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

<!--XBRL Document Created with the Workiva Platform-->
<!--Copyright 2023 Workiva-->
<!--r:9d94db40-6dfe-4a52-a898-75d1b1c116b3,g:fdf189c8-9caf-49bb-8457-010041a57df1-->
<xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:link="http://www.xbrl.org/2003/linkbase" xmlns:cop="http://www.conocophillips.com/20230930" xmlns:xbrli="http://www.xbrl.org/2003/instance" xmlns:dtr-types1="http://www.xbrl.org/dtr/type/2020-01-21" xmlns:dtr-types="http://www.xbrl.org/dtr/type/2022-03-31" xmlns:xbrldt="http://xbrl.org/2005/xbrldt" attributeFormDefault="unqualified" elementFormDefault="qualified" targetNamespace="http://www.conocophillips.com/20230930">
  <xs:import namespace="http://fasb.org/srt/2023" schemaLocation="https://xbrl.fasb.org/srt/2023/elts/srt-2023.xsd"/>
  <xs:import namespace="http://fasb.org/us-gaap/2023" schemaLocation="https://xbrl.fasb.org/us-gaap/2023/elts/us-gaap-2023.xsd"/>
  <xs:import namespace="http://www.w3.org/1999/xlink" schemaLocation="http://www.xbrl.org/2003/xlink-2003-12-31.xsd"/>
  <xs:import namespace="http://www.xbrl.org/2003/instance" schemaLocation="http://www.xbrl.org/2003/xbrl-instance-2003-12-31.xsd"/>
  <xs:import namespace="http://www.xbrl.org/2003/linkbase" schemaLocation="http://www.xbrl.org/2003/xbrl-linkbase-2003-12-31.xsd"/>
  <xs:import namespace="http://www.xbrl.org/dtr/type/2020-01-21" schemaLocation="https://www.xbrl.org/dtr/type/2020-01-21/types.xsd"/>
  <xs:import namespace="http://www.xbrl.org/dtr/type/2022-03-31" schemaLocation="https://www.xbrl.org/dtr/type/2022-03-31/types.xsd"/>
  <xs:import namespace="http://xbrl.org/2005/xbrldt" schemaLocation="http://www.xbrl.org/2005/xbrldt-2005.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/country/2023" schemaLocation="https://xbrl.sec.gov/country/2023/country-2023.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/dei/2023" schemaLocation="https://xbrl.sec.gov/dei/2023/dei-2023.xsd"/>
  <xs:import namespace="http://xbrl.sec.gov/ecd/2023" schemaLocation="https://xbrl.sec.gov/ecd/2023/ecd-2023.xsd"/>
  <xs:annotation>
    <xs:appinfo>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="cop-20230930_lab.xml" xlink:role="http://www.xbrl.org/2003/role/labelLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="cop-20230930_pre.xml" xlink:role="http://www.xbrl.org/2003/role/presentationLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="cop-20230930_cal.xml" xlink:role="http://www.xbrl.org/2003/role/calculationLinkbaseRef" xlink:type="simple"/>
      <link:linkbaseRef xmlns:xlink="http://www.w3.org/1999/xlink" xlink:arcrole="http://www.w3.org/1999/xlink/properties/linkbase" xlink:href="cop-20230930_def.xml" xlink:role="http://www.xbrl.org/2003/role/definitionLinkbaseRef" xlink:type="simple"/>
      <link:roleType id="Cover" roleURI="http://www.conocophillips.com/role/Cover">
        <link:definition>0000001 - Document - Cover</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedIncomeStatement" roleURI="http://www.conocophillips.com/role/ConsolidatedIncomeStatement">
        <link:definition>0000002 - Statement - Consolidated Income Statement</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementofComprehensiveIncome" roleURI="http://www.conocophillips.com/role/ConsolidatedStatementofComprehensiveIncome">
        <link:definition>0000003 - Statement - Consolidated Statement of Comprehensive Income</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedBalanceSheet" roleURI="http://www.conocophillips.com/role/ConsolidatedBalanceSheet">
        <link:definition>0000004 - Statement - Consolidated Balance Sheet</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedBalanceSheetParenthetical" roleURI="http://www.conocophillips.com/role/ConsolidatedBalanceSheetParenthetical">
        <link:definition>0000005 - Statement - Consolidated Balance Sheet (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementofCashFlows" roleURI="http://www.conocophillips.com/role/ConsolidatedStatementofCashFlows">
        <link:definition>0000006 - Statement - Consolidated Statement of Cash Flows</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ConsolidatedStatementofCashFlowsParenthetical" roleURI="http://www.conocophillips.com/role/ConsolidatedStatementofCashFlowsParenthetical">
        <link:definition>0000007 - Statement - Consolidated Statement of Cash Flows (Parenthetical)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="BasisofPresentation" roleURI="http://www.conocophillips.com/role/BasisofPresentation">
        <link:definition>0000008 - Disclosure - Basis of Presentation</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Inventories" roleURI="http://www.conocophillips.com/role/Inventories">
        <link:definition>0000009 - Disclosure - Inventories</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AcquisitionsandDispositions" roleURI="http://www.conocophillips.com/role/AcquisitionsandDispositions">
