Fatty’s Faithful Fido
- An: 1915
- Pays: United States of America
- Genre: Comédie
- Studio: Keystone Film Company
- Mot-clé: dog, chinese laundry, short film
- Réalisateur: Roscoe 'Fatty' Arbuckle
- Jeter: Roscoe 'Fatty' Arbuckle, Minta Durfee, Al St. John, Frank Hayes, Charles Lakin, Dan Albert