The Lone Defender
- Joer: 1930
- Land: United States of America
- Genre: Action
- Studio: Mascot Pictures
- Schlësselwuert: german shepherd, movie serial, dog hero
- Direkter: Richard Thorpe
- Besetzung: Rin-Tin-Tin, Walter Miller, June Marlowe, Josef Swickard, Buzz Barton, Lee Shumway