e5fb2ae-3ae7-4aa3-b8e8-0382dfea89ba" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_da79e2fb-2f8a-4e2a-b9d6-ea5bc1f66dd2" xlink:to="loc_us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_1e5fb2ae-3ae7-4aa3-b8e8-0382dfea89ba" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentsFairValueDisclosure_08c61c7e-1720-4674-9d8a-c7840f9aad02" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentsFairValueDisclosure"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_1e5fb2ae-3ae7-4aa3-b8e8-0382dfea89ba" xlink:to="loc_us-gaap_InvestmentsFairValueDisclosure_08c61c7e-1720-4674-9d8a-c7840f9aad02" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeAssets_c22bf28f-469c-484d-9c01-a16b1213318c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeAssets"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentsFinancialAssetsBalanceSheetGroupingsAbstract_1e5fb2ae-3ae7-4aa3-b8e8-0382dfea89ba" xlink:to="loc_us-gaap_DerivativeAssets_c22bf28f-469c-484d-9c01-a16b1213318c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract_1731c5f9-5452-4df8-8f8f-26b7aace2460" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_da79e2fb-2f8a-4e2a-b9d6-ea5bc1f66dd2" xlink:to="loc_us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract_1731c5f9-5452-4df8-8f8f-26b7aace2460" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeLiabilities_137ebb59-024d-4761-a3c2-880b086656c1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeLiabilities"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FinancialInstrumentsFinancialLiabilitiesBalanceSheetGroupingsAbstract_1731c5f9-5452-4df8-8f8f-26b7aace2460" xlink:to="loc_us-gaap_DerivativeLiabilities_137ebb59-024d-4761-a3c2-880b086656c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AlternativeInvestment_81f40ceb-adb1-446e-b284-7caa1adf0718" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AlternativeInvestment"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_da79e2fb-2f8a-4e2a-b9d6-ea5bc1f66dd2" xlink:to="loc_us-gaap_AlternativeInvestment_81f40ceb-adb1-446e-b284-7caa1adf0718" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/FAIRVALUEMEASUREMENTSNarrativeDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#FAIRVALUEMEASUREMENTSNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/FAIRVALUEMEASUREMENTSNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueDisclosuresAbstract_d12a8bf8-ed77-4f3f-a9c7-8683c14b8e53" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueDisclosuresAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_64a24b7b-c79b-4225-ae6a-3110d40ddafe" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueDisclosuresAbstract_d12a8bf8-ed77-4f3f-a9c7-8683c14b8e53" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_64a24b7b-c79b-4225-ae6a-3110d40ddafe" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeInstrumentRiskAxis_f9b76164-82fe-4b1f-90ed-6b949ec731c1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeInstrumentRiskAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_64a24b7b-c79b-4225-ae6a-3110d40ddafe" xlink:to="loc_us-gaap_DerivativeInstrumentRiskAxis_f9b76164-82fe-4b1f-90ed-6b949ec731c1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeContractTypeDomain_11f6182a-c040-4892-ad6e-364ea4dc4447" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeContractTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeInstrumentRiskAxis_f9b76164-82fe-4b1f-90ed-6b949ec731c1" xlink:to="loc_us-gaap_DerivativeContractTypeDomain_11f6182a-c040-4892-ad6e-364ea4dc4447" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InterestRateSwapMember_e762d2a4-1ea0-49d4-870b-15cbcfe9f2f4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InterestRateSwapMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_11f6182a-c040-4892-ad6e-364ea4dc4447" xlink:to="loc_us-gaap_InterestRateSwapMember_e762d2a4-1ea0-49d4-870b-15cbcfe9f2f4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ForeignExchangeContractMember_975c665f-78da-435b-b711-5f31b6f70c24" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ForeignExchangeContractMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DerivativeContractTypeDomain_11f6182a-c040-4892-ad6e-364ea4dc4447" xlink:to="loc_us-gaap_ForeignExchangeContractMember_975c665f-78da-435b-b711-5f31b6f70c24" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationAxis_27a75be5-2759-476b-8d8c-de49cafe0f37" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_64a24b7b-c79b-4225-ae6a-3110d40ddafe" xlink:to="loc_us-gaap_HedgingDesignationAxis_27a75be5-2759-476b-8d8c-de49cafe0f37" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_HedgingDesignationDomain_db20e2f1-0435-4855-949f-8011261504f1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_HedgingDesignationDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationAxis_27a75be5-2759-476b-8d8c-de49cafe0f37" xlink:to="loc_us-gaap_HedgingDesignationDomain_db20e2f1-0435-4855-949f-8011261504f1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DesignatedAsHedgingInstrumentMember_1ac7ca10-3ad8-4a9d-8a84-e028f7bbe9c6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DesignatedAsHedgingInstrumentMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_HedgingDesignationDomain_db20e2f1-0435-4855-949f-8011261504f1" xlink:to="loc_us-gaap_DesignatedAsHedgingInstrumentMember_1ac7ca10-3ad8-4a9d-8a84-e028f7bbe9c6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_7003a88d-fb81-4dc9-8d4f-79dfac4dcf16" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueByFairValueHierarchyLevelAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_64a24b7b-c79b-4225-ae6a-3110d40ddafe" xlink:to="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_7003a88d-fb81-4dc9-8d4f-79dfac4dcf16" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_da4ce45c-7f04-48a5-9d37-e1f9c82a927a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueMeasurementsFairValueHierarchyDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueByFairValueHierarchyLevelAxis_7003a88d-fb81-4dc9-8d4f-79dfac4dcf16" xlink:to="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_da4ce45c-7f04-48a5-9d37-e1f9c82a927a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueInputsLevel2Member_463a91e5-045e-4d6d-97f1-c8d1299725b5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueInputsLevel2Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueMeasurementsFairValueHierarchyDomain_da4ce45c-7f04-48a5-9d37-e1f9c82a927a" xlink:to="loc_us-gaap_FairValueInputsLevel2Member_463a91e5-045e-4d6d-97f1-c8d1299725b5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_5c1bce0d-978b-4c59-b24b-b7a9f26a107c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisTable_64a24b7b-c79b-4225-ae6a-3110d40ddafe" xlink:to="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_5c1bce0d-978b-4c59-b24b-b7a9f26a107c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DerivativeNotionalAmount_b367c815-2f15-4918-b89f-14b85298d605" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DerivativeNotionalAmount"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_5c1bce0d-978b-4c59-b24b-b7a9f26a107c" xlink:to="loc_us-gaap_DerivativeNotionalAmount_b367c815-2f15-4918-b89f-14b85298d605" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongTermDebtFairValue_0480bb67-ed07-4ed4-8cb4-f25c81e0cfe8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongTermDebtFairValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_5c1bce0d-978b-4c59-b24b-b7a9f26a107c" xlink:to="loc_us-gaap_LongTermDebtFairValue_0480bb67-ed07-4ed4-8cb4-f25c81e0cfe8" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentCarryingAmount_2c6cab93-2b91-46a9-b342-0c17349ca8e7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentCarryingAmount"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_5c1bce0d-978b-4c59-b24b-b7a9f26a107c" xlink:to="loc_us-gaap_DebtInstrumentCarryingAmount_2c6cab93-2b91-46a9-b342-0c17349ca8e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_9716acc8-1425-449f-ab47-6d57b3ff022a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_FairValueAssetsAndLiabilitiesMeasuredOnRecurringAndNonrecurringBasisLineItems_5c1bce0d-978b-4c59-b24b-b7a9f26a107c" xlink:to="loc_us-gaap_DebtInstrumentUnamortizedDiscountPremiumAndDebtIssuanceCostsNet_9716acc8-1425-449f-ab47-6d57b3ff022a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/STOCKHOLDERSEQUITY" xlink:type="simple" xlink:href="lmt-20200927.xsd#STOCKHOLDERSEQUITY"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/STOCKHOLDERSEQUITY" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_d6ca25bb-ec93-4437-9622-ed7962197304" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_4f26b443-74e0-415e-94e4-d1d645a9e931" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityNoteDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_d6ca25bb-ec93-4437-9622-ed7962197304" xlink:to="loc_us-gaap_StockholdersEquityNoteDisclosureTextBlock_4f26b443-74e0-415e-94e4-d1d645a9e931" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/STOCKHOLDERSEQUITYTables" xlink:type="simple" xlink:href="lmt-20200927.xsd#STOCKHOLDERSEQUITYTables"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/STOCKHOLDERSEQUITYTables" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_820eee07-cbc8-4487-8e6d-8dd4fc60ee83" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_b703d12e-b05f-4de8-8875-9f62cbc66bcc" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_820eee07-cbc8-4487-8e6d-8dd4fc60ee83" xlink:to="loc_us-gaap_ScheduleOfAccumulatedOtherComprehensiveIncomeLossTableTextBlock_b703d12e-b05f-4de8-8875-9f62cbc66bcc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/STOCKHOLDERSEQUITYRepurchasesofCommonStockNarrativeDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#STOCKHOLDERSEQUITYRepurchasesofCommonStockNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/STOCKHOLDERSEQUITYRepurchasesofCommonStockNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_657a89bd-0b57-4a60-8fe6-10c09fa98556" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_ShareholdersEquityTable_2e52382b-ccf7-4d76-b977-c26d34e32704" xlink:href="lmt-20200927.xsd#lmt_ShareholdersEquityTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_657a89bd-0b57-4a60-8fe6-10c09fa98556" xlink:to="loc_lmt_ShareholdersEquityTable_2e52382b-ccf7-4d76-b977-c26d34e32704" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameAxis_4306c0ca-f533-41ad-830f-9e9995072a10" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_lmt_ShareholdersEquityTable_2e52382b-ccf7-4d76-b977-c26d34e32704" xlink:to="loc_us-gaap_PlanNameAxis_4306c0ca-f533-41ad-830f-9e9995072a10" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_PlanNameDomain_81a7f75e-81a8-49d0-b51f-f4a4062c5fbb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_PlanNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PlanNameAxis_4306c0ca-f533-41ad-830f-9e9995072a10" xlink:to="loc_us-gaap_PlanNameDomain_81a7f75e-81a8-49d0-b51f-f4a4062c5fbb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_Rule10b51Member_6ca65874-7b62-4440-8417-4435c9c1d236" xlink:href="lmt-20200927.xsd#lmt_Rule10b51Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PlanNameDomain_81a7f75e-81a8-49d0-b51f-f4a4062c5fbb" xlink:to="loc_lmt_Rule10b51Member_6ca65874-7b62-4440-8417-4435c9c1d236" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_AcceleratedShareRepurchaseAgreementMember_1a807398-01be-4946-a716-83f469b83eb5" xlink:href="lmt-20200927.xsd#lmt_AcceleratedShareRepurchaseAgreementMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_PlanNameDomain_81a7f75e-81a8-49d0-b51f-f4a4062c5fbb" xlink:to="loc_lmt_AcceleratedShareRepurchaseAgreementMember_1a807398-01be-4946-a716-83f469b83eb5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_79259259-9804-4214-b164-b51f534476f4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_lmt_ShareholdersEquityTable_2e52382b-ccf7-4d76-b977-c26d34e32704" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_79259259-9804-4214-b164-b51f534476f4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_9841106a-4e92-46a1-8adf-a596fe0a26ac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_79259259-9804-4214-b164-b51f534476f4" xlink:to="loc_us-gaap_EquityComponentDomain_9841106a-4e92-46a1-8adf-a596fe0a26ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AdditionalPaidInCapitalMember_c0501d9c-732c-468b-8b18-319afaebe40b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AdditionalPaidInCapitalMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_9841106a-4e92-46a1-8adf-a596fe0a26ac" xlink:to="loc_us-gaap_AdditionalPaidInCapitalMember_c0501d9c-732c-468b-8b18-319afaebe40b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_ShareholdersEquityLineItems_e465ca6b-9a0e-4400-b066-2eab0c74c2e1" xlink:href="lmt-20200927.xsd#lmt_ShareholdersEquityLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_lmt_ShareholdersEquityTable_2e52382b-ccf7-4d76-b977-c26d34e32704" xlink:to="loc_lmt_ShareholdersEquityLineItems_e465ca6b-9a0e-4400-b066-2eab0c74c2e1" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedDuringPeriodShares_b7c4251d-6bc6-454f-929b-9d642da38e97" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchasedDuringPeriodShares"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_lmt_ShareholdersEquityLineItems_e465ca6b-9a0e-4400-b066-2eab0c74c2e1" xlink:to="loc_us-gaap_StockRepurchasedDuringPeriodShares_b7c4251d-6bc6-454f-929b-9d642da38e97" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchasedDuringPeriodValue_61f83ca6-457f-4b56-af6b-45c29c203be9" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchasedDuringPeriodValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_lmt_ShareholdersEquityLineItems_e465ca6b-9a0e-4400-b066-2eab0c74c2e1" xlink:to="loc_us-gaap_StockRepurchasedDuringPeriodValue_61f83ca6-457f-4b56-af6b-45c29c203be9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_9fde363d-3d54-435e-ac08-7a649c69e22b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_lmt_ShareholdersEquityLineItems_e465ca6b-9a0e-4400-b066-2eab0c74c2e1" xlink:to="loc_us-gaap_StockRepurchaseProgramRemainingAuthorizedRepurchaseAmount1_9fde363d-3d54-435e-ac08-7a649c69e22b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_65e9af8a-6197-4c08-af33-e7c43fc4af41" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockRepurchaseProgramAuthorizedAmount1"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_lmt_ShareholdersEquityLineItems_e465ca6b-9a0e-4400-b066-2eab0c74c2e1" xlink:to="loc_us-gaap_StockRepurchaseProgramAuthorizedAmount1_65e9af8a-6197-4c08-af33-e7c43fc4af41" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockParOrStatedValuePerShare_18e2fb1e-637a-47e0-8d36-4c8bba9ccf5d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockParOrStatedValuePerShare"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_lmt_ShareholdersEquityLineItems_e465ca6b-9a0e-4400-b066-2eab0c74c2e1" xlink:to="loc_us-gaap_CommonStockParOrStatedValuePerShare_18e2fb1e-637a-47e0-8d36-4c8bba9ccf5d