Rosemarie DeWitt is an American actress known for her versatile performances in film and television. She gained recognition for her role in the television series Mad Men and has appeared in various films, including Rachel Getting Married and The Last Tycoon. DeWitt's talent has earned her critical acclaim and a dedicated fan base. Born on April 26, 1971, in Huntington, New York, DeWitt studied at Fordham University before pursuing a career in acting. She has worked with notable directors and actors, showcasing her ability to take on diverse roles across different genres.