Mighty Joe Young (also known as Mr. Joseph Young of Africa and The Great Joe Young) is a 1949 American black and white fantasy film distributed by RKO Radio Pictures and produced by the same creative team responsible for King Kong (1933). Produced by Merian C. Cooper, who wrote the story, and Ruth Rose, who wrote the screenplay, the film was directed by Ernest B. Schoedsack and stars Robert Armstrong (who appears in both films), Terry Moore, and Ben Johnson in his first credited screen role. Animation effects were handled by Ray Harryhausen, Pete Peterson and Marcel Delgado.

Mighty Joe Young tells the story of a young woman, Jill Young, living on her father’s ranch in Africa, who has raised the title character, a large gorilla, from an infant and years later brings him to Hollywood seeking her fortune in order to save the family homestead.