Prospectus Supplement filed under Rule 424(b)(3)
                                       Registration No. 333-45569

                      Prospectus Supplement

           The Prospectus dated February 4, 1998 relating to the
offer for resale of up to $250,000,000 aggregate principal amount
of The Interpublic Group of Companies, Inc.'s 1.80% Convertible
Subordinated Notes due September 16, 2004 is hereby supplemented
to include the following information in the "Selling
Securityholders" table in the Prospectus Supplement dated
February 25, 1998:

                                                Principal Amount
                                                 of Registered
            Selling Holders                          Notes
- ----------------------------------------------  ----------------
Employers' Reinsurance Corporation                $  700,000
Rhone-Poulenc Rorer Pension Plan..............       518,000
- ----------------------------------------------  ----------------
Total of Above................................    $1,218,000
                                                ================






      This Prospectus Supplement is dated December 10, 1998.