The Lone Defender
- Aasta: 1930
- Riik: United States of America
- Žanr: Action
- Stuudio: Mascot Pictures
- Märksõna: german shepherd, movie serial, dog hero
- Direktor: Richard Thorpe
- Osades: Rin-Tin-Tin, Walter Miller, June Marlowe, Josef Swickard, Buzz Barton, Lee Shumway