Dahmer is a 2002 American drama film written and directed by David Jacobson, and co-written by David Birke. A limited theatrical release, it is based on the crimes of Jeffrey Dahmer, a serial killer, who killed seventeen young men and boys in Bath, Ohio and Milwaukee, Wisconsin between 1978 and 1991. It stars Jeremy Renner as Dahmer, and co-stars Artel Great, Matt Newton, Dion Basco and Bruce Davison.

Jeffrey Lionel Dahmer, also known as the Milwaukee Cannibal or the Milwaukee Monster, was an American serial killer and sex offender who killed and dismembered seventeen males between 1978 and 1991. Many of his later murders involved necrophilia, cannibalism, and the permanent preservation of body parts—typically all or part of the skeleton.