Mata Hari
- Blwyddyn: 1931
- Gwlad: United States of America
- Genre: Crime, Drama, Romance
- Stiwdio: Metro-Goldwyn-Mayer
- Allweddair: espionage, world war i, spy, female spy, pre-code, exotic dancer
- Cyfarwyddwr: George Fitzmaurice
- Cast: Greta Garbo, Ramon Novarro, Lionel Barrymore, Lewis Stone, C. Henry Gordon, Karen Morley