| Release Date | 12 January 1956 |
| Tagline | Lana Turner dares the devil in... Diane |
| Genre | Drama, History, Romance |
| Country | USA |
| Language | English |
| Sound Mix | Mono, 4-Track Stereo |
| Color | Color |
| Film Type | Feature |
| Niche Genre | Historical Film |
| Themes | Rise To Power |
| Tones | Lavish, Sweeping, Literate |
| Tags | Aristocrat, King, Love, Medieval, Mistress, Royalty, Wealth |
Diane is a 1956 American historical film drama about the life of Diane de Poitiers, produced by MGM. It was directed by David Miller and produced by Edwin H. Knopf from a screenplay by Christopher Isherwood based on a story by John Erskine. The music score was composed by Miklós Rózsa, Robert H. Planck was the cinematographer. It was filmed in CinemaScope.