The Lone Defender
- År: 1930
- Land: United States of America
- Sjanger: Action
- Ettromsleilighet: Mascot Pictures
- Nøkkelord: german shepherd, movie serial, dog hero
- Regissør: Richard Thorpe
- Cast: Rin-Tin-Tin, Walter Miller, June Marlowe, Josef Swickard, Buzz Barton, Lee Shumway
