Bully is a 2011 documentary film about bullying in U.S. schools. Directed by Lee Hirsch, the film follows the lives of five students who face bullying on a daily basis. Bully premiered at the 2011 Tribeca Film Festival. It was also screened at the Hot Docs Canadian International Documentary Festival and the LA Film Festival.

The film will be released in U.S. theaters on March 9, 2012.

The film takes place over the 2009–2010 school year and follows students and their families from Texas, Mississippi, Georgia, Iowa and Oklahoma. It also covers the stories of Tyler Long and Ty Smalley, who committed suicide after being bullied.