Rosemarie DeWitt born on 26 October 1974 in Flushing. She is a citizen of United States of America. Rosemarie DeWitt was educated at Hofstra University and Whippany Park High School.
She is an American actress.
Rosemarie DeWitt has had two spouses: Ron Livingston and Chris Messina.
Rosemarie DeWitt has worked as an actor, television actor, stage actor and film actor. She has has won Satellite Award for Best Supporting Actress – Motion Picture.