Bert Remsen (February 25, 1925 – April 22, 1999) was an American actor.

Remsen was born in Glen Cove, Long Island, New York. He is particularly remembered for his character roles in numerous films directed by Robert Altman, including: Brewster McCloud (1970), McCabe & Mrs. Miller (1971), Thieves Like Us (1974), California Split (1974), Nashville (1975), Buffalo Bill and the Indians, or Sitting Bull's History Lesson (1976), and A Wedding (1978).

After suffering an injury on the set of a television show, Remsen had moved away from acting. He was hired as the casting director on Brewster McCloud when Altman talked him into taking a role in the film.

He was briefly married to Little House on the Prairie actress, Katherine MacGregor.

American character actor who became a casting director following an accident, then returned to acting years later. The son of a New York policeman, Remsen lived a colorful life before turning to acting. He made his film debut in 1959 and was busy before the cameras in both film and television. Five years later, however, a collapsing crane on the set of the TV series "No Time for Sergeants" (1964) broke his back and nearly killed him. He recuperated for months and was able to walk again with crutches, but he believed his acting career was ended. He became a casting director, eventually heading the casting department of Lorimar Productions. While casting the film Brewster McCloud (1970), he was given a role by director Robert Altman (I). Though he continued to work in casting with his wife and partner Barbara Dodd, he resumed his acting career, working in scores of films and television episodes, most of the time requiring only a cane to walk. He appeared in many of Altman's films and was a popular figure in the film industry for his generosity and his vivid story-telling. He died in his sleep at age 74 in 1999.