Regeneration is a historical and anti-war novel by Pat Barker, first published in 1991. The novel was a Booker Prize nominee and was described by the New York Times Book Review as one of the four best novels of the year in its year of publication.

Regeneration is the first in Pat Barker's series of novels confronting the psychological effects of World War I. It focuses on treatment methods during the war and the story of a decorated English officer sent to a military hospital after publicly declaring he will no longer fight.