Kathleen Ann Chalfant (née Bishop; born January 14, 1945) is an American actress. She has appeared in many stage plays, both on Broadway and Off-Broadway, as well as making guest appearances on television series, including the Law & Order franchise.
Chalfant was born Kathleen Ann Bishop in San Francisco, California, and was raised in her parents' boarding house in Oakland. She studied acting in New York with Wynn Handman, who was a protégé of Sanford Meisner and with Alessandro Fersen in Rome.
Chalfant worked as a Production Coordinator at Playwrights Horizons in the mid-1970s, beginning with Demons: A Possession by Robert Karmon. She made her Off-Broadway acting debut in Cowboy Pictures in June 1974. She has since appeared in over three dozen Off-Broadway productions.