<?xml version="1.0" encoding="UTF-8"?>
<edgarSubmission xmlns="http://www.sec.gov/edgar/thirteenffiler" xmlns:com="http://www.sec.gov/edgar/common">
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      <flags>
        <confirmingCopyFlag>false</confirmingCopyFlag>
        <returnCopyFlag>false</returnCopyFlag>
        <overrideInternetFlag>false</overrideInternetFlag>
      </flags>
      <filer>
        <credentials>
          <cik>0000924186</cik>
          <ccc>XXXXXXXX</ccc>
        </credentials>
      </filer>
      <periodOfReport>09-30-2024</periodOfReport>
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      <reportCalendarOrQuarter>09-30-2024</reportCalendarOrQuarter>
      <filingManager>
        <name>MORGAN STANLEY &amp; CO INTERNATIONAL PLC</name>
        <address>
          <com:street1>25 CABOT SQUARE CANARY WHARF</com:street1>
          <com:city>LONDON</com:city>
          <com:stateOrCountry>X0</com:stateOrCountry>
          <com:zipCode>E144QA</com:zipCode>
        </address>
      </filingManager>
      <reportType>13F NOTICE</reportType>
      <form13FFileNumber>028-04312</form13FFileNumber>
      <otherManagersInfo>
        <otherManager>
          <cik>0000895421</cik>
          <form13FFileNumber>028-03432</form13FFileNumber>
          <name>MORGAN STANLEY</name>
        </otherManager>
      </otherManagersInfo>
      <provideInfoForInstruction5>N</provideInfoForInstruction5>
    </coverPage>
    <signatureBlock>
      <name>David Lindsay</name>
      <title>Authorized Signatory</title>
      <phone>44 20 7677 5468</phone>
      <signature>David Lindsay</signature>
      <city>London</city>
      <stateOrCountry>X0</stateOrCountry>
      <signatureDate>11-14-2024</signatureDate>
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