Duel in the Sun is a 1946 American psychological Western film directed by King Vidor, produced and written by David O. Selznick, and starring Jennifer Jones, Joseph Cotten, Gregory Peck, Lillian Gish, Walter Huston, and Lionel Barrymore. Based on the 1944 novel of the same name by Niven Busch, it follows a young orphaned Mestiza woman who experiences prejudice and forbidden love, while residing with her white relatives on a large Texas ranch.

King Wallis Vidor was an American film director, film producer, and screenwriter whose 67-year film-making career successfully spanned the silent and sound eras. His works are distinguished by a vivid, humane, and sympathetic depiction of contemporary social issues. Considered an auteur director, Vidor approached multiple genres and allowed the subject matter to determine the style, often pressing the limits of film-making conventions.