<SUBMISSION>
<ACCESSION-NUMBER>0001201361-03-000166
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20031105
<FILING-DATE>20031107
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>JABIL CIRCUIT INC
<CIK>0000898293
<ASSIGNED-SIC>3672
<IRS-NUMBER>381886260
<STATE-OF-INCORPORATION>DE
<FISCAL-YEAR-END>0831
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>10560 NINTH ST NORTH
<CITY>ST PETERSBURG
<STATE>FL
<ZIP>33716
<PHONE>7275779749
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>10560 NINTH STREET NORTH
<CITY>ST PETERSBURG
<STATE>FL
<ZIP>33716
</MAIL-ADDRESS>
</ISSUER>
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>PETERSEN AUDREY M
<CIK>0000937543
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>001-14063
<FILM-NUMBER>03985159
</FILING-VALUES>
<BUSINESS-ADDRESS>
<STREET1>JABIL CIRCUIT INC
<STREET2>10560 DR. MARTIN LUTHER KING JR. ST N
<CITY>ST PETERSBURG
<STATE>FL
<ZIP>33716-3718
<PHONE>813-577-9749
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>JABIL CIRCUIT INC
<STREET2>10560 DR. MARTIN LUTHER KING JR. ST N
<CITY>ST PETERSBURG
<STATE>FL
<ZIP>33716-3718
</MAIL-ADDRESS>
</REPORTING-OWNER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgardoc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2003-11-05</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000898293</issuerCik>
        <issuerName>JABIL CIRCUIT INC</issuerName>
        <issuerTradingSymbol>JBL</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0000937543</rptOwnerCik>
            <rptOwnerName>PETERSEN AUDREY M</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>10560 DR. MARTIN LUTHER KING JR. ST N</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>ST. PETERSBURG</rptOwnerCity>
            <rptOwnerState>FL</rptOwnerState>
            <rptOwnerZipCode>33716-3718</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>1</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>

        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2003-11-05</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>50000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>30</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>19408987</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Wm E Morean Res Tr</value>
                    <footnoteId id="F2"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>

        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5010</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>A. Petersen Rev Tr</value>
                    <footnoteId id="F3"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>

        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3284671</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Morean Ltd Partnrshp</value>
                    <footnoteId id="F4"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>

        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>40400</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>Morean Petersen Fdt</value>
                    <footnoteId id="F5"/>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>

    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">This transaction was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person.</footnote>
        <footnote id="F2">Mrs. Petersen is a member of a two-person management committee created under the William E. Morean Residual Trust and as such shares voting and dispositive power over shares held by the trust.  Mrs. Petersen and her family members are beneficiaries of the trust.</footnote>
        <footnote id="F3">Mrs. Petersen is a trustee of the Audrey Petersen Revocable Trust and has voting and dispositive power over the shares held by such trust.</footnote>
        <footnote id="F4">Mrs. Petersen is the President of Morean-Petersen, Inc., the sole general partner of the Morean Limited Partnership, a North Carolina limited partnership, and has shares voting and dispositive power of the shares held by such limited partnership.</footnote>
        <footnote id="F5">Mrs. Petersen is a director of the Morean Petersen Foundation, Inc., a private charitable foundation, and may be deemed to have shared voting and dispositive powers over shares held by the foundation.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>By: Robert L. Paver, Attorney-in-Fact  For: Audrey M. Petersen</signatureName>
        <signatureDate>2003-11-07</signatureDate>
    </ownerSignature>

</ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