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/netLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/STOCKHOLDERSEQUITYDividendsNarrativeDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#STOCKHOLDERSEQUITYDividendsNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/STOCKHOLDERSEQUITYDividendsNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_10cf4b77-0553-4fcb-87b1-eff1003db148" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsPayableTable_ac589de7-5647-497f-bde6-b346e5ed80b0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DividendsPayableTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_10cf4b77-0553-4fcb-87b1-eff1003db148" xlink:to="loc_us-gaap_DividendsPayableTable_ac589de7-5647-497f-bde6-b346e5ed80b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsAxis_3cadc570-7ca6-4a8f-a25f-ba6bc2df753d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DividendsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsPayableTable_ac589de7-5647-497f-bde6-b346e5ed80b0" xlink:to="loc_us-gaap_DividendsAxis_3cadc570-7ca6-4a8f-a25f-ba6bc2df753d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsDomain_abe87ea3-09b8-4c6e-8539-f1d8944f1a70" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DividendsDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsAxis_3cadc570-7ca6-4a8f-a25f-ba6bc2df753d" xlink:to="loc_us-gaap_DividendsDomain_abe87ea3-09b8-4c6e-8539-f1d8944f1a70" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_FourthQuarterDividendsMember_396b18e7-4765-465f-b96b-8f3bbf759f8f" xlink:href="lmt-20200927.xsd#lmt_FourthQuarterDividendsMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsDomain_abe87ea3-09b8-4c6e-8539-f1d8944f1a70" xlink:to="loc_lmt_FourthQuarterDividendsMember_396b18e7-4765-465f-b96b-8f3bbf759f8f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsPayableLineItems_c276b86a-5f30-4a0c-baf9-1e95fc38aa09" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DividendsPayableLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsPayableTable_ac589de7-5647-497f-bde6-b346e5ed80b0" xlink:to="loc_us-gaap_DividendsPayableLineItems_c276b86a-5f30-4a0c-baf9-1e95fc38aa09" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DividendsCash_ddfb4ee6-7b05-469b-84cc-bd00738661ff" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DividendsCash"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsPayableLineItems_c276b86a-5f30-4a0c-baf9-1e95fc38aa09" xlink:to="loc_us-gaap_DividendsCash_ddfb4ee6-7b05-469b-84cc-bd00738661ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CommonStockDividendsPerShareDeclared_dc5826c2-ef91-4d28-8a42-7551468b1a8c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CommonStockDividendsPerShareDeclared"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsPayableLineItems_c276b86a-5f30-4a0c-baf9-1e95fc38aa09" xlink:to="loc_us-gaap_CommonStockDividendsPerShareDeclared_dc5826c2-ef91-4d28-8a42-7551468b1a8c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_CommonStockDividendsPerShareDeclaredPeriodIncrease_32e64740-49c1-4bae-8c69-55800d85c917" xlink:href="lmt-20200927.xsd#lmt_CommonStockDividendsPerShareDeclaredPeriodIncrease"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DividendsPayableLineItems_c276b86a-5f30-4a0c-baf9-1e95fc38aa09" xlink:to="loc_lmt_CommonStockDividendsPerShareDeclaredPeriodIncrease_32e64740-49c1-4bae-8c69-55800d85c917" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/STOCKHOLDERSEQUITYRestrictedStockUnitGrantsNarrativeDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#STOCKHOLDERSEQUITYRestrictedStockUnitGrantsNarrativeDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/STOCKHOLDERSEQUITYRestrictedStockUnitGrantsNarrativeDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_17cfa423-cfd8-4c05-a4a4-440a6011db8b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_2403371b-ebb2-4c2a-95c2-c6e39fb66386" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_17cfa423-cfd8-4c05-a4a4-440a6011db8b" xlink:to="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_2403371b-ebb2-4c2a-95c2-c6e39fb66386" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AwardTypeAxis_e0a079fa-1652-4081-803d-897abd6aa77c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AwardTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_2403371b-ebb2-4c2a-95c2-c6e39fb66386" xlink:to="loc_us-gaap_AwardTypeAxis_e0a079fa-1652-4081-803d-897abd6aa77c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_04ebf648-2687-44b8-8450-e691eba9872d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AwardTypeAxis_e0a079fa-1652-4081-803d-897abd6aa77c" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_04ebf648-2687-44b8-8450-e691eba9872d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RestrictedStockUnitsRSUMember_a7d366bb-899f-4747-96de-cc44c616e85d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RestrictedStockUnitsRSUMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementsByShareBasedPaymentAwardAwardTypeAndPlanNameDomain_04ebf648-2687-44b8-8450-e691eba9872d" xlink:to="loc_us-gaap_RestrictedStockUnitsRSUMember_a7d366bb-899f-4747-96de-cc44c616e85d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_f1d4ded1-ce9d-490a-8971-2954c5ab85d2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfShareBasedCompensationArrangementsByShareBasedPaymentAwardTable_2403371b-ebb2-4c2a-95c2-c6e39fb66386" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_f1d4ded1-ce9d-490a-8971-2954c5ab85d2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_25d951aa-2d59-433a-ae82-e8c60c434503" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_f1d4ded1-ce9d-490a-8971-2954c5ab85d2" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriod_25d951aa-2d59-433a-ae82-e8c60c434503" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_17a6ad47-43f9-425b-8651-f9f4565a5c0c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_f1d4ded1-ce9d-490a-8971-2954c5ab85d2" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardEquityInstrumentsOtherThanOptionsGrantsInPeriodWeightedAverageGrantDateFairValue_17a6ad47-43f9-425b-8651-f9f4565a5c0c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_2f7719a6-bdf7-4b34-b5f2-f723c9e253ce" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardLineItems_f1d4ded1-ce9d-490a-8971-2954c5ab85d2" xlink:to="loc_us-gaap_ShareBasedCompensationArrangementByShareBasedPaymentAwardAwardVestingPeriod1_2f7719a6-bdf7-4b34-b5f2-f723c9e253ce" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/STOCKHOLDERSEQUITYScheduleofChangesintheBalanceofAOCLNetofTaxDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#STOCKHOLDERSEQUITYScheduleofChangesintheBalanceofAOCLNetofTaxDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/STOCKHOLDERSEQUITYScheduleofChangesintheBalanceofAOCLNetofTaxDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityAbstract_022609ac-1f99-4bc4-9e7b-bb82974a5fda" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_06340844-d985-4b55-8a1e-b7f1fec9e376" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityAbstract_022609ac-1f99-4bc4-9e7b-bb82974a5fda" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_06340844-d985-4b55-8a1e-b7f1fec9e376" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementEquityComponentsAxis_29c1ed9b-3103-4429-9896-26893efc0693" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementEquityComponentsAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_06340844-d985-4b55-8a1e-b7f1fec9e376" xlink:to="loc_us-gaap