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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 ELkhAwb3sx4PNXSYo+fUEg==

<SEC-DOCUMENT>0001140361-06-017895.txt : 20061212
<SEC-HEADER>0001140361-06-017895.hdr.sgml : 20061212
<ACCEPTANCE-DATETIME>20061212121950
ACCESSION NUMBER:		0001140361-06-017895
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20061012
FILED AS OF DATE:		20061212
DATE AS OF CHANGE:		20061212

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DYNAMICS RESEARCH CORP
		CENTRAL INDEX KEY:			0000030822
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER INTEGRATED SYSTEMS DESIGN [7373]
		IRS NUMBER:				042211809
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			1229

	BUSINESS ADDRESS:	
		STREET 1:		60 FRONTAGE ROAD
		CITY:			ANDOVER
		STATE:			MA
		ZIP:			01810-5498
		BUSINESS PHONE:		9784759090

	MAIL ADDRESS:	
		STREET 1:		60 FRONTAGE ROAD
		CITY:			ANDOVER
		STATE:			MA
		ZIP:			01810-5498

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			WENTZELL STEVEN P
		CENTRAL INDEX KEY:			0001234456

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-02479
		FILM NUMBER:		061270750

	BUSINESS ADDRESS:	
		STREET 1:		15 ELIZABETH DRIVE
		CITY:			CHELMSFORD
		STATE:			MA
		ZIP:			01824
		BUSINESS PHONE:		978 475 9090

	MAIL ADDRESS:	
		STREET 1:		71 LOG HILL ROAD
		CITY:			CARLISLE
		STATE:			MA
		ZIP:			01741
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc1.xml
<DESCRIPTION>FORM 4
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-10-12</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000030822</issuerCik>
        <issuerName>DYNAMICS RESEARCH CORP</issuerName>
        <issuerTradingSymbol>DRCO</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001234456</rptOwnerCik>
            <rptOwnerName>WENTZELL STEVEN P</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>71 LOG HILL RD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>CARLISLE MA</rptOwnerCity>
            <rptOwnerState>X1</rptOwnerState>
            <rptOwnerZipCode>01741</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Senior Vice President</officerTitle>
            <otherText></otherText>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>common stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-10-12</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>477</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>9.99</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>3546</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Richard A. Covel, POA</signatureName>
        <signatureDate>2006-12-12</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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