Washington, D.C. 20549

                                    FORM 6-K

                        REPORT OF FOREIGN PRIVATE ISSUER

                      PURSUANT TO RULE 13a-16 OR 15d-16 OF
                       THE SECURITIES EXCHANGE ACT OF 1934

                    Report on Form 6-K dated January 13, 2004

                           Commission File No. 0-28578

                             DASSAULT SYSTEMES S.A.
                              (Name of Registrant)

         9, Quai Marcel Dassault, B.P. 310, 92156 Suresnes Cedex, France
                    (Address of Principal Executive Offices)

     Indicate by check mark whether the registrant files or will file annual
                 reports under cover of Form 20-F or Form 40-F

                            Form 20-F X Form 40-F __

     Indicate by check mark if the registrant is submitting the Form 6-K in
              paper as permitted by Regulation S-T Rule 101(b)(1):

                             Yes             No X

     Indicate by check mark if the registrant is submitting the Form 6-K in
              paper as permitted by Regulation S-T Rule 101(b)(7):

                             Yes             No X

     Indicate by check mark whether by furnishing the information contained
           in this Form, the registrant is also thereby furnishing the
         information to the Commission pursuant to Rule 12g3-2(b) under
                      the Securities Exchange Act of 1934:

                             Yes             No X

       If "Yes" is marked, indicate below the file number assigned to the
          registrant in connection with Rule 12g3-2(b): 82-___________


A press release dated January 13, 2004 announcing that a fourth quarter and year
end conference call webcast has been scheduled for February 5, 2004.

                                                               [GRAPHIC OMITTED]

                              FOR FEBRUARY 5, 2004

Paris, France - January 13, 2004 - Dassault Systemes (DS) (Nasdaq: DASTY;
Euronext Paris: #13065, DSY PA) a worldwide leading software developer of
product lifecycle management (PLM) solutions, will host a conference call on
Thursday, February 5, 2004, to discuss its operating performance for the fourth
quarter and financial year ended December 31, 2003.

The management of Dassault Systemes, will host the conference call at 10:00 AM
New York Time - 4:00 PM Paris Time to discuss the Company's operating

The conference call will be available via the Internet by accessing Dassault
Systemes' website at Follow the directions on the main page to link
to the audio. Please go to the website at least fifteen minutes prior to the
call to register, to download and install any necessary audio software. The
webcast will be archived for 30 days.

About Dassault Systemes
As world leader in PLM (Product Lifecycle Management) solutions, the Dassault
Systemes group brings value to more than 65,000 customers in 80 countries. A
pioneer in the 3D software market since 1981, Dassault Systemes develops and
markets PLM application software and services that support industrial processes
and provide a 3D vision of the entire life cycle of products from conception to
maintenance. Its offering includes integrated PLM solutions for product
development (CATIA(R), DELMIA(TM), ENOVIA(R), SMARTEAM(R)), mainstream product
design tools (SolidWorks(R)), and 3D components (ACIS(R)) from Spatial Corp.
Dassault Systemes is listed on the Nasdaq (DASTY) and Euronext Paris (#13065,
DSY.PA) stock exchanges. For more information, visit


Dassault Systemes:                                 FD International:
Didier Gaillot - VP Corporate                      Harriet Keen
  Business Development                             44.20.7831.3113
Valerie Agathon - Investor Relations               Jean-Benoit Roquette                                     /Emma Rutherford
                                                   Nelly Dimey/Lorie Lichtlen


         Pursuant to the requirements of the Securities Exchange Act of 1934,
the registrant has duly caused this report to be signed on its behalf by the
undersigned, thereunto duly authorized.

                                              DASSAULT SYSTEMES S.A.

         Date: January 13, 2004               By:      /s/ Thibault de Tersant
                                              Name:   Thibault de Tersant
                                              Title:  Executive Vice President,
                                                      Finance and Administration