_StatementEquityComponentsAxis_29c1ed9b-3103-4429-9896-26893efc0693" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityComponentDomain_1a63e001-699e-4371-af37-3bd407dcfb4e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityComponentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementEquityComponentsAxis_29c1ed9b-3103-4429-9896-26893efc0693" xlink:to="loc_us-gaap_EquityComponentDomain_1a63e001-699e-4371-af37-3bd407dcfb4e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_e74f10d4-e059-426f-b524-28f66b1abe71" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_1a63e001-699e-4371-af37-3bd407dcfb4e" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetUnamortizedGainLossMember_e74f10d4-e059-426f-b524-28f66b1abe71" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_AccumulatedOtherNetAdjustmentAttributableToParentMember_2419e629-f97d-4aa0-9d6f-d30bc8deb2b2" xlink:href="lmt-20200927.xsd#lmt_AccumulatedOtherNetAdjustmentAttributableToParentMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_1a63e001-699e-4371-af37-3bd407dcfb4e" xlink:to="loc_lmt_AccumulatedOtherNetAdjustmentAttributableToParentMember_2419e629-f97d-4aa0-9d6f-d30bc8deb2b2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_3e15f8b3-062e-4eaf-a82a-de5d280b1843" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_1a63e001-699e-4371-af37-3bd407dcfb4e" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeMember_3e15f8b3-062e-4eaf-a82a-de5d280b1843" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_AccumulatedDefinedBenefitsPlansAdjustmentNetActuarialLossAttributableToParentMember_17d33b84-a3fc-4000-b4db-39dff5869b46" xlink:href="lmt-20200927.xsd#lmt_AccumulatedDefinedBenefitsPlansAdjustmentNetActuarialLossAttributableToParentMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_1a63e001-699e-4371-af37-3bd407dcfb4e" xlink:to="loc_lmt_AccumulatedDefinedBenefitsPlansAdjustmentNetActuarialLossAttributableToParentMember_17d33b84-a3fc-4000-b4db-39dff5869b46" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember_2b4fd583-ae58-4ea0-b50b-622a65049723" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_1a63e001-699e-4371-af37-3bd407dcfb4e" xlink:to="loc_us-gaap_AccumulatedDefinedBenefitPlansAdjustmentNetPriorServiceCostCreditMember_2b4fd583-ae58-4ea0-b50b-622a65049723" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_AccumulatedDefinedBenefitPlansAdjustmentOtherThanPensionAdjustmentsAttributableToParentMember_b0fca461-c696-442e-b9c1-f0fe2877d56c" xlink:href="lmt-20200927.xsd#lmt_AccumulatedDefinedBenefitPlansAdjustmentOtherThanPensionAdjustmentsAttributableToParentMember"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_EquityComponentDomain_1a63e001-699e-4371-af37-3bd407dcfb4e" xlink:to="loc_lmt_AccumulatedDefinedBenefitPlansAdjustmentOtherThanPensionAdjustmentsAttributableToParentMember_b0fca461-c696-442e-b9c1-f0fe2877d56c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_82ff6964-aff2-430a-b18d-16f1f0cc017c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossTable_06340844-d985-4b55-8a1e-b7f1fec9e376" xlink:to="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_82ff6964-aff2-430a-b18d-16f1f0cc017c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_0289a31a-97eb-4ffe-93df-e07dcb815264" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccumulatedOtherComprehensiveIncomeLossLineItems_82ff6964-aff2-430a-b18d-16f1f0cc017c" xlink:to="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_0289a31a-97eb-4ffe-93df-e07dcb815264" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_a4a71ef2-de4b-43d1-95a1-b352a91ea85b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_0289a31a-97eb-4ffe-93df-e07dcb815264" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_a4a71ef2-de4b-43d1-95a1-b352a91ea85b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodStartLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_c7820bec-4e86-44a7-a850-6191952315e7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_0289a31a-97eb-4ffe-93df-e07dcb815264" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossBeforeReclassificationsNetOfTax_c7820bec-4e86-44a7-a850-6191952315e7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_ff99feac-b14c-490a-bf83-7557c3279eb0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_0289a31a-97eb-4ffe-93df-e07dcb815264" xlink:to="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTax_ff99feac-b14c-490a-bf83-7557c3279eb0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_826f03b3-7093-4bee-b201-eecea8edb45d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_OtherComprehensiveIncomeLossNetOfTax"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_0289a31a-97eb-4ffe-93df-e07dcb815264" xlink:to="loc_us-gaap_OtherComprehensiveIncomeLossNetOfTax_826f03b3-7093-4bee-b201-eecea8edb45d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/totalLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_b507e3ab-9412-4ec4-8da7-472563c3f6d4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ReclassificationFromAccumulatedOtherComprehensiveIncomeCurrentPeriodNetOfTaxAbstract_0289a31a-97eb-4ffe-93df-e07dcb815264" xlink:to="loc_us-gaap_StockholdersEquityIncludingPortionAttributableToNoncontrollingInterest_b507e3ab-9412-4ec4-8da7-472563c3f6d4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/periodEndLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/OTHER" xlink:type="simple" xlink:href="lmt-20200927.xsd#OTHER"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/OTHER" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_494761b9-d2ce-4018-8d21-a942b4a18f78" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingPoliciesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_OtherItemsDisclosureTextBlock_b0b92c4e-c928-472f-be6e-277b614b897a" xlink:href="lmt-20200927.xsd#lmt_OtherItemsDisclosureTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_494761b9-d2ce-4018-8d21-a942b4a18f78" xlink:to="loc_lmt_OtherItemsDisclosureTextBlock_b0b92c4e-c928-472f-be6e-277b614b897a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/OTHERChangesinEstimatesDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#OTHERChangesinEstimatesDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/OTHERChangesinEstimatesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_e77f126b-44ce-4930-b85e-45e64a9f1313" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingPoliciesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_2afcf1e7-674d-4617-a77c-123d4fb33162" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ScheduleOfChangeInAccountingEstimateTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_e77f126b-44ce-4930-b85e-45e64a9f1313" xlink:to="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_2afcf1e7-674d-4617-a77c-123d4fb33162" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ChangeInAccountingEstimateByTypeAxis_266fbb18-83dc-4a60-861e-bd1ed352bcc0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ChangeInAccountingEstimateByTypeAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_2afcf1e7-674d-4617-a77c-123d4fb33162" xlink:to="loc_us-gaap_ChangeInAccountingEstimateByTypeAxis_266fbb18-83dc-4a60-861e-bd1ed352bcc0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ChangeInAccountingEstimateTypeDomain_094b4450-b2fd-4276-9a24-03404f522270" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ChangeInAccountingEstimateTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ChangeInAccountingEstimateByTypeAxis