The Florentine Dagger
- annos singulos: 1935
- Patriam: United States of America
- genus: Mystery, Crime
- Studio: The Vitaphone Corporation, Warner Bros. Pictures
- keyword: psychiatrist, dagger, hypnotism, borgia
- Director: Robert Florey
- cast: Donald Woods, Margaret Lindsay, C. Aubrey Smith, Henry O'Neill, Robert Barrat, Florence Fair