<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2006-08-24</periodOfReport>

    <noSecuritiesOwned>0</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000084748</issuerCik>
        <issuerName>ROGERS CORP</issuerName>
        <issuerTradingSymbol>ROG</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001374028</rptOwnerCik>
            <rptOwnerName>Gillern Frank J</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>ONE TECHNOLOGY DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2>P.O. BOX 188</rptOwnerStreet2>
            <rptOwnerCity>ROGERS</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06263-0188</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>VP Advanced Cir. Mat. Div.</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Capital (Common) Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>1307.969</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                    <footnoteId id="F1"/>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <derivativeTable>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>18.75</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2001-10-20</value>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <value>2009-10-20</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Capital (Common) Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>10000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>34.25</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2002-10-18</value>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <value>2010-10-18</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Capital (Common) Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>4524</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>34.25</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2002-10-18</value>
                <footnoteId id="F4"/>
            </exerciseDate>
            <expirationDate>
                <value>2010-10-18</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Capital (Common) Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>476</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>38.53</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2005-10-29</value>
                <footnoteId id="F5"/>
            </exerciseDate>
            <expirationDate>
                <value>2013-10-29</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Capital (Common) Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>14000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>59.85</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2004-04-29</value>
                <footnoteId id="F6"/>
            </exerciseDate>
            <expirationDate>
                <value>2014-04-29</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Capital (Common) Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>15000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>34.83</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2005-04-28</value>
                <footnoteId id="F7"/>
            </exerciseDate>
            <expirationDate>
                <value>2015-04-28</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Capital (Common) Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>17000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
        <derivativeHolding>
            <securityTitle>
                <value>Employee Stock Option (Right to Buy)</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>48</value>
            </conversionOrExercisePrice>
            <exerciseDate>
                <value>2008-02-15</value>
                <footnoteId id="F8"/>
            </exerciseDate>
            <expirationDate>
                <value>2016-02-15</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Capital (Common) Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>7200</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeHolding>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Mr. Gillern also indirectly owns 3750.5938 shares of Rogers Corporation Capital (Common) Stock through the Company's 40l(k) plan.</footnote>
        <footnote id="F2">This Incentive Stock Option was granted pursuant to the 1998 Stock Incentive Plan and became exercisable in one-third increments on the second, third and fourth anniversary dates of the grant.</footnote>
        <footnote id="F3">This Incentive Stock Option was granted pursuant to the 1998 Stock Incentive Plan and became exercisable as follows:  511 shares on 10-18-02, 1,094 shares on 10-18-03 and 2,919 shares on 10-18-04.</footnote>
        <footnote id="F4">This Non-Qualified Stock Option was granted pursuant to the 1998 Stock Incentive Plan and became fully exercisable on the second anniversary of the grant.</footnote>
        <footnote id="F5">This Non-Qualified Stock Option was granted pursuant to the 1990 Stock Option Plan and was initially exercisable as follows: 4,667 shares on 10-29-05, 4,666 shares on 10-29-06, and 4,667 shares on 10-29-07.  This option was later accelerated so that it became fully vested on 11-11-05; however, the shares cannot be sold or otherwise disposed of until the option normally would have vested.</footnote>
        <footnote id="F6">This Non-Qualified Stock Option was granted pursuant to the 1990 Stock Option Plan and was immediately exercisable as of the grant date.  However, no shares received from the exercise of the stock option grant can be sold before 4-29-2008 unless the optionee's employment is ended due to retirement, disability, death or involuntary termination.</footnote>
        <footnote id="F7">This Non-Qualified Stock Option was granted pursuant to the 2005 Equity Compensation Plan and was immediately exercisable as of the grant date.  However, no shares received from the exercise of the stock option grant can be sold before 4-28-2009 unless the optionee's employment is ended due to retirement, disability, death or involuntary termination.</footnote>
        <footnote id="F8">This Non-Qualified Stock Option was granted pursuant to the 2005 Equity Compensation Plan and is exercisable in one-third increments on the second, third and fourth anniversary dates of the grant.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Eileen D. Kania as Power of Attorney</signatureName>
        <signatureDate>2006-09-01</signatureDate>
    </ownerSignature>
</ownershipDocument>