_266fbb18-83dc-4a60-861e-bd1ed352bcc0" xlink:to="loc_us-gaap_ChangeInAccountingEstimateTypeDomain_094b4450-b2fd-4276-9a24-03404f522270" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractsAccountedForUnderPercentageOfCompletionMember_56db37dd-fe99-4263-8b86-634c2a30ea43" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ContractsAccountedForUnderPercentageOfCompletionMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ChangeInAccountingEstimateTypeDomain_094b4450-b2fd-4276-9a24-03404f522270" xlink:to="loc_us-gaap_ContractsAccountedForUnderPercentageOfCompletionMember_56db37dd-fe99-4263-8b86-634c2a30ea43" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProjectAxis_2ba5b11a-1373-4b9c-a3e6-9852997d57bb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProjectAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_2afcf1e7-674d-4617-a77c-123d4fb33162" xlink:to="loc_us-gaap_CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProjectAxis_2ba5b11a-1373-4b9c-a3e6-9852997d57bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProjectMember_58b3072b-cfbd-4ef2-972e-5414a6f5b739" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProjectMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_CapitalizedCostsOfUnprovedPropertiesExcludedFromAmortizationByPropertyOrProjectAxis_2ba5b11a-1373-4b9c-a3e6-9852997d57bb" xlink:to="loc_us-gaap_ProjectMember_58b3072b-cfbd-4ef2-972e-5414a6f5b739" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_GroundBasedRadarMember_3b264f8e-afb9-4589-8e44-72eba4cf0118" xlink:href="lmt-20200927.xsd#lmt_GroundBasedRadarMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ProjectMember_58b3072b-cfbd-4ef2-972e-5414a6f5b739" xlink:to="loc_lmt_GroundBasedRadarMember_3b264f8e-afb9-4589-8e44-72eba4cf0118" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_EADGETMember_a1b68c25-52ad-46be-beba-090d956d579f" xlink:href="lmt-20200927.xsd#lmt_EADGETMember"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ProjectMember_58b3072b-cfbd-4ef2-972e-5414a6f5b739" xlink:to="loc_lmt_EADGETMember_a1b68c25-52ad-46be-beba-090d956d579f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_LM2100ProjectMember_1d7b00de-20a5-4db1-8969-8b99fe7b23e6" xlink:href="lmt-20200927.xsd#lmt_LM2100ProjectMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ProjectMember_58b3072b-cfbd-4ef2-972e-5414a6f5b739" xlink:to="loc_lmt_LM2100ProjectMember_1d7b00de-20a5-4db1-8969-8b99fe7b23e6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_WarriorCapabilitySustainmentProgramMember_2a398bb3-5e7f-4fef-a34a-b461a9da64ff" xlink:href="lmt-20200927.xsd#lmt_WarriorCapabilitySustainmentProgramMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ProjectMember_58b3072b-cfbd-4ef2-972e-5414a6f5b739" xlink:to="loc_lmt_WarriorCapabilitySustainmentProgramMember_2a398bb3-5e7f-4fef-a34a-b461a9da64ff" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementBusinessSegmentsAxis_0bd15d61-e268-416d-b161-b676dd767a9e" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_StatementBusinessSegmentsAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_2afcf1e7-674d-4617-a77c-123d4fb33162" xlink:to="loc_us-gaap_StatementBusinessSegmentsAxis_0bd15d61-e268-416d-b161-b676dd767a9e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SegmentDomain_752c67da-fe78-4a1b-bdc0-baa711b1a5d6" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SegmentDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_StatementBusinessSegmentsAxis_0bd15d61-e268-416d-b161-b676dd767a9e" xlink:to="loc_us-gaap_SegmentDomain_752c67da-fe78-4a1b-bdc0-baa711b1a5d6" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_SpaceMember_73c669e2-333b-4ff7-b672-32703936f224" xlink:href="lmt-20200927.xsd#lmt_SpaceMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SegmentDomain_752c67da-fe78-4a1b-bdc0-baa711b1a5d6" xlink:to="loc_lmt_SpaceMember_73c669e2-333b-4ff7-b672-32703936f224" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ChangeInAccountingEstimateLineItems_b46bdb3b-f03d-4ebe-8c51-7751b514a440" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ChangeInAccountingEstimateLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ScheduleOfChangeInAccountingEstimateTable_2afcf1e7-674d-4617-a77c-123d4fb33162" xlink:to="loc_us-gaap_ChangeInAccountingEstimateLineItems_b46bdb3b-f03d-4ebe-8c51-7751b514a440" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_IncreaseDecreaseInOperatingIncomeLoss_710bd2aa-5f20-4588-ad4a-c05d3eb34427" xlink:href="lmt-20200927.xsd#lmt_IncreaseDecreaseInOperatingIncomeLoss"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_b46bdb3b-f03d-4ebe-8c51-7751b514a440" xlink:to="loc_lmt_IncreaseDecreaseInOperatingIncomeLoss_710bd2aa-5f20-4588-ad4a-c05d3eb34427" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_IncreaseDecreaseInNetIncomeLoss_6b2e7d38-e079-4e58-9e83-ca3cab7fae13" xlink:href="lmt-20200927.xsd#lmt_IncreaseDecreaseInNetIncomeLoss"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_b46bdb3b-f03d-4ebe-8c51-7751b514a440" xlink:to="loc_lmt_IncreaseDecreaseInNetIncomeLoss_6b2e7d38-e079-4e58-9e83-ca3cab7fae13" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_IncreaseDecreaseInNetIncomeLossPerShareDiluted_26abef85-9df3-4c6d-8caa-73892d306cd4" xlink:href="lmt-20200927.xsd#lmt_IncreaseDecreaseInNetIncomeLossPerShareDiluted"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_b46bdb3b-f03d-4ebe-8c51-7751b514a440" xlink:to="loc_lmt_IncreaseDecreaseInNetIncomeLossPerShareDiluted_26abef85-9df3-4c6d-8caa-73892d306cd4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod_2b92cf2a-146b-4464-8013-99c95ce573aa" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_b46bdb3b-f03d-4ebe-8c51-7751b514a440" xlink:to="loc_us-gaap_ContractWithCustomerPerformanceObligationSatisfiedInPreviousPeriod_2b92cf2a-146b-4464-8013-99c95ce573aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_EstimatedCumulativeLosses_5ec617d8-9e18-44df-98ac-8fcab63612d9" xlink:href="lmt-20200927.xsd#lmt_EstimatedCumulativeLosses"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_b46bdb3b-f03d-4ebe-8c51-7751b514a440" xlink:to="loc_lmt_EstimatedCumulativeLosses_5ec617d8-9e18-44df-98ac-8fcab63612d9" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_NumberOfCommercialSatelliteProgramsWithPerformanceIssues_a743230a-63ad-4de8-a514-3a59a4295eb5" xlink:href="lmt-20200927.xsd#lmt_NumberOfCommercialSatelliteProgramsWithPerformanceIssues"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_b46bdb3b-f03d-4ebe-8c51-7751b514a440" xlink:to="loc_lmt_NumberOfCommercialSatelliteProgramsWithPerformanceIssues_a743230a-63ad-4de8-a514-3a59a4295eb5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_NumberOfSatellitesLaunchedOrToBeLaunched_acc20ef9-6661-48b3-8042-c2203eea40fc" xlink:href="lmt-20200927.xsd#lmt_NumberOfSatellitesLaunchedOrToBeLaunched"/>
