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

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2026 Workiva-->
<!--r:019e6ada-113c-7835-b8b9-fc945a7c52ee,g:942e71cd-d530-4aa3-93af-43312c3bda41-->
<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" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" xsi:schemaLocation="http://www.xbrl.org/2003/linkbase http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd">
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/all" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#all"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#hypercube-dimension"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-default"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#dimension-domain"/>
  <link:arcroleRef arcroleURI="http://xbrl.org/int/dim/arcrole/domain-member" xlink:type="simple" xlink:href="http://www.xbrl.org/2005/xbrldt-2005.xsd#domain-member"/>
  <link:roleRef roleURI="http://kindermorgan.com/role/DocumentandEntityInformation" xlink:type="simple" xlink:href="kmi-20260521.xsd#DocumentandEntityInformation"/>
  <link:definitionLink xlink:role="http://kindermorgan.com/role/DocumentandEntityInformation" xlink:type="extended">
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityInformationLineItems"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntitiesTable_019e6ada-113c-7afc-90c2-bd48f05e564f" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntitiesTable"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/all" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_EntitiesTable_019e6ada-113c-7afc-90c2-bd48f05e564f" xlink:type="arc" order="1" xbrldt:closed="true" xbrldt:contextElement="segment"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_StatementClassOfStockAxis_019e6ada-113c-7b67-af44-2a7c5f57d7a7" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_StatementClassOfStockAxis"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/hypercube-dimension" xlink:from="loc_dei_EntitiesTable_019e6ada-113c-7afc-90c2-bd48f05e564f" xlink:to="loc_us-gaap_StatementClassOfStockAxis_019e6ada-113c-7b67-af44-2a7c5f57d7a7" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019e6ada-113c-7b67-af44-2a7c5f57d7a7_default" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-default" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019e6ada-113c-7b67-af44-2a7c5f57d7a7" xlink:to="loc_us-gaap_ClassOfStockDomain_019e6ada-113c-7b67-af44-2a7c5f57d7a7_default" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_us-gaap_ClassOfStockDomain_019e6ada-113c-79a3-a921-47ceabfa7cfc" xlink:href="https://xbrl.fasb.org/us-gaap/2026/elts/us-gaap-2026.xsd#us-gaap_ClassOfStockDomain"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/dimension-domain" xlink:from="loc_us-gaap_StatementClassOfStockAxis_019e6ada-113c-7b67-af44-2a7c5f57d7a7" xlink:to="loc_us-gaap_ClassOfStockDomain_019e6ada-113c-79a3-a921-47ceabfa7cfc" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_kmi_ClassPMember_019e6ada-113c-722d-8603-87ca1626347c" xlink:href="kmi-20260521.xsd#kmi_ClassPMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6ada-113c-79a3-a921-47ceabfa7cfc" xlink:to="loc_kmi_ClassPMember_019e6ada-113c-722d-8603-87ca1626347c" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_kmi_A2.25DueMarch2027NotesMember_019e6ada-113c-7c5c-a347-b8d513e6032d" xlink:href="kmi-20260521.xsd#kmi_A2.25DueMarch2027NotesMember"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_us-gaap_ClassOfStockDomain_019e6ada-113c-79a3-a921-47ceabfa7cfc" xlink:to="loc_kmi_A2.25DueMarch2027NotesMember_019e6ada-113c-7c5c-a347-b8d513e6032d" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentType_019e6ada-113c-7f5b-b8ab-1e40894160e1" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentType"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_DocumentType_019e6ada-113c-7f5b-b8ab-1e40894160e1" xlink:type="arc" order="0"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_DocumentPeriodEndDate_019e6ada-113c-729f-8da9-72ed0bcb5b31" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_DocumentPeriodEndDate"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_DocumentPeriodEndDate_019e6ada-113c-729f-8da9-72ed0bcb5b31" xlink:type="arc" order="1"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityRegistrantName_019e6ada-113c-7927-a303-3845c8868252" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityRegistrantName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_EntityRegistrantName_019e6ada-113c-7927-a303-3845c8868252" xlink:type="arc" order="2"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityIncorporationStateCountryCode_019e6ada-113c-7f1a-8b82-3fc08a2dde3e" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityIncorporationStateCountryCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_EntityIncorporationStateCountryCode_019e6ada-113c-7f1a-8b82-3fc08a2dde3e" xlink:type="arc" order="3"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityFileNumber_019e6ada-113c-78bf-ae72-c2c3029285fa" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityFileNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_EntityFileNumber_019e6ada-113c-78bf-ae72-c2c3029285fa" xlink:type="arc" order="4"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityTaxIdentificationNumber_019e6ada-113c-7b5f-85f5-66b4137885ee" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityTaxIdentificationNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_EntityTaxIdentificationNumber_019e6ada-113c-7b5f-85f5-66b4137885ee" xlink:type="arc" order="5"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine1_019e6ada-113c-