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