    <link:presentationArc order="7" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_ChangeInAccountingEstimateLineItems_b46bdb3b-f03d-4ebe-8c51-7751b514a440" xlink:to="loc_lmt_NumberOfSatellitesLaunchedOrToBeLaunched_acc20ef9-6661-48b3-8042-c2203eea40fc" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/OTHERInvestmentsDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#OTHERInvestmentsDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/OTHERInvestmentsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_4295f4c9-a1fe-4dc1-a1d2-9498258ea2a0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingPoliciesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentHoldingsTable_a060520c-f933-4716-87ff-723b37760d67" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentHoldingsTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_4295f4c9-a1fe-4dc1-a1d2-9498258ea2a0" xlink:to="loc_us-gaap_InvestmentHoldingsTable_a060520c-f933-4716-87ff-723b37760d67" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_e479b085-8392-4284-a8f0-ccd4a00207d0" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentHoldingsTable_a060520c-f933-4716-87ff-723b37760d67" xlink:to="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_e479b085-8392-4284-a8f0-ccd4a00207d0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_EquityMethodInvesteeNameDomain_01711ff7-5119-4878-8aea-055e2bc3ad3f" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_EquityMethodInvesteeNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ScheduleOfEquityMethodInvestmentEquityMethodInvesteeNameAxis_e479b085-8392-4284-a8f0-ccd4a00207d0" xlink:to="loc_srt_EquityMethodInvesteeNameDomain_01711ff7-5119-4878-8aea-055e2bc3ad3f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_AdvancedMilitaryMaintenanceRepairandOverhaulCenterMember_69f92e7c-efc8-4338-bd58-80f5b82f6e2f" xlink:href="lmt-20200927.xsd#lmt_AdvancedMilitaryMaintenanceRepairandOverhaulCenterMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_EquityMethodInvesteeNameDomain_01711ff7-5119-4878-8aea-055e2bc3ad3f" xlink:to="loc_lmt_AdvancedMilitaryMaintenanceRepairandOverhaulCenterMember_69f92e7c-efc8-4338-bd58-80f5b82f6e2f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_StatementScenarioAxis_ea6d6f95-3027-4f56-bc10-bbf29e9daa0e" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_StatementScenarioAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentHoldingsTable_a060520c-f933-4716-87ff-723b37760d67" xlink:to="loc_srt_StatementScenarioAxis_ea6d6f95-3027-4f56-bc10-bbf29e9daa0e" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioUnspecifiedDomain_57c679a1-a153-4ecc-8fb9-07e4828e5bd0" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ScenarioUnspecifiedDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_StatementScenarioAxis_ea6d6f95-3027-4f56-bc10-bbf29e9daa0e" xlink:to="loc_srt_ScenarioUnspecifiedDomain_57c679a1-a153-4ecc-8fb9-07e4828e5bd0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_srt_ScenarioForecastMember_1e78b982-6964-4997-8f90-bcecb3ec1ee2" xlink:href="http://xbrl.fasb.org/srt/2020/elts/srt-2020-01-31.xsd#srt_ScenarioForecastMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_srt_ScenarioUnspecifiedDomain_57c679a1-a153-4ecc-8fb9-07e4828e5bd0" xlink:to="loc_srt_ScenarioForecastMember_1e78b982-6964-4997-8f90-bcecb3ec1ee2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeAxis_34935be2-7070-44e0-b9bc-80fe14464b09" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventTypeAxis"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentHoldingsTable_a060520c-f933-4716-87ff-723b37760d67" xlink:to="loc_us-gaap_SubsequentEventTypeAxis_34935be2-7070-44e0-b9bc-80fe14464b09" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventTypeDomain_fe115555-945b-4437-9abc-c5da4b3f796b" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTypeAxis_34935be2-7070-44e0-b9bc-80fe14464b09" xlink:to="loc_us-gaap_SubsequentEventTypeDomain_fe115555-945b-4437-9abc-c5da4b3f796b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SubsequentEventMember_99dd0d5a-d78c-4b3d-9c17-8752a8d6a2c4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SubsequentEventMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_SubsequentEventTypeDomain_fe115555-945b-4437-9abc-c5da4b3f796b" xlink:to="loc_us-gaap_SubsequentEventMember_99dd0d5a-d78c-4b3d-9c17-8752a8d6a2c4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InvestmentHoldingsLineItems_f902ffa0-a46a-40a1-9eb8-a41201f047b0" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InvestmentHoldingsLineItems"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentHoldingsTable_a060520c-f933-4716-87ff-723b37760d67" xlink:to="loc_us-gaap_InvestmentHoldingsLineItems_f902ffa0-a46a-40a1-9eb8-a41201f047b0" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestmentOwnershipPercentage_1153e1a5-5362-4538-b140-6e5fd309bc72" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityMethodInvestmentOwnershipPercentage"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentHoldingsLineItems_f902ffa0-a46a-40a1-9eb8-a41201f047b0" xlink:to="loc_us-gaap_EquityMethodInvestmentOwnershipPercentage_1153e1a5-5362-4538-b140-6e5fd309bc72" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ProceedsFromSaleOfEquityMethodInvestments_90f43a27-1638-4385-b0b0-3db9ebfe36b7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_ProceedsFromSaleOfEquityMethodInvestments"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentHoldingsLineItems_f902ffa0-a46a-40a1-9eb8-a41201f047b0" xlink:to="loc_us-gaap_ProceedsFromSaleOfEquityMethodInvestments_90f43a27-1638-4385-b0b0-3db9ebfe36b7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestments_29e6b00e-b835-495b-b237-24c1dd787ddd" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityMethodInvestments"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentHoldingsLineItems_f902ffa0-a46a-40a1-9eb8-a41201f047b0" xlink:to="loc_us-gaap_EquityMethodInvestments_29e6b00e-b835-495b-b237-24c1dd787ddd" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_3a8dcfdf-b0bb-4312-a01d-44b3f56a919f" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentHoldingsLineItems_f902ffa0-a46a-40a1-9eb8-a41201f047b0" xlink:to="loc_us-gaap_EquityMethodInvestmentOtherThanTemporaryImpairment_3a8dcfdf-b0bb-4312-a01d-44b3f56a919f" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_EquityMethodInvestmentOtherThanTemporaryImpairmentAfterTax_b4aca70c-851f-44b8-97af-f111ca185c9b" xlink:href="lmt-20200927.xsd#lmt_EquityMethodInvestmentOtherThanTemporaryImpairmentAfterTax"/>
    <link:presentationArc order="5" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentHoldingsLineItems_f902ffa0-a46a-40a1-9eb8-a41201f047b0" xlink:to="loc_lmt_EquityMethodInvestmentOtherThanTemporaryImpairmentAfterTax_b4aca70c-851f-44b8-97af-f111ca185c9b" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_EquityMethodInvestmentOtherThanTemporaryImpairmentDollarsPerShare_17daecdb-0c79-4b2c-b593-34d5ef5aded5" xlink:href="lmt-20200927.xsd#lmt_EquityMethodInvestmentOtherThanTemporaryImpairmentDollarsPerShare"/>
