Mary Perkins, On Stage (commonly known simply as On Stage) is an acclaimed American soap-opera and adventure comic strip created, written, and drawn by Leonard Starr. It ran daily and in Sunday editions from February 10, 1957, to September 9, 1979, syndicated by the Chicago Tribune New York News Syndicate.

The strip follows Mary Perkins, an aspiring, talented young actress from small-town Pennsylvania who moves to New York City to build a career in show business. The storylines chronicled her rise through Broadway theatre, live television, Hollywood feature films, and international productions.