-----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,
 Ei33fSbVqEqOKr+Xff+nCpBAOXWEW3wbaSfrc1WmSDiNynEMsn2MAc2D3UZVW0Ja
 fQY2miuhGJittD0KcwC/2Q==

<SEC-DOCUMENT>0000708955-05-000062.txt : 20050629
<SEC-HEADER>0000708955-05-000062.hdr.sgml : 20050629
<ACCEPTANCE-DATETIME>20050629161113
ACCESSION NUMBER:		0000708955-05-000062
CONFORMED SUBMISSION TYPE:	3/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050628
FILED AS OF DATE:		20050629
DATE AS OF CHANGE:		20050629

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			olszewski richard e
		CENTRAL INDEX KEY:			0001330834

	FILING VALUES:
		FORM TYPE:		3/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-12379
		FILM NUMBER:		05924883

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		2193221256

	MAIL ADDRESS:	
		STREET 1:		501 ST ANDREWS DRIVE
		CITY:			SCHERERVILLE
		STATE:			IN
		ZIP:			46375

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FIRST FINANCIAL BANCORP /OH/
		CENTRAL INDEX KEY:			0000708955
		STANDARD INDUSTRIAL CLASSIFICATION:	NATIONAL COMMERCIAL BANKS [6021]
		IRS NUMBER:				311042001
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		300 HIGH ST
		CITY:			HAMILTON
		STATE:			OH
		ZIP:			45011
		BUSINESS PHONE:		5138674700

	MAIL ADDRESS:	
		STREET 1:		300 HIGH ST
		CITY:			HAMILTON
		STATE:			OH
		ZIP:			45011
</SEC-HEADER>
<DOCUMENT>
<TYPE>3/A
<SEQUENCE>1
<FILENAME>doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3/A</documentType>

    <periodOfReport>2005-06-28</periodOfReport>

    <dateOfOriginalSubmission>2005-06-29</dateOfOriginalSubmission>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000708955</issuerCik>
        <issuerName>FIRST FINANCIAL BANCORP /OH/</issuerName>
        <issuerTradingSymbol>FFBC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001330834</rptOwnerCik>
            <rptOwnerName>olszewski richard e</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>501 ST. ANDREWS DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>SCHERERVILLE</rptOwnerCity>
            <rptOwnerState>IN</rptOwnerState>
            <rptOwnerZipCode>46375</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle></officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4922</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>2005 (NQ) Sock Option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>18.65</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2006-06-28</value>
            </exerciseDate>
            <expirationDate>
                <value>2015-06-28</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>8663</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes></footnotes>

    <ownerSignature>
        <signatureName>terri j ziepfel</signatureName>
        <signatureDate>2005-06-29</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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