Mary Young (21 Junie 1879 – 23 Junie 1971) was 'n Amerikaanse aktrise. Sy was bekend vir haar rolle in die rolprente The Lost Weekend (1945), To Each His Own (1946), Blondie's Holiday (1947), en Alias Jesse James (1959). 1945: The Lost Weekend 1946: To Each His Own 1947: Blondie's Holiday 1959: Alias Jesse James Mary Young in die Internet-rolprentdatabasis