Crumb is a 1994 American documentary film about the noted underground cartoonist R. Crumb and his family and his outlook on life. Directed by Terry Zwigoff and produced by Lynn O'Donnell, it won widespread acclaim. It was released on the film festival circuit in September 1994 before being released theatrically in the United States on April 28, 1995, having been screened at film festivals that year. Jeffery M. Anderson placed the film on his list of the ten greatest films of all time, labeling it "the greatest documentary ever made." The Criterion Collection released the film on DVD and Blu-ray on August 10, 2010.

Robert Dennis Crumb is an American cartoonist who often signs his work R. Crumb. His work displays a nostalgia for American folk culture of the late 19th and early 20th centuries, and satire of contemporary American culture.