The Eternal Sin
- Annu: 1917
- Paese: United States of America
- Genre: Drama
- Studio: Herbert Brenon Film Corporation, Selznick Pictures
- Parolla chjave: silent film, lost film, borgia, 15th century, borgias, lucrezia borgia
- Direttore: Herbert Brenon
- Cast: Florence Reed, William E. Shay, Stephen Grattan, Richard Barthelmess, Alex Shannon, A.G. Parker
