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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,
 N0VSUeUL78FLid6wnymP2FC/0pWsqmI0yCxS5y/dZFWFkdCjmifs89TRPVjQUvSA
 V/4UJpx7c+UTwKRF+xAutw==

<SEC-DOCUMENT>0000313927-03-000719.txt : 20031215
<SEC-HEADER>0000313927-03-000719.hdr.sgml : 20031215
<ACCEPTANCE-DATETIME>20031215163908
ACCESSION NUMBER:		0000313927-03-000719
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031211
FILED AS OF DATE:		20031215

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			LEBLANC ROBERT D
		CENTRAL INDEX KEY:			0001067455
		STANDARD INDUSTRIAL CLASSIFICATION:	SOAP, DETERGENT, CLEANING PREPARATIONS, PERFUMES, COSMETICS [2840]
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10585
		FILM NUMBER:		031055002

	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

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
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>c0001067455d20031215f4f.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
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<ownershipDocument><schemaVersion>X0201</schemaVersion>    <documentType>4</documentType><periodOfReport>2003-12-11</periodOfReport><notSubjectToSection16>0</notSubjectToSection16><issuer><issuerCik>0000313927</issuerCik><issuerName>CHURCH &amp; DWIGHT CO INC /DE/</issuerName>        <issuerTradingSymbol>CHD</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001067455</rptOwnerCik><rptOwnerName>LEBLANC ROBERT D</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>469 NORTH HARRISON STREET</rptOwnerStreet1><rptOwnerStreet2></rptOwnerStreet2><rptOwnerCity>PRINCETON</rptOwnerCity><rptOwnerState>NJ</rptOwnerState><rptOwnerZipCode>08540-5297</rptOwnerZipCode><rptOwnerStateDescription></rptOwnerStateDescription></reportingOwnerAddress><reportingOwnerRelationship><isDirector>1</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle></officerTitle><otherText></otherText></reportingOwnerRelationship></reportingOwner><
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value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>837</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>0</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeTransaction><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>16</value></conversionOrExercisePrice><exerciseDate><value>2001-07-22</value></exerciseDate><expirationDate><value>2008-07-22</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>6000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>6000</value></sharesOwnedFollowingTransaction><
/postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>19</value></conversionOrExercisePrice><exerciseDate><value>2000-05-11</value></exerciseDate><expirationDate><value>2010-05-11</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>2000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>2000</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Optio
n</value></securityTitle><conversionOrExercisePrice><value>20.7187</value></conversionOrExercisePrice><exerciseDate><value>2002-05-06</value></exerciseDate><expirationDate><value>2009-05-06</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>4000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>4000</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>24.835</value></conversionOrExercisePrice><exerciseDate><value>2004-05-10</value></exerciseDate><expirationDate><value>2011-05-10</value></expirationDate><underlyingSecurity><underlyingSecurit
yTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>5000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>5000</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>31.325</value></conversionOrExercisePrice><exerciseDate><value>2006-05-08</value></exerciseDate><expirationDate><value>2013-05-08</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>5000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>5000</value></sharesOwnedFollowingT
ransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>34.35</value></conversionOrExercisePrice><exerciseDate><value>2005-05-09</value></exerciseDate><expirationDate><value>2012-05-09</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>5000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>5000</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding></derivativeTable><footnotes></footno
tes><ownerSignature><signatureName>David W. Worrell</signatureName><signatureDate>2003-12-15</signatureDate></ownerSignature></ownershipDocument>

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</SEC-DOCUMENT>
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