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    <submissionType>13F-HR</submissionType>
    <filerInfo>
      <liveTestFlag>LIVE</liveTestFlag>
      <flags>
        <confirmingCopyFlag>false</confirmingCopyFlag>
        <returnCopyFlag>false</returnCopyFlag>
        <overrideInternetFlag>false</overrideInternetFlag>
      </flags>
      <filer>
        <credentials>
          <cik>0001009076</cik>
          <ccc>XXXXXXXX</ccc>
        </credentials>
      </filer>
      <periodOfReport>12-31-2025</periodOfReport>
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      <reportCalendarOrQuarter>12-31-2025</reportCalendarOrQuarter>
      <filingManager>
        <name>COMMERCE BANK</name>
        <address>
          <com:street1>POST OFFICE BOX 419248</com:street1>
          <com:city>KANSAS CITY</com:city>
          <com:stateOrCountry>MO</com:stateOrCountry>
          <com:zipCode>64141-6248</com:zipCode>
        </address>
      </filingManager>
      <reportType>13F HOLDINGS REPORT</reportType>
      <form13FFileNumber>028-05260</form13FFileNumber>
      <provideInfoForInstruction5>N</provideInfoForInstruction5>
    </coverPage>
    <signatureBlock>
      <name>Paul Steiner</name>
      <title>Controller</title>
      <phone>816-760-8092</phone>
      <signature>Paul Steiner</signature>
      <city>Kansas City</city>
      <stateOrCountry>MO</stateOrCountry>
      <signatureDate>02-13-2026</signatureDate>
    </signatureBlock>
    <summaryPage>
      <otherIncludedManagersCount>2</otherIncludedManagersCount>
      <tableEntryTotal>2383</tableEntryTotal>
      <tableValueTotal>18109827094</tableValueTotal>
      <isConfidentialOmitted>false</isConfidentialOmitted>
      <otherManagers2Info>
        <otherManager2>
          <sequenceNumber>1</sequenceNumber>
          <otherManager>
            <cik>0000022356</cik>
            <form13FFileNumber>028-00642</form13FFileNumber>
            <name>COMMERCE BANCSHARES INC /MO/</name>
          </otherManager>
        </otherManager2>
        <otherManager2>
          <sequenceNumber>2</sequenceNumber>
          <otherManager>
            <crdNumber>000104705</crdNumber>
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            <name>COMMERCE INVESTMENT ADVISORS, INC.</name>
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