George Dewey Wallace (June 8, 1917 — July 22, 2005) was an American stage and screen actor.

Wallace co-starred with Mary Martin in the Broadway musical Jennie and was nominated for a New York Drama Critics' Circle Award for playing the male lead in New Girl in Town opposite Gwen Verdon. But today he may be best remembered for playing Commando Cody in the movie serial Radar Men from the Moon.