        <link:definition>0000010 - Disclosure - Acquisitions and Dispositions</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentsandLongTermReceivables" roleURI="http://www.conocophillips.com/role/InvestmentsandLongTermReceivables">
        <link:definition>0000011 - Disclosure - Investments and Long-Term Receivables</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentinCenovusEnergy" roleURI="http://www.conocophillips.com/role/InvestmentinCenovusEnergy">
        <link:definition>0000012 - Disclosure - Investment in Cenovus Energy</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Debt" roleURI="http://www.conocophillips.com/role/Debt">
        <link:definition>0000013 - Disclosure - Debt</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ChangesinEquity" roleURI="http://www.conocophillips.com/role/ChangesinEquity">
        <link:definition>0000014 - Disclosure - Changes in Equity</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="Guarantees" roleURI="http://www.conocophillips.com/role/Guarantees">
        <link:definition>0000015 - Disclosure - Guarantees</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ContingenciesandCommitments" roleURI="http://www.conocophillips.com/role/ContingenciesandCommitments">
        <link:definition>0000016 - Disclosure - Contingencies and Commitments</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeandFinancialInstruments" roleURI="http://www.conocophillips.com/role/DerivativeandFinancialInstruments">
        <link:definition>0000017 - Disclosure - Derivative and Financial Instruments</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurement" roleURI="http://www.conocophillips.com/role/FairValueMeasurement">
        <link:definition>0000018 - Disclosure - Fair Value Measurement</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SuspendedWells" roleURI="http://www.conocophillips.com/role/SuspendedWells">
        <link:definition>0000019 - Disclosure - Suspended Wells</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccumulatedOtherComprehensiveLoss" roleURI="http://www.conocophillips.com/role/AccumulatedOtherComprehensiveLoss">
        <link:definition>0000020 - Disclosure - Accumulated Other Comprehensive Loss</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CashFlowInformation" roleURI="http://www.conocophillips.com/role/CashFlowInformation">
        <link:definition>0000021 - Disclosure - Cash Flow Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EmployeeBenefitPlans" roleURI="http://www.conocophillips.com/role/EmployeeBenefitPlans">
        <link:definition>0000022 - Disclosure - Employee Benefit Plans</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RelatedPartyTransactions" roleURI="http://www.conocophillips.com/role/RelatedPartyTransactions">
        <link:definition>0000023 - Disclosure - Related Party Transactions</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SalesandOtherOperatingRevenues" roleURI="http://www.conocophillips.com/role/SalesandOtherOperatingRevenues">
        <link:definition>0000024 - Disclosure - Sales and Other Operating Revenues</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShare" roleURI="http://www.conocophillips.com/role/EarningsPerShare">
        <link:definition>0000025 - Disclosure - Earnings Per Share</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentDisclosuresandRelatedInformation" roleURI="http://www.conocophillips.com/role/SegmentDisclosuresandRelatedInformation">
        <link:definition>0000026 - Disclosure - Segment Disclosures and Related Information</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxes" roleURI="http://www.conocophillips.com/role/IncomeTaxes">
        <link:definition>0000027 - Disclosure - Income Taxes</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="BasisofPresentationPolicy" roleURI="http://www.conocophillips.com/role/BasisofPresentationPolicy">
        <link:definition>9954471 - Disclosure - Basis of Presentation (Policy)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InventoriesTables" roleURI="http://www.conocophillips.com/role/InventoriesTables">
        <link:definition>9954472 - Disclosure - Inventories (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AcquisitionsandDispositionsTables" roleURI="http://www.conocophillips.com/role/AcquisitionsandDispositionsTables">
        <link:definition>9954473 - Disclosure - Acquisitions and Dispositions (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ChangesinEquityTables" roleURI="http://www.conocophillips.com/role/ChangesinEquityTables">
        <link:definition>9954474 - Disclosure - Changes in Equity (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeandFinancialInstrumentsTables" roleURI="http://www.conocophillips.com/role/DerivativeandFinancialInstrumentsTables">
        <link:definition>9954475 - Disclosure - Derivative and Financial Instruments (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementTables" roleURI="http://www.conocophillips.com/role/FairValueMeasurementTables">
