His Sister's Children
- Blwyddyn: 1911
- Gwlad: United States of America
- Genre: Comedy
- Stiwdio: Vitagraph Company of America
- Allweddair: lost film
- Cyfarwyddwr:
- Cast: Dolores Costello, Helene Costello, John Bunny, Maurice Costello, Rose Tapley, Tefft Johnson
