Sonja Bennett (b. August 24th, 1980) is a Canadian actress and screenwriter.
Her film debut was in the Canadian feature film Punch, for which she won the Vancouver Film Critics Circle Award for Best Actress in a Canadian Film. Bennett made her screenwriting debut with Preggoland in which she also starred.
She is the daughter of director/writer Guy Bennett and Anna Hart. Her father also wrote and directed the film Punch.