Karyn Kusama (born March 21, 1968) is a US film director and screenwriter. A graduate of New York University's film school, her début production Girlfight won both the Director's Award and the Grand Jury Prize (tied with Kenneth Lonergan's You Can Count on Me) at the 2000 Sundance Film Festival. She has finished a live-action film version of Æon Flux, starring Charlize Theron.