        <link:definition>9954476 - Disclosure - Fair Value Measurement (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccumulatedOtherComprehensiveLossTables" roleURI="http://www.conocophillips.com/role/AccumulatedOtherComprehensiveLossTables">
        <link:definition>9954477 - Disclosure - Accumulated Other Comprehensive Loss (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CashFlowInformationTables" roleURI="http://www.conocophillips.com/role/CashFlowInformationTables">
        <link:definition>9954478 - Disclosure - Cash Flow Information (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EmployeeBenefitPlansTables" roleURI="http://www.conocophillips.com/role/EmployeeBenefitPlansTables">
        <link:definition>9954479 - Disclosure - Employee Benefit Plans (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RelatedPartyTransactionsTables" roleURI="http://www.conocophillips.com/role/RelatedPartyTransactionsTables">
        <link:definition>9954480 - Disclosure - Related Party Transactions (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SalesandOtherOperatingRevenuesTables" roleURI="http://www.conocophillips.com/role/SalesandOtherOperatingRevenuesTables">
        <link:definition>9954481 - Disclosure - Sales and Other Operating Revenues (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShareTables" roleURI="http://www.conocophillips.com/role/EarningsPerShareTables">
        <link:definition>9954482 - Disclosure - Earnings Per Share (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentDisclosuresandRelatedInformationTables" roleURI="http://www.conocophillips.com/role/SegmentDisclosuresandRelatedInformationTables">
        <link:definition>9954483 - Disclosure - Segment Disclosures and Related Information (Tables)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InventoriesScheduleofInventoriesDetails" roleURI="http://www.conocophillips.com/role/InventoriesScheduleofInventoriesDetails">
        <link:definition>9954484 - Disclosure - Inventories - Schedule of Inventories (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AcquisitionsandDispositionsNarrativeDetails" roleURI="http://www.conocophillips.com/role/AcquisitionsandDispositionsNarrativeDetails">
        <link:definition>9954485 - Disclosure - Acquisitions and Dispositions - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AcquisitionsandDispositionsScheduleofBusinessAcquisitionDetails" roleURI="http://www.conocophillips.com/role/AcquisitionsandDispositionsScheduleofBusinessAcquisitionDetails">
        <link:definition>9954486 - Disclosure - Acquisitions and Dispositions - Schedule of Business Acquisition (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentsandLongTermReceivablesNarrativeDetails" roleURI="http://www.conocophillips.com/role/InvestmentsandLongTermReceivablesNarrativeDetails">
        <link:definition>9954487 - Disclosure - Investments and Long-Term Receivables - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="InvestmentinCenovusEnergyNarrativeDetails" roleURI="http://www.conocophillips.com/role/InvestmentinCenovusEnergyNarrativeDetails">
        <link:definition>9954488 - Disclosure - Investment in Cenovus Energy - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DebtNarrativeDetails" roleURI="http://www.conocophillips.com/role/DebtNarrativeDetails">
        <link:definition>9954489 - Disclosure - Debt - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ChangesinEquityDetails" roleURI="http://www.conocophillips.com/role/ChangesinEquityDetails">
        <link:definition>9954490 - Disclosure - Changes in Equity (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="GuaranteesNarrativeDetails" roleURI="http://www.conocophillips.com/role/GuaranteesNarrativeDetails">
        <link:definition>9954491 - Disclosure - Guarantees - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="ContingenciesandCommitmentsNarrativeDetails" roleURI="http://www.conocophillips.com/role/ContingenciesandCommitmentsNarrativeDetails">
        <link:definition>9954492 - Disclosure - Contingencies and Commitments - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeandFinancialInstrumentsScheduleofBalanceSheetLocationandFairValueAmountsofDerivativesDetails" roleURI="http://www.conocophillips.com/role/DerivativeandFinancialInstrumentsScheduleofBalanceSheetLocationandFairValueAmountsofDerivativesDetails">
        <link:definition>9954493 - Disclosure - Derivative and Financial Instruments - Schedule of Balance Sheet Location and Fair Value Amounts of Derivatives (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeandFinancialInstrumentsScheduleofIncomeStatementLocationandGainLossAmountsofDerivativesDetails" roleURI="http://www.conocophillips.com/role/DerivativeandFinancialInstrumentsScheduleofIncomeStatementLocationandGainLossAmountsofDerivativesDetails">
