Donald Richard Gibb is an American actor, best known for his roles as the hulking, dimwitted fraternity brother Ogre in several installments of the Revenge of the Nerds film series, as Kumite fighter Ray Jackson in Bloodsport, and as Leslie "Dr. Death" Krunchner on the HBO sitcom 1st & Ten.

Revenge of the Nerds is a 1984 American comedy film directed by Jeff Kanew and starring Robert Carradine, Anthony Edwards, Ted McGinley, and Bernie Casey. Its plot chronicles a group of nerds at the fictional Adams College trying to stop the ongoing harassment by jock fraternity Alpha Betas and its sister sorority, Pi Delta Pi.