-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 FerTeQ+mkMaoCABkY1w61QmB/eGRwYNovtNW8e+AYagK9VuBxMpApGxVvSsFG0er
 LOn/LN02aPQGedQIneembA==

<SEC-DOCUMENT>0000035527-03-000047.txt : 20030808
<SEC-HEADER>0000035527-03-000047.hdr.sgml : 20030808
<ACCEPTANCE-DATETIME>20030808163206
ACCESSION NUMBER:		0000035527-03-000047
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030724
FILED AS OF DATE:		20030808

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HUDEPOHL JAMES J
		CENTRAL INDEX KEY:			0001195807

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-08076
		FILM NUMBER:		03832192

	BUSINESS ADDRESS:	
		STREET 1:		FIFTH THIRD BANCORP
		STREET 2:		38 FOUNTAIN SQ.
		CITY:			CINCINNATI
		STATE:			OH
		ZIP:			45263

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FIFTH THIRD BANCORP
		CENTRAL INDEX KEY:			0000035527
		STANDARD INDUSTRIAL CLASSIFICATION:	STATE COMMERCIAL BANKS [6022]
		IRS NUMBER:				310854434
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		38 FOUNTAIN SQ PLZ
		STREET 2:		FIFTH THIRD CENTER
		CITY:			CINCINNATI
		STATE:			OH
		ZIP:			45263
		BUSINESS PHONE:		5135795300
</SEC-HEADER>
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<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
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    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2003-07-24</periodOfReport>
    <issuer>
        <issuerCik>0000035527</issuerCik>
        <issuerName>FIFTH THIRD BANCORP</issuerName>
        <issuerTradingSymbol>FITB</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001195807</rptOwnerCik>
            <rptOwnerName>HUDEPOHL JAMES J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>38 FOUNTAIN SQUARE PLAZA</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>CINCINNATI</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>45263</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
<isDirector>0</isDirector><isOfficer>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>Executive Vice President</officerTitle></reportingOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>2003-07-24</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>12168</value></transactionShares><transactionPricePerShare><value>10.5679</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>74205</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><nature
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/sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></nonDerivativeTransaction><nonDerivativeTransaction><securityTitle><value>Common Stock</value></securityTitle><transactionDate><value>2003-07-24</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>11996</value></transactionShares><transactionPricePerShare><value>11.0617</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>83564</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnershi
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ityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>10302</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>by Children</value></natureOfOwnership></ownershipNature></nonDerivativeHolding></nonDerivativeTable><derivativeTable><derivativeTransaction><securityTitle><value>Option to Purchase</value></securityTitle><conversionOrExercisePrice><value>10.5679</value></conversionOrExercisePrice><transactionDate><value>2003-07-24</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>12168</value></transactionShares><transactionPricePerShare><footnoteId id="F4"/></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><exe
rciseDate><value>1993-08-17</value><footnoteId id="F3"/></exerciseDate><expirationDate><value>2003-08-17</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>12168</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>715758</value><footnoteId id="F5"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></derivativeTransaction><derivativeTransaction><securityTitle><value>Option to Purchase</value></securityTitle><conversionOrExercisePrice><value>10.321</value></conversionOrExercisePrice><transactionDate><value>2003-07-24</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></t
ransactionCoding><transactionAmounts><transactionShares><value>15782</value></transactionShares><transactionPricePerShare><footnoteId id="F4"/></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>1994-07-19</value><footnoteId id="F3"/></exerciseDate><expirationDate><value>2004-07-19</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>15782</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>699976</value><footnoteId id="F5"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></derivativeTransaction><derivativeTransaction><securityTitle><value>Option to Purchase</value></securityTitle><c
onversionOrExercisePrice><value>11.0617</value></conversionOrExercisePrice><transactionDate><value>2003-07-24</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>23444</value></transactionShares><transactionPricePerShare><footnoteId id="F4"/></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>1995-06-20</value><footnoteId id="F3"/></exerciseDate><expirationDate><value>2005-06-20</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>23444</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>676532</value><footnoteId id="F5"/></sharesOwnedFollowingTransaction></postTransa
ctionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></derivativeTransaction><derivativeTransaction><securityTitle><value>Option to Purchase</value></securityTitle><conversionOrExercisePrice><value>10.321</value></conversionOrExercisePrice><transactionDate><value>2003-07-24</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>9531</value></transactionShares><transactionPricePerShare><footnoteId id="F4"/></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>1994-07-19</value><footnoteId id="F3"/></exerciseDate><expirationDate><value>2004-07-19</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common S
tock</value></underlyingSecurityTitle><underlyingSecurityShares><value>9531</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>667001</value><footnoteId id="F5"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></derivativeTransaction><derivativeTransaction><securityTitle><value>Option to Purchase</value></securityTitle><conversionOrExercisePrice><value>11.0617</value></conversionOrExercisePrice><transactionDate><value>2003-07-24</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>M</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>11996</value></transactionShares><transactionPricePerShare><footnoteId id="F4"/></transactionPricePerShare><transactionAcquire
dDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>1995-06-20</value><footnoteId id="F3"/></exerciseDate><expirationDate><value>2005-06-20</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>11996</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>655005</value><footnoteId id="F5"/></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value/></natureOfOwnership></ownershipNature></derivativeTransaction></derivativeTable><footnotes><footnote id="F1">Grantor Retained Annuity Trust of which the reporting person is a beneficiary.</footnote><footnote id="F2">Grantor Retained Annuity Trust of which the reporting person's spouse is a beneficiary.</footnote><footnote id="F3">Indicate
s grant date.  Options are exercisable as follows:  25% on grant date; 50% one year from grant; 75% two years from grant; and 100% three years from grant</footnote><footnote id="F4">Issued pursuant to Fifth Third Bancorp 1998 Long-Term Incentive Stock Plan.  No consideration paid.</footnote><footnote id="F5">Includes total number of unexercised option grants previously reported.</footnote></footnotes><remarks/><ownerSignature><signatureName>Paul L. Reynolds, Attorney-in-Fact for James J. Hudepohl</signatureName><signatureDate>2003-08-08</signatureDate></ownerSignature></ownershipDocument>

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</SEC-DOCUMENT>
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