Fair Warning is a 1931 American pre-Code Western film directed by Alfred L. Werker and starring George O'Brien, Louise Huntington and Mitchell Harris. It is a remake of the 1920 silent film The Untamed. The 1937 film Fair Warning is not a remake of this one. The film's premise came from a novel by Max Brand, which initially was published in serial form in The All-Story from December 7, 1918, through January 11, 1919.