You Can Count on Me is a 2000 American drama film written and directed by Kenneth Lonergan in his feature directorial debut. Starring Laura Linney, Mark Ruffalo, Rory Culkin, and Matthew Broderick, the film follows a single mother living in a small Catskill Mountains town, whose life is disrupted when her struggling, rarely-seen younger brother returns.

You Can Count on Me premiered at the Sundance Film Festival on January 21, 2000, where it tied with Girlfight for the Grand Jury Prize, and Lonergan won the Waldo Salt Screenwriting Award. It was theatrically released in the United States by Paramount Classics on December 22, 2000, to critical acclaim. At the 73rd Academy Awards, Linney was nominated for Best Actress and Lonergan was nominated for Best Original Screenplay.