    <link:presentationArc order="6" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_InvestmentHoldingsLineItems_f902ffa0-a46a-40a1-9eb8-a41201f047b0" xlink:to="loc_lmt_EquityMethodInvestmentOtherThanTemporaryImpairmentDollarsPerShare_17daecdb-0c79-4b2c-b593-34d5ef5aded5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/OTHERBacklogDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#OTHERBacklogDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/OTHERBacklogDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_09f960cc-562a-4818-b48e-b8df789eda78" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingPoliciesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligation_c80339bf-090c-489e-8e71-cffb5f66d98c" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligation"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_09f960cc-562a-4818-b48e-b8df789eda78" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligation_c80339bf-090c-489e-8e71-cffb5f66d98c" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_6aee2a16-525d-4201-a756-034c7e25e5bb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_09f960cc-562a-4818-b48e-b8df789eda78" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_6aee2a16-525d-4201-a756-034c7e25e5bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_c16ce8cb-5111-4cfc-892f-29f5a38efc62" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_6aee2a16-525d-4201-a756-034c7e25e5bb" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionStartDateAxis_c16ce8cb-5111-4cfc-892f-29f5a38efc62" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_012db7f7-3dbe-462a-813d-2be392d6e0a5" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionTable_6aee2a16-525d-4201-a756-034c7e25e5bb" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_012db7f7-3dbe-462a-813d-2be392d6e0a5" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationPercentage_96a5cecb-c8a5-4d23-b7c0-19ddb4240b84" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationPercentage"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_012db7f7-3dbe-462a-813d-2be392d6e0a5" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationPercentage_96a5cecb-c8a5-4d23-b7c0-19ddb4240b84" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_37ac5ed2-cf69-4809-a671-273c09afc409" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionLineItems_012db7f7-3dbe-462a-813d-2be392d6e0a5" xlink:to="loc_us-gaap_RevenueRemainingPerformanceObligationExpectedTimingOfSatisfactionPeriod1_37ac5ed2-cf69-4809-a671-273c09afc409" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/OTHERBacklogDetails_1" xlink:type="simple" xlink:href="lmt-20200927.xsd#OTHERBacklogDetails_1"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/OTHERBacklogDetails_1" xlink:type="extended"/>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/OTHERIncomeTaxesDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#OTHERIncomeTaxesDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/OTHERIncomeTaxesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_5eabc2c4-0f02-4b61-b5c3-5099ccacebde" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingPoliciesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_712c628f-7a0e-4a6e-ba78-4a74ec78ab93" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EffectiveIncomeTaxRateContinuingOperations"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_5eabc2c4-0f02-4b61-b5c3-5099ccacebde" xlink:to="loc_us-gaap_EffectiveIncomeTaxRateContinuingOperations_712c628f-7a0e-4a6e-ba78-4a74ec78ab93" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeTaxReconciliationPriorYearIncomeTaxes_011f3a95-d8cc-443b-bf84-3ebd4cf33c0d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeTaxReconciliationPriorYearIncomeTaxes"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_5eabc2c4-0f02-4b61-b5c3-5099ccacebde" xlink:to="loc_us-gaap_IncomeTaxReconciliationPriorYearIncomeTaxes_011f3a95-d8cc-443b-bf84-3ebd4cf33c0d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxesPerShare_b2322138-f932-41b8-8a13-8ab612e14f76" xlink:href="lmt-20200927.xsd#lmt_EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxesPerShare"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_5eabc2c4-0f02-4b61-b5c3-5099ccacebde" xlink:to="loc_lmt_EffectiveIncomeTaxRateReconciliationPriorYearIncomeTaxesPerShare_b2322138-f932-41b8-8a13-8ab612e14f76" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/OTHERNetLossonDiscontinuedOperationsDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#OTHERNetLossonDiscontinuedOperationsDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/OTHERNetLossonDiscontinuedOperationsDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_9c4d2ed8-31f7-4d20-9ee9-4484478b8f81" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingPoliciesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_e2e84082-ea4a-4ace-ba82-f47628858b72" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_9c4d2ed8-31f7-4d20-9ee9-4484478b8f81" xlink:to="loc_us-gaap_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToReportingEntity_e2e84082-ea4a-4ace-ba82-f47628858b72" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToParentPerShare_bbb3325c-4389-496c-9c33-ee0aa3c80ec7" xlink:href="lmt-20200927.xsd#lmt_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToParentPerShare"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_9c4d2ed8-31f7-4d20-9ee9-4484478b8f81" xlink:to="loc_lmt_IncomeLossFromDiscontinuedOperationsNetOfTaxAttributableToParentPerShare_bbb3325c-4389-496c-9c33-ee0aa3c80ec7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2009/role/negatedTerseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/OTHERDebtIssuanceDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#OTHERDebtIssuanceDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/OTHERDebtIssuanceDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_f5da8323-88c7-41c3-bcad-4584a3abe887" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingPoliciesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentTable_07397c2f-76f3-4cbe-9612-f9ae8d7de8f2" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentTable"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_f5da8323-88c7-41c3-bcad-4584a3abe887" xlink:to="loc_us-gaap_DebtInstrumentTable_07397c2f-76f3-4cbe-9612-f9ae8d7de8f2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentAxis_c3cf4713-2a17-4221-a443-93180383b679" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentAxis"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_07397c2f-76f3-4cbe-9612-f9ae8d7de8f2" xlink:to="loc_us-gaap_DebtInstrumentAxis_c3cf4713-2a17-4221-a443-93180383b679" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentNameDomain_f219190e-6526-4d78-87bb-cb223b41fb89" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentNameDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentAxis_c3cf4713-2a17-4221-a443-93180383b679" xlink:to="loc_us-gaap_DebtInstrumentNameDomain_f219190e-6526-4d78-87bb-cb223b41fb89" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_OnePointEightFivePercentNotesDue2030Member_bf85815d-779e-45be-bb00-48f5aec5e508" xlink:href="lmt-20200927.xsd#lmt_OnePointEightFivePercentNotesDue2030Member"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_f219190e-6526-4d78-87bb-cb223b41fb89" xlink:to="loc_lmt_OnePointEightFivePercentNotesDue2030Member_bf85815d-779e-45be-bb00-48f5aec5e508" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_TwoPointEightPercentNotesDue2050Member_8ac1a8eb-da34-4879-a196-dd0514b47906" xlink:href="lmt-20200927.xsd#lmt_TwoPointEightPercentNotesDue2050Member"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_f219190e-6526-4d78-87bb-cb223b41fb89" xlink:to="loc_lmt_TwoPointEightPercentNotesDue2050Member_8ac1a8eb-da34-4879-a196-dd0514b47906" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_TwoPointFiveZeroPercentNotesDueTwentyTwentyMember_84470a24-853f-4c7a-93da-e9f2c19fd8aa" xlink:href="lmt-20200927.xsd#lmt_TwoPointFiveZeroPercentNotesDueTwentyTwentyMember"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_f219190e-6526-4d78-87bb-cb223b41fb89" xlink:to="loc_lmt_TwoPointFiveZeroPercentNotesDueTwentyTwentyMember_84470a24-853f-4c7a-93da-e9f2c19fd8aa" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_lmt_ThreePointThreeFivePercentNotesDueTwoThousandTwentyOneMember_09ebbd1d-1c52-4b0f-891b-aaa452e5baf2" xlink:href="lmt-20200927.xsd#lmt_ThreePointThreeFivePercentNotesDueTwoThousandTwentyOneMember"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentNameDomain_f219190e-6526-4d78-87bb-cb223b41fb89" xlink:to="loc_lmt_ThreePointThreeFivePercentNotesDueTwoThousandTwentyOneMember_09ebbd1d-1c52-4b0f-891b-aaa452e5baf2" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeAxis_1a18697a-e225-4f14-af8d-ccfa4d6abc9d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeAxis"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_07397c2f-76f3-4cbe-9612-f9ae8d7de8f2" xlink:to="loc_us-gaap_LongtermDebtTypeAxis_1a18697a-e225-4f14-af8d-ccfa4d6abc9d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_LongtermDebtTypeDomain_8387036e-095b-4aeb-be6b-274abd5676ed" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_LongtermDebtTypeDomain"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeAxis_1a18697a-e225-4f14-af8d-ccfa4d6abc9d" xlink:to="loc_us-gaap_LongtermDebtTypeDomain_8387036e-095b-4aeb-be6b-274abd5676ed" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_SeniorNotesMember_ab4841c4-eeae-425e-b966-9e62fcb918b4" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_SeniorNotesMember"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_LongtermDebtTypeDomain_8387036e-095b-4aeb-be6b-274abd5676ed" xlink:to="loc_us-gaap_SeniorNotesMember_ab4841c4-eeae-425e-b966-9e62fcb918b4" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentLineItems_a059b6f1-ef4b-4363-8dc9-3434127ce599" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentLineItems"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentTable_07397c2f-76f3-4cbe-9612-f9ae8d7de8f2" xlink:to="loc_us-gaap_DebtInstrumentLineItems_a059b6f1-ef4b-4363-8dc9-3434127ce599" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentFaceAmount_5b6b4d0a-f5f8-4cac-9839-e6b025def7ac" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentFaceAmount"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_a059b6f1-ef4b-4363-8dc9-3434127ce599" xlink:to="loc_us-gaap_DebtInstrumentFaceAmount_5b6b4d0a-f5f8-4cac-9839-e6b025def7ac" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_00ef798f-760d-483e-9b35-2fcddbbb2edf" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentInterestRateStatedPercentage"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_a059b6f1-ef4b-4363-8dc9-3434127ce599" xlink:to="loc_us-gaap_DebtInstrumentInterestRateStatedPercentage_00ef798f-760d-483e-9b35-2fcddbbb2edf" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_DebtInstrumentRedemptionPricePercentage_99b9f602-b535-4b79-a48f-68e38a239715" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_DebtInstrumentRedemptionPricePercentage"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_a059b6f1-ef4b-4363-8dc9-3434127ce599" xlink:to="loc_us-gaap_DebtInstrumentRedemptionPricePercentage_99b9f602-b535-4b79-a48f-68e38a239715" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_RepaymentsOfDebt_2c98d6d5-bc35-4c49-8fac-9c92ae5214bb" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_RepaymentsOfDebt"/>
    <link:presentationArc order="4" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_DebtInstrumentLineItems_a059b6f1-ef4b-4363-8dc9-3434127ce599" xlink:to="loc_us-gaap_RepaymentsOfDebt_2c98d6d5-bc35-4c49-8fac-9c92ae5214bb" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/OTHERSaleofCustomerReceivablesDetails" xlink:type="simple" xlink:href="lmt-20200927.xsd#OTHERSaleofCustomerReceivablesDetails"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/OTHERSaleofCustomerReceivablesDetails" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingPoliciesAbstract_ca3ea42c-4bc8-43c0-b6f7-55c88c5097f8" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingPoliciesAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_FinancingReceivableSignificantSales_f1d86615-9a9b-4605-9b55-97bf84f0e73d" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_FinancingReceivableSignificantSales"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_ca3ea42c-4bc8-43c0-b6f7-55c88c5097f8" xlink:to="loc_us-gaap_FinancingReceivableSignificantSales_f1d86615-9a9b-4605-9b55-97bf84f0e73d" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_GainLossOnSaleOfAccountsReceivable_00e38e1b-b346-441e-a181-8ce1c1bb12f7" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_GainLossOnSaleOfAccountsReceivable"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingPoliciesAbstract_ca3ea42c-4bc8-43c0-b6f7-55c88c5097f8" xlink:to="loc_us-gaap_GainLossOnSaleOfAccountsReceivable_00e38e1b-b346-441e-a181-8ce1c1bb12f7" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/RECENTACCOUNTINGPRONOUNCEMENTSNOTYETADOPTED" xlink:type="simple" xlink:href="lmt-20200927.xsd#RECENTACCOUNTINGPRONOUNCEMENTSNOTYETADOPTED"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/RECENTACCOUNTINGPRONOUNCEMENTSNOTYETADOPTED" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_eed078f7-5ad3-4075-9204-6e04825b94f1" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingChangesAndErrorCorrectionsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_d7c31db7-89fc-4f4b-9189-6c3d0e0ea228" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_eed078f7-5ad3-4075-9204-6e04825b94f1" xlink:to="loc_us-gaap_NewAccountingPronouncementsAndChangesInAccountingPrinciplesTextBlock_d7c31db7-89fc-4f4b-9189-6c3d0e0ea228" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
  </link:presentationLink>
  <link:roleRef roleURI="http://www.lockheedmartin.com/role/RECENTACCOUNTINGPRONOUNCEMENTSNOTYETADOPTEDPolicies" xlink:type="simple" xlink:href="lmt-20200927.xsd#RECENTACCOUNTINGPRONOUNCEMENTSNOTYETADOPTEDPolicies"/>
  <link:presentationLink xlink:role="http://www.lockheedmartin.com/role/RECENTACCOUNTINGPRONOUNCEMENTSNOTYETADOPTEDPolicies" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_4f5f8be6-28af-4132-a37c-6b862b568492" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_AccountingChangesAndErrorCorrectionsAbstract"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_EarningsPerSharePolicyTextBlock_b9a7e430-dcf4-4add-a362-eabcc3e58866" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_EarningsPerSharePolicyTextBlock"/>
    <link:presentationArc order="1" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_4f5f8be6-28af-4132-a37c-6b862b568492" xlink:to="loc_us-gaap_EarningsPerSharePolicyTextBlock_b9a7e430-dcf4-4add-a362-eabcc3e58866" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_InventoryCostsForContractsOrProgramsPolicy_a3d0515b-75ec-40c8-9e94-a51040fbcb22" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_InventoryCostsForContractsOrProgramsPolicy"/>
    <link:presentationArc order="2" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_4f5f8be6-28af-4132-a37c-6b862b568492" xlink:to="loc_us-gaap_InventoryCostsForContractsOrProgramsPolicy_a3d0515b-75ec-40c8-9e94-a51040fbcb22" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/terseLabel"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_5c034260-649b-45b4-899d-f7392f8a377a" xlink:href="http://xbrl.fasb.org/us-gaap/2020/elts/us-gaap-2020-01-31.xsd#us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock"/>
    <link:presentationArc order="3" xlink:arcrole="http://www.xbrl.org/2003/arcrole/parent-child" xlink:from="loc_us-gaap_AccountingChangesAndErrorCorrectionsAbstract_4f5f8be6-28af-4132-a37c-6b862b568492" xlink:to="loc_us-gaap_NewAccountingPronouncementsPolicyPolicyTextBlock_5c034260-649b-45b4-899d-f7392f8a377a" xlink:type="arc" preferredLabel="http://www.xbrl.org/2003/role/verboseLabel"/>
  </link:presentationLink>
</link:linkbase>
