Johnny Doughboy is a 1942 American black-and-white musical comedy film directed by John H. Auer for Republic Pictures. It stars Jane Withers in a dual role as a 16-year-old actress who is sick of playing juvenile roles, and her lookalike fan who is persuaded by a group of "has-been" child stars to perform with them in a U.S. troop show. The film features cameos by ex-child stars Bobby Breen, Carl "Alfalfa" Switzer, George "Spanky" McFarland, Baby Sandy, and others. It received an Academy Award nomination for Best Musical Score.

Jane Withers was an American actress and children's radio show hostess. She became one of the most popular child stars in Hollywood in the 1930s and early 1940s, with her films ranking in the top ten list for box-office gross in 1937 and 1938.