The Lady of Red Butte is a 1919 American silent Western film written by C. Gardner Sullivan and directed by Victor Schertzinger. Dorothy Dalton stars as a benevolent saloonkeeper in conflict with a fanatical religious zealot played by Thomas Holding. It is not known whether the film currently survives, and it may be a lost film.

Charles Gardner Sullivan was an American screenwriter and film producer. He was a prolific writer with more than 350 films among his credits. In 1924, the magazine Story World selected him on a list of the ten individuals who had contributed the most to the advancement of the motion picture industry from its inception forward. Four of Sullivan's films, The Italian (1915), Civilization (1916), Hell's Hinges (1916), and All Quiet on the Western Front (1930), have been listed in the National Film Registry.