Louisiana Purchase is a 1941 American musical comedy film directed by Irving Cummings and starring Bob Hope, Vera Zorina, and Victor Moore.

A Paramount Pictures production, the film was directed by Irving Cummings, with Robert Emmett Dolan serving as musical director as he had done for the play.

The title refers to the State of Louisiana offering to drop the deceased leader Huey Long's controversial Share Our Wealth program, and fully support President Franklin Roosevelt and his New Deal.

Raoul Pene Du Bois did the production and costume design and was nominated for the Academy Award for Best Art Direction-Interior Decoration, Color along with Stephen Seymour.

[3] The film begins with a Hollywood legal adviser giving dictation to his secretary that the stage show property Louisiana Purchase is unfilmable, unless strong disclaimers are made that it is a total work of fiction.