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<ACCESSION-NUMBER>0001201361-03-000159
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20031030
<FILING-DATE>20031103
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>JABIL CIRCUIT INC
<CIK>0000898293
<ASSIGNED-SIC>3672
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<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>0831
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<BUSINESS-ADDRESS>
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<CITY>ST PETERSBURG
<STATE>FL
<ZIP>33716
<PHONE>7275779749
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</ISSUER>
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>SAMSONE THOMAS A
<CIK>0001055251
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<FILING-VALUES>
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<ACT>34
<FILE-NUMBER>001-14063
<FILM-NUMBER>03972888
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<BUSINESS-ADDRESS>
<STREET1>C/O JABIL CIRCUIT INC
<STREET2>10560 DR. MARTIN LUTHER KING JR. ST N
<CITY>ST PETERSBURG
<STATE>FL
<ZIP>33716-3718
<PHONE>727-803-3309
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<STATE>FL
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</MAIL-ADDRESS>
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<DOCUMENT>
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<SEQUENCE>1
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    <footnotes>
        <footnote id="F1">TAS Management, Inc., of which Mr. Sansone is the president, is the sole general partner of TASAN Limited Partnership.</footnote>
        <footnote id="F2">Mr. Sansone is a director of Life's Requite, Inc., a private charitable foundation, and may be deemed to have shared voting and dispositive power over shares held by the foundation.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>By: Robert L. Paver, Attorney-in-Fact  For: Thomas A. Sansone</signatureName>
        <signatureDate>2003-11-03</signatureDate>
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</SUBMISSION>
