<SEC-DOCUMENT>0001209191-16-129267.txt : 20160622
<SEC-HEADER>0001209191-16-129267.hdr.sgml : 20160622
<ACCEPTANCE-DATETIME>20160622171106
ACCESSION NUMBER:		0001209191-16-129267
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20160621
FILED AS OF DATE:		20160622
DATE AS OF CHANGE:		20160622

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			SCANSOURCE INC
		CENTRAL INDEX KEY:			0000918965
		STANDARD INDUSTRIAL CLASSIFICATION:	WHOLESALE-COMPUTER & PERIPHERAL EQUIPMENT & SOFTWARE [5045]
		IRS NUMBER:				570965380
		STATE OF INCORPORATION:			SC
		FISCAL YEAR END:			0630

	BUSINESS ADDRESS:	
		STREET 1:		6 LOGUE COURT
		CITY:			GREENVILLE
		STATE:			SC
		ZIP:			29615
		BUSINESS PHONE:		8642882432

	MAIL ADDRESS:	
		STREET 1:		6 LOGUE COURT
		CITY:			GREENVILLE
		STATE:			SC
		ZIP:			29615

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Reilly John Patrick
		CENTRAL INDEX KEY:			0001310516

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-26926
		FILM NUMBER:		161727145

	MAIL ADDRESS:	
		STREET 1:		C/O SCANSOURCE, INC.
		STREET 2:		6 LOGUE COURT
		CITY:			GREENVILLE
		STATE:			SC
		ZIP:			29615
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2016-06-21</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000918965</issuerCik>
        <issuerName>SCANSOURCE INC</issuerName>
        <issuerTradingSymbol>SCSC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001310516</rptOwnerCik>
            <rptOwnerName>Reilly John Patrick</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O KELTIC FINANCIAL SERVICES, LLC</rptOwnerStreet1>
            <rptOwnerStreet2>580 WHITE PLAINS ROAD, SUITE 610</rptOwnerStreet2>
            <rptOwnerCity>TARRYTOWN</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10591</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2016-06-21</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>10000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>38.84</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>19000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The price reported in column 4 is the weighted average price. These shares were sold in multiple transactions at prices ranging from $38.71 to $38.92 inclusive. The reporting person undertakes to provide to the issuer, any security holder of the issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the range set forth in this footnote.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/John P. Reilly</signatureName>
        <signatureDate>2016-06-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