        <link:definition>9954494 - Disclosure - Derivative and Financial Instruments - Schedule of Income Statement Location and Gain (Loss) Amounts of Derivatives (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeandFinancialInstrumentsScheduleofNetExposuresfromOutstandingCommodityDerivativeContractsDetails" roleURI="http://www.conocophillips.com/role/DerivativeandFinancialInstrumentsScheduleofNetExposuresfromOutstandingCommodityDerivativeContractsDetails">
        <link:definition>9954495 - Disclosure - Derivative and Financial Instruments - Schedule of Net Exposures from Outstanding Commodity Derivative Contracts (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeandFinancialInstrumentsNarrativeDetails" roleURI="http://www.conocophillips.com/role/DerivativeandFinancialInstrumentsNarrativeDetails">
        <link:definition>9954496 - Disclosure - Derivative and Financial Instruments - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeandFinancialInstrumentsScheduleofNetCarryingAmountofHeldtoMaturityInvestmentsDetails" roleURI="http://www.conocophillips.com/role/DerivativeandFinancialInstrumentsScheduleofNetCarryingAmountofHeldtoMaturityInvestmentsDetails">
        <link:definition>9954497 - Disclosure - Derivative and Financial Instruments - Schedule of Net Carrying Amount of Held to Maturity Investments (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeandFinancialInstrumentsScheduleofDebtSecuritiesCarriedatFairValueDetails" roleURI="http://www.conocophillips.com/role/DerivativeandFinancialInstrumentsScheduleofDebtSecuritiesCarriedatFairValueDetails">
        <link:definition>9954498 - Disclosure - Derivative and Financial Instruments - Schedule of Debt Securities Carried at Fair Value (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="DerivativeandFinancialInstrumentsScheduleofAmortizedCostBasisandFairValueofInvestmentsinDebtSecuritiesClassifiedasAvailableforSaleDetails" roleURI="http://www.conocophillips.com/role/DerivativeandFinancialInstrumentsScheduleofAmortizedCostBasisandFairValueofInvestmentsinDebtSecuritiesClassifiedasAvailableforSaleDetails">
        <link:definition>9954499 - Disclosure - Derivative and Financial Instruments - Schedule of Amortized Cost Basis and Fair Value of Investments in Debt Securities Classified as Available for Sale (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementScheduleofFairValueHierarchyforGrossFinancialAssetsandLiabilitiesDetails" roleURI="http://www.conocophillips.com/role/FairValueMeasurementScheduleofFairValueHierarchyforGrossFinancialAssetsandLiabilitiesDetails">
        <link:definition>9954500 - Disclosure - Fair Value Measurement - Schedule of Fair Value Hierarchy for Gross Financial Assets and Liabilities (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementScheduleofCommodityDerivativeBalancesSubjecttoRightofSetoffDetails" roleURI="http://www.conocophillips.com/role/FairValueMeasurementScheduleofCommodityDerivativeBalancesSubjecttoRightofSetoffDetails">
        <link:definition>9954501 - Disclosure - Fair Value Measurement - Schedule of Commodity Derivative Balances Subject to Right of Setoff (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="FairValueMeasurementScheduleofNetFairValueofFinancialInstrumentsDetails" roleURI="http://www.conocophillips.com/role/FairValueMeasurementScheduleofNetFairValueofFinancialInstrumentsDetails">
        <link:definition>9954502 - Disclosure - Fair Value Measurement - Schedule of Net Fair Value of Financial Instruments (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SuspendedWellsDetails" roleURI="http://www.conocophillips.com/role/SuspendedWellsDetails">
        <link:definition>9954503 - Disclosure - Suspended Wells (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccumulatedOtherComprehensiveLossScheduleofComponentsofAccumulatedOtherComprehensiveLossintheEquitySectionoftheBalanceSheetDetails" roleURI="http://www.conocophillips.com/role/AccumulatedOtherComprehensiveLossScheduleofComponentsofAccumulatedOtherComprehensiveLossintheEquitySectionoftheBalanceSheetDetails">
        <link:definition>9954504 - Disclosure - Accumulated Other Comprehensive Loss - Schedule of Components of Accumulated Other Comprehensive Loss in the Equity Section of the Balance Sheet (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="AccumulatedOtherComprehensiveLossScheduleofItemsReclassifiedoutofAccumulatedOtherComprehensiveLossDetails" roleURI="http://www.conocophillips.com/role/AccumulatedOtherComprehensiveLossScheduleofItemsReclassifiedoutofAccumulatedOtherComprehensiveLossDetails">
        <link:definition>9954505 - Disclosure - Accumulated Other Comprehensive Loss - Schedule of Items Reclassified out of Accumulated Other Comprehensive Loss (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="CashFlowInformationScheduleofCashFlowInformationDetails" roleURI="http://www.conocophillips.com/role/CashFlowInformationScheduleofCashFlowInformationDetails">
        <link:definition>9954506 - Disclosure - Cash Flow Information - Schedule of Cash Flow Information (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EmployeeBenefitPlansScheduleofComponentsofNetPeriodicBenefitCostDetails" roleURI="http://www.conocophillips.com/role/EmployeeBenefitPlansScheduleofComponentsofNetPeriodicBenefitCostDetails">