720c-b798-9c90fcf79d4d" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressAddressLine1"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_EntityAddressAddressLine1_019e6ada-113c-720c-b798-9c90fcf79d4d" xlink:type="arc" order="6"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressAddressLine2_019e6ada-113c-7244-9dbd-938c6d82b5cf" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressAddressLine2"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_EntityAddressAddressLine2_019e6ada-113c-7244-9dbd-938c6d82b5cf" xlink:type="arc" order="7"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressCityOrTown_019e6ada-113c-70fd-84aa-0a10563701d0" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressCityOrTown"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_EntityAddressCityOrTown_019e6ada-113c-70fd-84aa-0a10563701d0" xlink:type="arc" order="8"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressStateOrProvince_019e6ada-113c-7e4b-bb45-234249a04eaa" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressStateOrProvince"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_EntityAddressStateOrProvince_019e6ada-113c-7e4b-bb45-234249a04eaa" xlink:type="arc" order="9"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityAddressPostalZipCode_019e6ada-113c-73cf-b01b-f35610661901" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityAddressPostalZipCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_EntityAddressPostalZipCode_019e6ada-113c-73cf-b01b-f35610661901" xlink:type="arc" order="10"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_CityAreaCode_019e6ada-113c-7353-840d-cbc41efd780a" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_CityAreaCode"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_CityAreaCode_019e6ada-113c-7353-840d-cbc41efd780a" xlink:type="arc" order="11"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_LocalPhoneNumber_019e6ada-113c-7037-9899-575887bffcc2" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_LocalPhoneNumber"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_LocalPhoneNumber_019e6ada-113c-7037-9899-575887bffcc2" xlink:type="arc" order="12"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_WrittenCommunications_019e6ada-113c-7bf7-93e2-044a82c09a2e" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_WrittenCommunications"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_WrittenCommunications_019e6ada-113c-7bf7-93e2-044a82c09a2e" xlink:type="arc" order="13"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SolicitingMaterial_019e6ada-113c-7084-a30a-bbc6be53f9cc" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_SolicitingMaterial"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_SolicitingMaterial_019e6ada-113c-7084-a30a-bbc6be53f9cc" xlink:type="arc" order="14"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementTenderOffer_019e6ada-113c-78d5-8775-b2888f9f11bb" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_PreCommencementTenderOffer"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_PreCommencementTenderOffer_019e6ada-113c-78d5-8775-b2888f9f11bb" xlink:type="arc" order="15"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_PreCommencementIssuerTenderOffer_019e6ada-113c-7666-add5-c9fe65fae1da" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_PreCommencementIssuerTenderOffer"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_PreCommencementIssuerTenderOffer_019e6ada-113c-7666-add5-c9fe65fae1da" xlink:type="arc" order="16"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_Security12bTitle_019e6ada-113c-7416-bd10-06d5656ecf05" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_Security12bTitle"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_Security12bTitle_019e6ada-113c-7416-bd10-06d5656ecf05" xlink:type="arc" order="17"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_TradingSymbol_019e6ada-113c-7581-aace-54b375e642a1" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_TradingSymbol"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_TradingSymbol_019e6ada-113c-7581-aace-54b375e642a1" xlink:type="arc" order="18"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_SecurityExchangeName_019e6ada-113c-745e-af35-0b71cbdfaddd" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_SecurityExchangeName"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_SecurityExchangeName_019e6ada-113c-745e-af35-0b71cbdfaddd" xlink:type="arc" order="19"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityEmergingGrowthCompany_019e6ada-113c-7736-8e6f-f3ddbc142924" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityEmergingGrowthCompany"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_EntityEmergingGrowthCompany_019e6ada-113c-7736-8e6f-f3ddbc142924" xlink:type="arc" order="20"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_EntityCentralIndexKey_019e6ada-113c-7e96-87c7-6341c77d0c64" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_EntityCentralIndexKey"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_EntityCentralIndexKey_019e6ada-113c-7e96-87c7-6341c77d0c64" xlink:type="arc" order="21"/>
    <link:loc xlink:type="locator" xlink:label="loc_dei_AmendmentFlag_019e6ada-113c-71e2-a673-1c621650cfc3" xlink:href="https://xbrl.sec.gov/dei/2026/dei-2026.xsd#dei_AmendmentFlag"/>
    <link:definitionArc xlink:arcrole="http://xbrl.org/int/dim/arcrole/domain-member" xlink:from="loc_dei_EntityInformationLineItems_019e6ada-113c-7970-8381-6bfea5ec0460" xlink:to="loc_dei_AmendmentFlag_019e6ada-113c-71e2-a673-1c621650cfc3" xlink:type="arc" order="22"/>
  </link:definitionLink>
</link:linkbase>
