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Proc-Type: 2001,MIC-CLEAR
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<SEC-DOCUMENT>0000313927-04-000712.txt : 20041210
<SEC-HEADER>0000313927-04-000712.hdr.sgml : 20041210
<ACCEPTANCE-DATETIME>20041210141459
ACCESSION NUMBER:		0000313927-04-000712
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20041208
FILED AS OF DATE:		20041210
DATE AS OF CHANGE:		20041210

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CHURCH & DWIGHT CO INC /DE/
		CENTRAL INDEX KEY:			0000313927
		STANDARD INDUSTRIAL CLASSIFICATION:	SOAP, DETERGENT, CLEANING PREPARATIONS, PERFUMES, COSMETICS [2840]
		IRS NUMBER:				134996950
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		469 N HARRISON ST
		CITY:			PRINCETON
		STATE:			NJ
		ZIP:			08543-5297
		BUSINESS PHONE:		6096835900

	MAIL ADDRESS:	
		STREET 1:		469 N HARRISON STREET
		CITY:			PRINCETON
		STATE:			NJ
		ZIP:			08543-5297

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LEAMAN J R JR
		CENTRAL INDEX KEY:			0001031158
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10585
		FILM NUMBER:		041195668

	BUSINESS ADDRESS:	
		STREET 1:		CHURCH & DWIGHT CO INC
		STREET 2:		469 NORTH HARRISON STREET
		CITY:			PRINCETON
		STATE:			NJ
		ZIP:			08543
		BUSINESS PHONE:		6096835900
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>c0001031158d20041210f4f.xml
<DESCRIPTION>PRIMARY DOCUMENT
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    <schemaVersion>X0202</schemaVersion>

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    <periodOfReport>2004-12-08</periodOfReport>

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        <issuerName>CHURCH &amp; DWIGHT CO INC /DE/</issuerName>
        <issuerTradingSymbol>CHD</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
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            <rptOwnerName>LEAMAN J R JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>469 NORTH HARRISON STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>PRINCETON</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>08540-5297</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
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        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
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            <officerTitle></officerTitle>
            <otherText></otherText>
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            </transactionDate>
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            <transactionAmounts>
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                <transactionPricePerShare>
                    <value>26.34</value>
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                <transactionAcquiredDisposedCode>
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            </transactionDate>
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            <transactionAmounts>
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                    <value>1233</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
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                <transactionAcquiredDisposedCode>
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            <underlyingSecurity>
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                </underlyingSecurityTitle>
                <underlyingSecurityShares>
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                </underlyingSecurityShares>
            </underlyingSecurity>
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            <conversionOrExercisePrice>
                <value>0</value>
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            <exerciseDate>
                <value>1988-08-08</value>
            </exerciseDate>
            <expirationDate>
                <value>1988-08-08</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
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                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>17162.2485</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
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            <conversionOrExercisePrice>
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            </conversionOrExercisePrice>
            <exerciseDate>
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            <expirationDate>
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            <underlyingSecurity>
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                <value>2004-05-10</value>
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                <value>2011-05-10</value>
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            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
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                <underlyingSecurityShares>
                    <value>7500</value>
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                <sharesOwnedFollowingTransaction>
                    <value>7500</value>
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                <directOrIndirectOwnership>
                    <value>D</value>
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        <derivativeHolding>
            <securityTitle>
                <value>Stock Option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>20.8834</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2006-05-08</value>
            </exerciseDate>
            <expirationDate>
                <value>2013-05-08</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
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                <underlyingSecurityShares>
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                    <value>7500</value>
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                <directOrIndirectOwnership>
                    <value>D</value>
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        <derivativeHolding>
            <securityTitle>
                <value>Stock Option</value>
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            <conversionOrExercisePrice>
                <value>22.9</value>
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                <value>2005-05-09</value>
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            <expirationDate>
                <value>2012-05-09</value>
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            <underlyingSecurity>
                <underlyingSecurityTitle>
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                <underlyingSecurityShares>
                    <value>7500</value>
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                <sharesOwnedFollowingTransaction>
                    <value>7500</value>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
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        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Stock Option</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>31.0934</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2007-05-06</value>
            </exerciseDate>
            <expirationDate>
                <value>2014-05-06</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>7500</value>
                </underlyingSecurityShares>
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                <sharesOwnedFollowingTransaction>
                    <value>7500</value>
                </sharesOwnedFollowingTransaction>
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            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
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        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">The phantom stock shares convert to common stock on a 1-for-1 basis.</footnote>
        <footnote id="F2">The phantom stock shares were acquired under the Church &amp; Dwight Co., Inc. Deferred Compensation Plan and expire on December 9, 2004, as prescribed by the Plan.</footnote>
        <footnote id="F3">The phantom stock shares were converted to common stock under the Church &amp; Dwight Co., Inc. Deferred Compensation Plan.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Andrew C. Forsell</signatureName>
        <signatureDate>2004-12-10</signatureDate>
    </ownerSignature>
</ownershipDocument>

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</TEXT>
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</SEC-DOCUMENT>
-----END PRIVACY-ENHANCED MESSAGE-----