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          <ccc>XXXXXXXX</ccc>
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      <regStreet1>4500 Main St</regStreet1>
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      <regStateConditional regCountry="US" regState="US-MO"/>
      <regZipOrPostalCode>64111</regZipOrPostalCode>
      <regPhone>816-531-5575</regPhone>
      <seriesName>Avantis All Equity Markets ETF</seriesName>
      <seriesId>S000077486</seriesId>
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      <repPdEnd>2024-08-31</repPdEnd>
      <repPdDate>2023-11-30</repPdDate>
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    <signature>
      <ncom:dateSigned>2024-01-25</ncom:dateSigned>
      <ncom:nameOfApplicant>American Century ETF Trust</ncom:nameOfApplicant>
      <ncom:signature>Amy R. Bitter</ncom:signature>
      <ncom:signerName>Amy R. Bitter</ncom:signerName>
      <ncom:title>Assistant Treasurer</ncom:title>
    </signature>
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</edgarSubmission>
