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    <submissionType>13F-HR</submissionType>
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      <liveTestFlag>LIVE</liveTestFlag>
      <flags>
        <confirmingCopyFlag>false</confirmingCopyFlag>
        <returnCopyFlag>false</returnCopyFlag>
        <overrideInternetFlag>true</overrideInternetFlag>
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      <filer>
        <credentials>
          <cik>0001422849</cik>
          <ccc>XXXXXXXX</ccc>
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      <periodOfReport>03-31-2023</periodOfReport>
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      <reportCalendarOrQuarter>03-31-2023</reportCalendarOrQuarter>
      <filingManager>
        <name>Capital World Investors</name>
        <address>
          <ns1:street1>333 SOUTH HOPE STREET</ns1:street1>
          <ns1:street2>55TH FLOOR</ns1:street2>
          <ns1:city>LOS ANGELES</ns1:city>
          <ns1:stateOrCountry>CA</ns1:stateOrCountry>
          <ns1:zipCode>90071</ns1:zipCode>
        </address>
      </filingManager>
      <reportType>13F HOLDINGS REPORT</reportType>
      <form13FFileNumber>028-12786</form13FFileNumber>
      <provideInfoForInstruction5>N</provideInfoForInstruction5>
    </coverPage>
    <signatureBlock>
      <name>Alan N. Berro</name>
      <title>Partner</title>
      <phone>213-486-9200</phone>
      <signature>Alan N. Berro, Partner</signature>
      <city>LOS ANGELES</city>
      <stateOrCountry>CA</stateOrCountry>
      <signatureDate>05-11-2023</signatureDate>
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      <tableEntryTotal>513</tableEntryTotal>
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      <isConfidentialOmitted>false</isConfidentialOmitted>
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            <form13FFileNumber>028-00218</form13FFileNumber>
            <name>CAPITAL GROUP COMPANIES INC</name>
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            <form13FFileNumber>028-00157</form13FFileNumber>
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            <name>CAPITAL RESEARCH &amp; MANAGEMENT CO</name>
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