<SUBMISSION>
<ACCESSION-NUMBER>0001081631-06-000002
<TYPE>4
<PUBLIC-DOCUMENT-COUNT>1
<PERIOD>20060223
<FILING-DATE>20060224
<DATE-OF-FILING-DATE-CHANGE>20060224
<REPORTING-OWNER>
<OWNER-DATA>
<CONFORMED-NAME>FINKELSTEIN PAUL
<CIK>0001081631
<ASSIGNED-SIC>7200
<STATE-OF-INCORPORATION>MN
<FISCAL-YEAR-END>0630
</OWNER-DATA>
<FILING-VALUES>
<FORM-TYPE>4
<ACT>34
<FILE-NUMBER>001-12725
<FILM-NUMBER>06641859
</FILING-VALUES>
<BUSINESS-ADDRESS>
<PHONE>6129477000
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>7201 METRO BLVD
<CITY>MINNEAPOLIS
<STATE>MN
<ZIP>55439
</MAIL-ADDRESS>
</REPORTING-OWNER>
<ISSUER>
<COMPANY-DATA>
<CONFORMED-NAME>REGIS CORP
<CIK>0000716643
<ASSIGNED-SIC>7200
<IRS-NUMBER>410749934
<STATE-OF-INCORPORATION>MN
<FISCAL-YEAR-END>0630
</COMPANY-DATA>
<BUSINESS-ADDRESS>
<STREET1>7201 METRO BLVD
<CITY>MINNEAPOLIS
<STATE>MN
<ZIP>55439
<PHONE>6129477000
</BUSINESS-ADDRESS>
<MAIL-ADDRESS>
<STREET1>7201 METRO BLVD
<CITY>MINNEAPOLIS
<STATE>MN
<ZIP>55439
</MAIL-ADDRESS>
</ISSUER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-02-23</periodOfReport>

    <issuer>
        <issuerCik>0000716643</issuerCik>
        <issuerName>REGIS CORP</issuerName>
        <issuerTradingSymbol>RGS</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001081631</rptOwnerCik>
            <rptOwnerName>FINKELSTEIN PAUL</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>7201 METRO BOULEVARD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>MINNEAPOLIS</rptOwnerCity>
            <rptOwnerState>MN</rptOwnerState>
            <rptOwnerZipCode>55439</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Executive Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2006-02-23</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>G</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2480</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>112397</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>7959</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Profit Sharing Plan</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Since the date of the reporting person's last ownership report, he transferred 114,878 shares of RGS common stock and employee stock options to purchase 345,000 shares of RGS common stock to his former spouse pursuant to domestic relations orders, and resigned as trust of a trust holding 47,060 shares of RGS common stock.  The reporting person no longer reports as beneficially owned any securities owned by his former spouse or the trust referred to above.</footnote>
        <footnote id="F2">The reporting person transferred 7,959 shares of RGS common stock in his profit-sharing account to his former spouse.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>Bert M. Gross, by power of attorney</signatureName>
        <signatureDate>2006-02-24</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SUBMISSION>
