<SEC-DOCUMENT>0000891092-11-005627.txt : 20110822
<SEC-HEADER>0000891092-11-005627.hdr.sgml : 20110822
<ACCEPTANCE-DATETIME>20110822164528
ACCESSION NUMBER:		0000891092-11-005627
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		2
CONFORMED PERIOD OF REPORT:	20110721
FILED AS OF DATE:		20110822
DATE AS OF CHANGE:		20110822

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			CHOKSI MARY C
		CENTRAL INDEX KEY:			0001205706

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-10551
		FILM NUMBER:		111050292

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OMNICOM GROUP INC
		CENTRAL INDEX KEY:			0000029989
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-ADVERTISING AGENCIES [7311]
		IRS NUMBER:				131514814
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		437 MADISON AVE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022
		BUSINESS PHONE:		2124153700

	MAIL ADDRESS:	
		STREET 1:		437 MADISON AVE
		CITY:			NEW YORK
		STATE:			NY
		ZIP:			10022

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DOYLE DANE BERNBACH GROUP INC
		DATE OF NAME CHANGE:	19861117

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DOYLE DANE BERNBACH INTERNATIONAL INC
		DATE OF NAME CHANGE:	19850604

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	DOYLE DANE BERNBACH INC
		DATE OF NAME CHANGE:	19781226
</SEC-HEADER>
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<TYPE>3
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0204</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2011-07-21</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000029989</issuerCik>
        <issuerName>OMNICOM GROUP INC</issuerName>
        <issuerTradingSymbol>OMC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001205706</rptOwnerCik>
            <rptOwnerName>CHOKSI MARY C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O OMNICOM GROUP INC</rptOwnerStreet1>
            <rptOwnerStreet2>437 MADISON AVENUE</rptOwnerStreet2>
            <rptOwnerCity>NEW YORK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>10022</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <remarks>This Form 3 is being filed late due to administrative oversight.</remarks>

    <ownerSignature>
        <signatureName>/s/ Michael J. O'Brien, Attorney in Fact for Mary C. Choksi</signatureName>
        <signatureDate>2011-08-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
<DOCUMENT>
<TYPE>EX-24
<SEQUENCE>2
<FILENAME>e45010ex24_1.htm
<DESCRIPTION>POWER OF ATTORNEY
<TEXT>
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<TITLE></TITLE>
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<!-- MARKER FORMAT-SHEET="Center no bold 2" FSL="Workstation" -->
<P ALIGN=RIGHT><FONT FACE="Times New Roman, Times, Serif" SIZE=2>Exhibit 24.1 </FONT></P>

<!-- MARKER FORMAT-SHEET="Center Head 2-Bold" FSL="Workstation" -->
<P ALIGN=CENTER><FONT FACE="Times New Roman, Times, Serif" SIZE=2><B>POWER OF ATTORNEY </B></FONT></P>


<!-- MARKER FORMAT-SHEET="Para Indent 00" FSL="Workstation" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE="2">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<B>KNOW
ALL MEN BY THESE PRESENTS</B>, that the undersigned hereby constitutes and appoints Michael
J. O&#146;Brien, and any other duly appointed Secretary or Assistant Secretary of Omnicom
Group Inc., with full power of substitution and revocation, as the undersigned&#146;s true and
lawful authorized representative and attorney-in-fact to: </FONT> </P>

<!-- MARKER FORMAT-SHEET="Para Hang 10" FSL="Workstation" -->
<TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0>
<TR VALIGN=TOP>
<TD WIDTH=5%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH=5%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>         (1)  </FONT></TD>
<TD><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp; </FONT></TD>
<TD WIDTH=90%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>execute
for and on behalf of the undersigned, in the undersigned&#146;s capacity as an officer or
director of Omnicom                   Group Inc. (the &#147;Company&#148;), Forms 3, 4, and 5, and
all successor or similar forms, and any and all amendments or
                  supplements thereto, in accordance with Section 16 of the Securities
and Exchange Act of 1934, as amended (the &#147;1934                   Act&#148;), and the rules
and regulations promulgated thereunder; </FONT></TD>
</TR>
</TABLE>
<BR>

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<TABLE WIDTH=100% CELLPADDING=0 CELLSPACING=0>
<TR VALIGN=TOP>
<TD WIDTH=5%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH=5%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>         (2)  </FONT></TD>
<TD><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp; </FONT></TD>
<TD WIDTH=90%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>do
and perform any and all acts for and on behalf of the undersigned which may be necessary
or desirable to complete                   the execution of any such form or schedule and
the timely filing of such form or schedule, with all exhibits thereto
                  and other documents in connection therewith with the United States
Securities and Exchange Commission and any stock                   exchange or stock
                  market or other authority; and </FONT></TD>
</TR>
</TABLE>
<BR>

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<TR VALIGN=TOP>
<TD WIDTH=5%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;</FONT></TD>
<TD WIDTH=5%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>         (3)  </FONT></TD>
<TD><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp; </FONT></TD>
<TD WIDTH=90%><FONT FACE="Times New Roman, Times, Serif" SIZE=2>take
any other action of any type whatsoever in connection with the foregoing which, in the
opinion of such                   attorney-in-fact, may be of benefit to, in the best
interest of, or legally required by, the undersigned, it being
                  understood that the documents executed by such attorney-in-fact on
behalf of the undersigned pursuant to this Power                   of Attorney shall be
in such form and shall contain such terms and conditions as such attorney-in-fact may
approve                   in such attorney-in-fact&#146;s discretion. </FONT></TD>
</TR>
</TABLE>
<BR>

<!-- MARKER FORMAT-SHEET="Para Indent 00" FSL="Workstation" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The
undersigned hereby grants to such attorney-in-fact full power and authority to do and
perform all and every act and thing whatsoever requisite, necessary or proper to be done
in the exercise of any of the rights and powers herein granted, as fully to all intents
and purposes as the undersigned might or could do if personally present, with full power
of substitution or revocation, hereby ratifying and confirming all that such
attorney-in-fact, or such attorney-in fact&#146;s substitute shall lawfully do or cause to be
done by virtue of this power of attorney and the rights and powers herein granted.  The
undersigned acknowledges that the foregoing attorney-in-fact, in service in such capacity
at the request of the undersigned, is not assuming, nor is the Company assuming, any of
the undersigned&#146;s responsibilities to comply with Section 16 or any other provision of
the 1934 Act. </FONT></P>

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<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;This
Power of Attorney shall remain in full force and effect until the undersigned is no
longer required to file Forms 3, 4 and 5, and all successor or similar forms and any and
all amendments or supplements thereto, with respect to the undersigned&#146;s holding of
transactions in securities issued by the Company, unless earlier revoked by the
undersigned in a signed writing delivered to the foregoing attorney-in-fact. </FONT></P>

<!-- MARKER FORMAT-SHEET="Para Indent 00" FSL="Workstation" -->
<P><FONT FACE="Times New Roman, Times, Serif" SIZE=2>&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;IN
WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of
this 22nd day of August, 2011. </FONT></P>


<table border="0" cellspacing="0" cellpadding="0" width="100%">
  <tr>
    <td width="50%">&nbsp;&nbsp;&nbsp;</td>
    <td align="center"><font size="2"><u>/s/ Mary C. Choksi
                                                                       </u><br>
      Signature: Mary C. Choksi
</font></td>
  </tr>
</table>



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</TEXT>
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</SEC-DOCUMENT>
