Antonia Beresford Dauphin, an actress, and Peter Ross Newman, a film producer, were married yesterday at the home of the bridegroom's parents, Mr. and Mrs. Leonard Newman, in Bedford, N.Y. Rabbi Murray Grauer officiated.

The bride, who will retain her name, is the daughter of Ruda Dauphin of New York, and the late Claude Dauphin, the French actor. She attended the Ecole Bilingue in Paris and appears in the film ''The Moderns.'' She also has appeared on French television shows and on stage. Her mother is president of her own film and television company, Odeon International, and is the United States director of the American Film Festival in Deauville, France.

Mr. Newman, who heads his own production company in New York, graduated from the Suffield Academy and Northwestern University. He is a producer of ''Swimming to Cambodia,'' and ''Come Back to the Five and Dime, Jimmy Dean, Jimmy Dean.'' His father is president of the Leonard Newman Agency, an insurance concern in New York and White Plains.