Horton Hears a Who!
- Jaar: 1970
- Land: United States of America
- Genre: Animatie, Familie
- Studio: The Cat in the Hat Productions, MGM Television, MGM Animation/Visual Arts, Metro-Goldwyn-Mayer
- Trefwoord: based on children's book, cartoon mouse, miniature people, cartoon elephant
- Regisseur: Chuck Jones, Ben Washam
- Gips: Hans Conried, June Foray, Chuck Jones, Thurl Ravenscroft