I Am Sam is a 2001 film which tells the story of a mentally challenged man who fights to keep custody of his daughter. It stars Sean Penn, Michelle Pfeiffer, Dakota Fanning, Dianne West, Loretta Devine, Richard Schiff and Laura Dern.

It was written by Kristine Johnson and Jessie Nelson and directed by Nelson.

It was nominated for an Academy Award for Best Actor (Sean Penn).