<ARTICLE> 5
<LEGEND>
This  schedule  contains  summary  financial   information  extracted  from  the
consolidated   condensed   financial   statements  of  Omnicom  Group  Inc.  and
subsidaiaries  for the nine months ended  September 30, 1994 and is qualified in
its entirety by reference to such  financial  statements.

Note 1: Earnings per share are based on net income before the cumulative  effect
of the change in accounting principal.
</LEGEND>
<MULTIPLIER> 1,000
       
                             
<PERIOD-TYPE>                   9-MOS
<FISCAL-YEAR-END>                          DEC-31-1994
<PERIOD-END>                               SEP-30-1994
<CASH>                                         118,281
<SECURITIES>                                    11,354
<RECEIVABLES>                                  961,485
<ALLOWANCES>                                    19,851
<INVENTORY>                                          0
<CURRENT-ASSETS>                             1,313,603
<PP&E>                                         391,686
<DEPRECIATION>                                 220,608
<TOTAL-ASSETS>                               2,458,900
<CURRENT-LIABILITIES>                        1,460,350
<BONDS>                                        348,240
<COMMON>                                        19,321
<PREFERRED-MANDATORY>                                0
<PREFERRED>                                          0
<OTHER-SE>                                     518,192
<TOTAL-LIABILITY-AND-EQUITY>                 2,458,900
<SALES>                                              0
<TOTAL-REVENUES>                             1,224,010
<CGS>                                                0
<TOTAL-COSTS>                                  695,681
<OTHER-EXPENSES>                               390,490
<LOSS-PROVISION>                                 3,733
<INTEREST-EXPENSE>                              26,451
<INCOME-PRETAX>                                119,674
<INCOME-TAX>                                    49,285
<INCOME-CONTINUING>                             70,568
<DISCONTINUED>                                       0
<EXTRAORDINARY>                                      0
<CHANGES>                                     (28,009)
<NET-INCOME>                                    42,559
<EPS-PRIMARY>                                     2.09
<EPS-DILUTED>                                     2.05