<?xml version="1.0" encoding="UTF-8"?><edgarSubmission xmlns="http://www.sec.gov/edgar/ownership" xmlns:com="http://www.sec.gov/edgar/common">
  <headerData>
    <submissionType>144</submissionType>
    <filerInfo>
      <filer>
        <filerCredentials>
          <cik>0001505250</cik>
          <ccc>XXXXXXXX</ccc>
        </filerCredentials>
      </filer>
      <liveTestFlag>LIVE</liveTestFlag>



    </filerInfo>
  </headerData>
  <formData>
    <issuerInfo>
      <issuerCik>0000022356</issuerCik>
      <issuerName>COMMERCE BANCSHARES INC /MO/</issuerName>
      <secFileNumber>001-36502</secFileNumber>
      <issuerAddress>
        <com:street1>1000 WALNUT</com:street1>
        <com:city>KANSAS CITY</com:city>
        <com:stateOrCountry>MO</com:stateOrCountry>
        <com:zipCode>64106</com:zipCode>
      </issuerAddress>
      <issuerContactPhone>8162342000</issuerContactPhone>
      <nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>Kemper John W</nameOfPersonForWhoseAccountTheSecuritiesAreToBeSold>
      <relationshipsToIssuer>
        <relationshipToIssuer>Insider</relationshipToIssuer>
      </relationshipsToIssuer>
    </issuerInfo>
    <securitiesInformation>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <brokerOrMarketmakerDetails>
        <name>Capis Wealth Manager</name>
        <address>
          <com:street1>1700 Pacific Ave</com:street1>
          <com:street2>Suite 1100</com:street2>
          <com:city>Dallas</com:city>
          <com:stateOrCountry>TX</com:stateOrCountry>
          <com:zipCode>75201</com:zipCode>
        </address>
      </brokerOrMarketmakerDetails>
      <noOfUnitsSold>23397</noOfUnitsSold>
      <aggregateMarketValue>1262949.07</aggregateMarketValue>
      <noOfUnitsOutstanding>132414687</noOfUnitsOutstanding>
      <approxSaleDate>02/05/2026</approxSaleDate>
      <securitiesExchangeName>NASDAQ</securitiesExchangeName>
    </securitiesInformation>
    <securitiesToBeSold>
      <securitiesClassTitle>Common</securitiesClassTitle>
      <acquiredDate>02/04/2026</acquiredDate>
      <natureOfAcquisitionTransaction>Free receive</natureOfAcquisitionTransaction>
      <nameOfPersonfromWhomAcquired>Issuer</nameOfPersonfromWhomAcquired>
      <isGiftTransaction>N</isGiftTransaction>
      <amountOfSecuritiesAcquired>23397</amountOfSecuritiesAcquired>
      <paymentDate>02/04/2026</paymentDate>
      <natureOfPayment>Exercised restricted CBSH shares held at Fidelity</natureOfPayment>
    </securitiesToBeSold>
    <nothingToReportFlagOnSecuritiesSoldInPast3Months>Y</nothingToReportFlagOnSecuritiesSoldInPast3Months>
    <noticeSignature>
      <noticeDate>02/05/2026</noticeDate>
      <signature>John W. Kemper</signature>
    </noticeSignature>
  </formData>
</edgarSubmission>