        <link:definition>9954507 - Disclosure - Employee Benefit Plans - Schedule of Components of Net Periodic Benefit Cost (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EmployeeBenefitPlansNarrativeDetails" roleURI="http://www.conocophillips.com/role/EmployeeBenefitPlansNarrativeDetails">
        <link:definition>9954508 - Disclosure - Employee Benefit Plans - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="RelatedPartyTransactionsScheduleofSignificantTransactionswithRelatedPartiesDetails" roleURI="http://www.conocophillips.com/role/RelatedPartyTransactionsScheduleofSignificantTransactionswithRelatedPartiesDetails">
        <link:definition>9954509 - Disclosure - Related Party Transactions - Schedule of Significant Transactions with Related Parties (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SalesandOtherOperatingRevenuesRevenueDetails" roleURI="http://www.conocophillips.com/role/SalesandOtherOperatingRevenuesRevenueDetails">
        <link:definition>9954510 - Disclosure - Sales and Other Operating Revenues - Revenue (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SalesandOtherOperatingRevenuesNarrativeDetails" roleURI="http://www.conocophillips.com/role/SalesandOtherOperatingRevenuesNarrativeDetails">
        <link:definition>9954511 - Disclosure - Sales and Other Operating Revenues - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="EarningsPerShareEarningsPerShareBasicandDilutedDetails" roleURI="http://www.conocophillips.com/role/EarningsPerShareEarningsPerShareBasicandDilutedDetails">
        <link:definition>9954512 - Disclosure - Earnings Per Share - Earnings Per Share, Basic and Diluted (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentDisclosuresandRelatedInformationNarrativeDetails" roleURI="http://www.conocophillips.com/role/SegmentDisclosuresandRelatedInformationNarrativeDetails">
        <link:definition>9954513 - Disclosure - Segment Disclosures and Related Information - Narrative (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentDisclosuresandRelatedInformationSalesDetails" roleURI="http://www.conocophillips.com/role/SegmentDisclosuresandRelatedInformationSalesDetails">
        <link:definition>9954514 - Disclosure - Segment Disclosures and Related Information - Sales (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentDisclosuresandRelatedInformationNetIncomeLossDetails" roleURI="http://www.conocophillips.com/role/SegmentDisclosuresandRelatedInformationNetIncomeLossDetails">
        <link:definition>9954515 - Disclosure - Segment Disclosures and Related Information - Net Income (Loss) (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="SegmentDisclosuresandRelatedInformationAssetsDetails" roleURI="http://www.conocophillips.com/role/SegmentDisclosuresandRelatedInformationAssetsDetails">
        <link:definition>9954516 - Disclosure - Segment Disclosures and Related Information - Assets (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
      <link:roleType id="IncomeTaxesDetails" roleURI="http://www.conocophillips.com/role/IncomeTaxesDetails">
        <link:definition>9954517 - Disclosure - Income Taxes (Details)</link:definition>
        <link:usedOn>link:presentationLink</link:usedOn>
        <link:usedOn>link:calculationLink</link:usedOn>
        <link:usedOn>link:definitionLink</link:usedOn>
      </link:roleType>
    </xs:appinfo>
  </xs:annotation>
  <xs:element id="cop_CrudeOilProductLineMember" abstract="true" name="CrudeOilProductLineMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_BusinessAcquisitionContingentConsiderationCostPerEveryDollarExceedingThreshold" abstract="false" name="BusinessAcquisitionContingentConsiderationCostPerEveryDollarExceedingThreshold" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_LitigationSettlementAmountAwardedFromOtherPartyRevised" abstract="false" name="LitigationSettlementAmountAwardedFromOtherPartyRevised" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_A24NoteDue2025Member" abstract="true" name="A24NoteDue2025Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_A505NoteDue2033Member" abstract="true" name="A505NoteDue2033Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cop_GuaranteeObligationsPeriod" abstract="false" name="GuaranteeObligationsPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="cop_SevenPercentDebenturesDueTwentyTwentyNineMember" abstract="true" name="SevenPercentDebenturesDueTwentyTwentyNineMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_ConocoPhillipsVersusPetroleosDeVenezuela2Member" abstract="true" name="ConocoPhillipsVersusPetroleosDeVenezuela2Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_ConocoPhillipsVersusPetroleosDeVenezuelaMember" abstract="true" name="ConocoPhillipsVersusPetroleosDeVenezuelaMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_RemainingMaturitiesGreaterThanOneYearThroughEightYearsMember" abstract="true" name="RemainingMaturitiesGreaterThanOneYearThroughEightYearsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_PurchaseOfDerivativeDomain" abstract="true" name="PurchaseOfDerivativeDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cop_AsiaPacificOperatingSegmentMember" abstract="true" name="AsiaPacificOperatingSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_JointVentureObligationGuaranteeMember" abstract="true" name="JointVentureObligationGuaranteeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_DividendsVariableReturnOfCashPerShareDeclared" abstract="false" name="DividendsVariableReturnOfCashPerShareDeclared" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:perShareItemType"/>
