Tracy Middendorf is an American television, movie, and stage actress. She won the American Movie Award as Best Actress for her performance in Snowflake, a short film for which she also won the Diamond Award at the International Independent Film Awards. Other film credits include Just Add Water, The Assassination of Richard Nixon, Boy Wonder and The Art of Losing.

Television credits include recurring roles on Boardwalk Empire, Lost, 24, Alias and The Practice; and guest-starring roles on Six Feet Under, The X-Files, Ally McBeal, Angel, Chicago Hope and Touched By An Angel.

Theater credits include Ovation & Drama Critics Circle Awards for Best Actress in Summer and Smoke and After The Fall (The Fountain Theatre); Ah Wilderness! (Lincoln Center); The Big Knife (Williamstown); Old Times (Shakespeare Theater); The Battle of Black and Dog (Yale Rep); and The Pavilion (Westport Playhouse).