The Monster of Piedras Blancas is a 1959 independently made American black-and-white science fiction-monster film. It was produced by Jack Kevan, written and directed by Irvin Berwick, and stars Jeanne Carmen, Les Tremayne, John Harmon, Don Sullivan, Forrest Lewis, and Pete Dunn. The film was released by Filmservice Distributors Corporation as a double feature with Okefenokee.