  <xs:element id="cop_LineOfCreditFacilityValueOutstanding" abstract="false" name="LineOfCreditFacilityValueOutstanding" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_VariableRateDebtBondsMember" abstract="true" name="VariableRateDebtBondsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_BusinessAcquisitionContingentConsiderationTerm" abstract="false" name="BusinessAcquisitionContingentConsiderationTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="cop_LowerFortyEightMember" abstract="true" name="LowerFortyEightMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_EuropeMiddleEastAndNorthAfricaMember" abstract="true" name="EuropeMiddleEastAndNorthAfricaMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_CleanupRemediationActivitiesMember" abstract="true" name="CleanupRemediationActivitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_LowerFortyEightSegmentMember" abstract="true" name="LowerFortyEightSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueUndiscountedAmountLow" abstract="false" name="BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueUndiscountedAmountLow" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_QatarEnergyLNGNFEAndQatarEnergyLNGNFS3Member" abstract="true" name="QatarEnergyLNGNFEAndQatarEnergyLNGNFS3Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cop_FinanceReserveGuaranteeMember" abstract="true" name="FinanceReserveGuaranteeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_DebtRefinancingStrategyNumberOfTransactions" abstract="false" name="DebtRefinancingStrategyNumberOfTransactions" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="cop_OtherAccrualsMember" abstract="true" name="OtherAccrualsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_PhillipsPetroleumCompanyMember" abstract="true" name="PhillipsPetroleumCompanyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_RemainingMaturities91To180DaysMember" abstract="true" name="RemainingMaturities91To180DaysMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_QatarEnergyLNGNFE4Member" abstract="true" name="QatarEnergyLNGNFE4Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cop_NaturalGasPowerAndCarbonDioxideEmissionsBasisMember" abstract="true" name="NaturalGasPowerAndCarbonDioxideEmissionsBasisMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_CenovusEnergyIncMember" abstract="true" name="CenovusEnergyIncMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_A2125NoteDue2024Member" abstract="true" name="A2125NoteDue2024Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_RemainingMaturitiesWithinOneYearMember" abstract="true" name="RemainingMaturitiesWithinOneYearMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_GuarantorObligationsTerm" abstract="false" name="GuarantorObligationsTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="cop_IncreaseDecreaseInCapitalAccrual" abstract="false" name="IncreaseDecreaseInCapitalAccrual" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_OneMember" abstract="true" name="OneMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cop_AssetRetirementObligationsAndAccruedEnvironmentalCostNonCurrent" abstract="false" name="AssetRetirementObligationsAndAccruedEnvironmentalCostNonCurrent" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_AplngContinuedDevelopmentMemberMember" abstract="true" name="AplngContinuedDevelopmentMemberMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_CanadaOperatingSegmentMember" abstract="true" name="CanadaOperatingSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_OtherGuaranteesMember" abstract="true" name="OtherGuaranteesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_NorthFieldSouthMember" abstract="true" name="NorthFieldSouthMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cop_A1030And40YearSeniorNotesMember" abstract="true" name="A1030And40YearSeniorNotesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cop_PurchaseOfDerivativeAxis" abstract="true" name="PurchaseOfDerivativeAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="cop_A555NoteDue2054Member" abstract="true" name="A555NoteDue2054Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cop_A335NotesDue2024Member" abstract="true" name="A335NotesDue2024Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_InEventOfDowngradeBelowInvestmentGradeMember" abstract="true" name="InEventOfDowngradeBelowInvestmentGradeMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_ConocoPhillipsEntitiesMember" abstract="true" name="ConocoPhillipsEntitiesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_MinimumLimitOfDebtForCrossDefaultProvision" abstract="false" name="MinimumLimitOfDebtForCrossDefaultProvision" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_RevenuesAndOtherIncome" abstract="false" name="RevenuesAndOtherIncome" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_ShortTermInvestmentsCarriedAtCostPlusAccruedInterest" abstract="false" name="ShortTermInvestmentsCarriedAtCostPlusAccruedInterest" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_StockholdersEquityPeriodIncreaseDecreaseExciseTaxOnShareRepurchases" abstract="false" name="StockholdersEquityPeriodIncreaseDecreaseExciseTaxOnShareRepurchases" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_DebtSecuritiesAvailableForSaleUnrealizedLossPositionAllowanceForCreditLoss" abstract="false" name="DebtSecuritiesAvailableForSaleUnrealizedLossPositionAllowanceForCreditLoss" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_FinancialDerivativeContractsMember" abstract="true" name="FinancialDerivativeContractsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_OperatingExpensesIncludingNonoperatingIncomeExpenseAndInterestAndDebtExpense" abstract="false" name="OperatingExpensesIncludingNonoperatingIncomeExpenseAndInterestAndDebtExpense" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_CanadaSegmentMember" abstract="true" name="CanadaSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_GuarantorObligationsRemainingTerm" abstract="false" name="GuarantorObligationsRemainingTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="cop_NaturalGasProductLineMember" abstract="true" name="NaturalGasProductLineMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_PaymentToAcquireProductiveAssetsAndInvestments" abstract="false" name="PaymentToAcquireProductiveAssetsAndInvestments" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_CorporateAndReconcilingItemsMember" abstract="true" name="CorporateAndReconcilingItemsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_SeveralLouisianaParishesAndTheStateOfLouisianaAgainstOilAndGasCompaniesMember" abstract="true" name="SeveralLouisianaParishesAndTheStateOfLouisianaAgainstOilAndGasCompaniesMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_TwoMember" abstract="true" name="TwoMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cop_A57NoteDue2063Member" abstract="true" name="A57NoteDue2063Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cop_LitigationSettlementAmountAwardedFromOtherPartyPeriod" abstract="false" name="LitigationSettlementAmountAwardedFromOtherPartyPeriod" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="cop_OuterContinentalShelfLeaseMember" abstract="true" name="OuterContinentalShelfLeaseMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_LitigationAwardReduction" abstract="false" name="LitigationAwardReduction" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_BusinessAcquisitionContingentConsiderationThresholdAverage" abstract="false" name="BusinessAcquisitionContingentConsiderationThresholdAverage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:decimalItemType"/>
  <xs:element id="cop_CreditRiskAxis" abstract="true" name="CreditRiskAxis" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrldt:dimensionItem" type="xbrli:stringItemType"/>
  <xs:element id="cop_MaxPotentialFuturePaymentsProrataShareMember" abstract="true" name="MaxPotentialFuturePaymentsProrataShareMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_A53NoteDue2053Member" abstract="true" name="A53NoteDue2053Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cop_ContractWithCustomerLiabilityRevenueRecognizedIncludingOpeningBalance" abstract="false" name="ContractWithCustomerLiabilityRevenueRecognizedIncludingOpeningBalance" nillable="true" xbrli:periodType="duration" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_BusinessCombinationAssetAcquisitionAndDispositionsAbstract" abstract="true" name="BusinessCombinationAssetAcquisitionAndDispositionsAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="cop_SempraMember" abstract="true" name="SempraMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_InvestmentOwnershipPercentage" abstract="false" name="InvestmentOwnershipPercentage" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="cop_SaleOfInterestDuration" abstract="false" name="SaleOfInterestDuration" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="cop_InvestmentsAndLongTermReceivablesRemainingMaturity" abstract="false" name="InvestmentsAndLongTermReceivablesRemainingMaturity" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="cop_NorwegianWarkaPL1009Member" abstract="true" name="NorwegianWarkaPL1009Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cop_QatarEnergyMember" abstract="true" name="QatarEnergyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cop_OtherProductsMember" abstract="true" name="OtherProductsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_ProceedsFromLegalSettlementsToDate" abstract="false" name="ProceedsFromLegalSettlementsToDate" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_RemainingMaturities1To90DaysMember" abstract="true" name="RemainingMaturities1To90DaysMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_UnitedStatesAndCanadaMember" abstract="true" name="UnitedStatesAndCanadaMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_EquitySecuritiesFvNiSharesSold" abstract="false" name="EquitySecuritiesFvNiSharesSold" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:sharesItemType"/>
