- Country: USA
- Genres: Drama
- Release: 1925-03-15
- Director: Phil Rosen
- Writers: Fanny Hatton , Frederic Hatton , William Hurlbut
- Language: None | English
- Stars: Barbara La Marr , Conway Tearle , Harry T. Morey , Paul Doucet , Benjamin F. Finney Jr. , Florence Auer , Ida Darling , William Ricciardi , Clifton Webb , Florence Billings
- Runtime: 70 min
- Awards: N/A
- AKA: Coeur de sirène (France, French Republic) , The Heart of a Siren , A Mulher que Soube Resistir (Portugal, Portuguese Republic) , The Heart of a Temptress , The Heart of a Siren (United States of America)
- Plot: Heart of a Siren is a 1925 silent film drama/romance directed by Phil Rosen and distributed by First National Pictures. Barbara La Marr is the star of the picture which is a surviving film and one of La Marr's final movies. The copy that survives belongs to the UCLA Film and Television Archive.
- IMDB:tt0015902
The Heart of a Siren Cast · · · ALL
Phil Rosen
Director
Barbara La Marr
Isabella Echevaria
Conway Tearle
Gerald Rexford
Harry T. Morey
John Strong
Paul Doucet
Mario Gonzalez
Florence Auer
Lisette
Ida Darling
Mrs. Rexford - Duchess of Chatham
William Ricciardi
Isabella's Uncle Emilio
Clifton Webb
Maxim
Florence Billings
Lady Louise Calvert
Michael Rayle
Pierre
Tammany Young
Pickpocket (uncredited)