A Connecticut Yankee is a 1931 American Pre-Code film adaptation of Mark Twain's 1889 novel, A Connecticut Yankee in King Arthur's Court. It was directed by David Butler to a script by William M. Conselman, Owen Davis, and Jack Moffitt. It was produced by Fox Film Corporation, who had earlier produced the 1921 silent adaptation of the novel, A Connecticut Yankee in King Arthur's Court. A Connecticut Yankee is the first sound film adaptation of Twain's novel. It is unrelated to the 1927 musical also titled A Connecticut Yankee.

A Connecticut Yankee in King Arthur's Court is an 1889 novel by American humorist and writer Mark Twain. The book was originally titled A Yankee in King Arthur's Court. Some early editions are titled A Yankee at the Court of King Arthur.