  <xs:element id="cop_AustraliaPacificAplngMember" abstract="true" name="AustraliaPacificAplngMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_NaturalGasPowerAndCarbonDioxideEmissionsFlatPriceMember" abstract="true" name="NaturalGasPowerAndCarbonDioxideEmissionsFlatPriceMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_EquityMethodInvestmentAdditionalOwnershipPercentageAcquired" abstract="false" name="EquityMethodInvestmentAdditionalOwnershipPercentageAcquired" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="dtr-types1:percentItemType"/>
  <xs:element id="cop_CashAndCashEquivalentsCarriedAtCostPlusAccruedInterest" abstract="false" name="CashAndCashEquivalentsCarriedAtCostPlusAccruedInterest" nillable="true" xbrli:periodType="instant" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_EnvironmentalLossContingenciesTerm" abstract="false" name="EnvironmentalLossContingenciesTerm" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:durationItemType"/>
  <xs:element id="cop_QatarLiquifiedGasCompanyMember" abstract="true" name="QatarLiquifiedGasCompanyMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cop_DebtInstrumentDebtRepurchaseIncurredDebtDiscount" abstract="false" name="DebtInstrumentDebtRepurchaseIncurredDebtDiscount" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_SurmontMember" abstract="true" name="SurmontMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cop_CreditRiskDomain" abstract="true" name="CreditRiskDomain" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_DividendsVariableReturnOfCash" abstract="false" name="DividendsVariableReturnOfCash" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_OffsettingAssetsAndLiabilitiesTableTextBlock" abstract="false" name="OffsettingAssetsAndLiabilitiesTableTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="cop_ConocoPhillipsVSantosKOTNPtyLtdAndSantosLimitedReBarossaDevelopmentProjectMember" abstract="true" name="ConocoPhillipsVSantosKOTNPtyLtdAndSantosLimitedReBarossaDevelopmentProjectMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_AlaskaSegmentMember" abstract="true" name="AlaskaSegmentMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_QatarEnergyLNGN3Member" abstract="true" name="QatarEnergyLNGN3Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cop_RevenueTextBlock" abstract="false" name="RevenueTextBlock" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:textBlockItemType"/>
  <xs:element id="cop_MaxPotentialFuturePaymentsRecklessBreachMember" abstract="true" name="MaxPotentialFuturePaymentsRecklessBreachMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_OtherInternationalMember" abstract="true" name="OtherInternationalMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_RelatedPartyTransactionAbstract" abstract="true" name="RelatedPartyTransactionAbstract" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="xbrli:stringItemType"/>
  <xs:element id="cop_MitsuiCoLtdMember" abstract="true" name="MitsuiCoLtdMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
  <xs:element id="cop_PhysicalGasContractsMember" abstract="true" name="PhysicalGasContractsMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueUndiscountedAmountHigh" abstract="false" name="BusinessCombinationContingentConsiderationArrangementsRangeOfOutcomesValueUndiscountedAmountHigh" nillable="true" xbrli:periodType="instant" xbrli:balance="credit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_LineOfCreditFacilityNumberOfPrivatePlacementNoteFacilities" abstract="false" name="LineOfCreditFacilityNumberOfPrivatePlacementNoteFacilities" nillable="true" xbrli:periodType="instant" substitutionGroup="xbrli:item" type="xbrli:integerItemType"/>
  <xs:element id="cop_PortArthurLNGMember" abstract="true" name="PortArthurLNGMember" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types1:domainItemType"/>
  <xs:element id="cop_ExplorationAbandonmentAndImpairmentCashPayments" abstract="false" name="ExplorationAbandonmentAndImpairmentCashPayments" nillable="true" xbrli:periodType="duration" xbrli:balance="debit" substitutionGroup="xbrli:item" type="xbrli:monetaryItemType"/>
  <xs:element id="cop_QatarEnergyLNGNFS3Member" abstract="true" name="QatarEnergyLNGNFS3Member" nillable="true" xbrli:periodType="duration" substitutionGroup="xbrli:item" type="dtr-types:domainItemType"/>
</xs:schema>
