Mata Hari
- Ano: 1931
- País: United States of America
- Xénero: Crime, Drama, Romance
- Estudo: Metro-Goldwyn-Mayer
- Palabra clave: espionage, world war i, spy, female spy, pre-code, exotic dancer
- Director: George Fitzmaurice
- Reparto: Greta Garbo, Ramon Novarro, Lionel Barrymore, Lewis Stone, C. Henry Gordon, Karen Morley