-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 Czy2DXn4WaaKn4nAucSbdCD+PiVwIYVTaSfnf97FgnRbI8ZhwLTu/ET5uox6hbHm
 lZfMvc14JTRBiBRQLy3pcg==

<SEC-DOCUMENT>0001209191-09-042415.txt : 20090828
<SEC-HEADER>0001209191-09-042415.hdr.sgml : 20090828
<ACCEPTANCE-DATETIME>20090828153812
ACCESSION NUMBER:		0001209191-09-042415
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20090826
FILED AS OF DATE:		20090828
DATE AS OF CHANGE:		20090828

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Merk Raymond J.
		CENTRAL INDEX KEY:			0001408826

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33688
		FILM NUMBER:		091043232

	MAIL ADDRESS:	
		STREET 1:		6150 PARKLAND BLVD.
		STREET 2:		SUITE 100
		CITY:			MAYFIELD HEIGHTS
		STATE:			OH
		ZIP:			44124

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			DATATRAK INTERNATIONAL INC
		CENTRAL INDEX KEY:			0000886530
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				341685364
		STATE OF INCORPORATION:			OH
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		6150 PARKLAND BLVD
		STREET 2:		SUITE 100
		CITY:			MAYFIELD HEIGHTS
		STATE:			OH
		ZIP:			44124
		BUSINESS PHONE:		4404430082

	MAIL ADDRESS:	
		STREET 1:		6150 PARKLAND BLVD
		STREET 2:		STE 100
		CITY:			MAYFIELD HEIGHTS
		STATE:			OH
		ZIP:			44124

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	COLLABORATIVE CLINICAL RESEARCH INC
		DATE OF NAME CHANGE:	19960311
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2009-08-26</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000886530</issuerCik>
        <issuerName>DATATRAK INTERNATIONAL INC</issuerName>
        <issuerTradingSymbol>DATA</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001408826</rptOwnerCik>
            <rptOwnerName>Merk Raymond J.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>6150 PARKLAND BLVD.</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 100</rptOwnerStreet2>
            <rptOwnerCity>MAYFIELD HEIGHTS</rptOwnerCity>
            <rptOwnerState>OH</rptOwnerState>
            <rptOwnerZipCode>44124</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP of Finance,CFO &amp; Treasurer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Shares, without par value</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>4639</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.37</value>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2018-08-11</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>40000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>40000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeTransaction>
            <securityTitle>
                <value>Employee Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.23</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2009-08-26</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>172500</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <value>2019-06-09</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Shares</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>172500</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>212500</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Beneficial ownership of these securities was reported on a previously filed Form 3, Form 4 or Form 5.</footnote>
        <footnote id="F2">Options were granted under the Company's 2005 Omnibus Equity Plan in reliance upon the exemption provided by Rule 16b-3.  The options become exercisable in 1/3 increments over three years beginning on the first anniversay of the date of grant.</footnote>
        <footnote id="F3">Options were granted under the Company's 2009 Omnibus Equity Plan in reliance upon the exemption provided by Rule 16b-3.  The options vest ratably over a three-year period beginning on the first anniversay of the date of grant.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Raymond J. Merk, by Arthur C. Hall III, his attorney-in-fact, pursuant to Power of Attorney, dated August 10, 2007, on file with the Commission</signatureName>
        <signatureDate>2009-08-28</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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