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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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MIC-Info: RSA-MD5,RSA,
 EeuZpuf+Qo427arJLYuKysIuvJqtH9TT7jr0M5RsL9YjrKVdMBTtt5WYi+0F0nuS
 9BErgiWDB2pMWPa6HXZaMQ==

<SEC-DOCUMENT>0000313927-03-000489.txt : 20030904
<SEC-HEADER>0000313927-03-000489.hdr.sgml : 20030904
<ACCEPTANCE-DATETIME>20030904160005
ACCESSION NUMBER:		0000313927-03-000489
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030902
FILED AS OF DATE:		20030904

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			DAVIES ROBERT A III
		CENTRAL INDEX KEY:			0001031151
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10585
		FILM NUMBER:		03881650

	BUSINESS ADDRESS:	
		STREET 1:		CHURCH & DWIGHT CO INC
		STREET 2:		469 NORTH HARRISON STREET
		CITY:			PRINCETON
		STATE:			NJ
		ZIP:			08543
		BUSINESS PHONE:		6096835900

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>c0001031151d20030904f4f.xml
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<ownershipDocument><schemaVersion>X0201</schemaVersion>    <documentType>4</documentType><periodOfReport>2003-09-02</periodOfReport><notSubjectToSection16>0</notSubjectToSection16><issuer><issuerCik>0000313927</issuerCik><issuerName>CHURCH &amp; DWIGHT CO INC /DE/</issuerName>        <issuerTradingSymbol>CHD</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001031151</rptOwnerCik><rptOwnerName>DAVIES ROBERT A III</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>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>Chairman &amp; Chief Executive Off</officerTitle><otherText></otherText></reportin
gOwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeHolding><securityTitle><value>Common Stock</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>49734</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></nonDerivativeHolding><nonDerivativeHolding><securityTitle><value>Common Stock</value></securityTitle><postTransactionAmounts><sharesOwnedFollowingTransaction><value>8342.049</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>Prof. Sharing/Svngs Plan Trust</value></natureOfOwnership></ownershipNature></nonDerivativeHolding></nonDerivativeTable><derivativeTable><derivativeTransaction><securityTitle><value>Phantom Stock</value></securityTitle><conversionOrExe
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/value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeTransaction><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>8.8125</value></conversionOrExercisePrice><exerciseDate><value>1998-01-25</value></exerciseDate><expirationDate><value>2005-01-25</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>40000</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>40000</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding>
<derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>9.815</value></conversionOrExercisePrice><exerciseDate><value>1998-07-26</value></exerciseDate><expirationDate><value>2005-07-26</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>20612</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>20612</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>10.3125</value></conversionOrExercisePrice><exerciseDate><value>1999-04-24</value></exerciseDate><expirationDate><value>2006-04-24</value></
expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>88200</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>88200</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>10.8125</value></conversionOrExercisePrice><exerciseDate><value>1999-11-01</value></exerciseDate><expirationDate><value>2006-11-01</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>84200</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollow
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ature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>17.125</value></conversionOrExercisePrice><exerciseDate><value>2003-02-24</value></exerciseDate><expirationDate><value>2010-02-24</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>60100</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>60100</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>20.75</value></conversionOrExercisePrice><exerciseDate><value>2002-05-06</value></exerciseDate><expirationDate><v
alue>2009-05-06</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>47600</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>47600</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>24.305</value></conversionOrExercisePrice><exerciseDate><value>2004-04-30</value></exerciseDate><expirationDate><value>2011-04-30</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>128500</value></underlyingSecurityShares></underlyingSecurity><postTransactionA
mounts><sharesOwnedFollowingTransaction><value>128500</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>32.785</value></conversionOrExercisePrice><exerciseDate><value>2006-06-16</value></exerciseDate><expirationDate><value>2013-06-16</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>49200</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>49200</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></nature
OfOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Stock Option</value></securityTitle><conversionOrExercisePrice><value>33.56</value></conversionOrExercisePrice><exerciseDate><value>2005-06-17</value></exerciseDate><expirationDate><value>2012-06-17</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>121500</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>121500</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></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 are to be settled in cash at such time as prescribed by the Plan.</footnote></footnotes><ownerSignature><signatureName>Andrew C. Forsell</signatureName><signatureDate>2003-09-04</signatureDate></ownerSignature></ownershipDocument>

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