The Lone Defender
- Bliain: 1930
- Tír: United States of America
- Seánra: Action
- Stiúideo: Mascot Pictures
- Eochairfhocal: german shepherd, movie serial, dog hero
- Stiúrthóir: Richard Thorpe
- Caitheadh: Rin-Tin-Tin, Walter Miller, June Marlowe, Josef Swickard, Buzz Barton, Lee Shumway
