Kathleen Chalfant (b. 1945, San Francisco) is an American actress, primarily a stage performer. She earned a Tony nomination for Angels in America (1993) and won multiple awards for Wit (1998), including a Drama Desk, Lucille Lortel, and Obie. She received the Obie for Lifetime Achievement in 2018. On screen, her highlights include Old (2021) and Familiar Touch (2024), the latter earning her the Venice Orizzonti Award and the National Society of Film Critics Award for Best Actress. She is married to photographer Henry Chalfant.