Bernard Knowles (20 February 1900 – 12 February 1975) was an English film director, producer, cinematographer and screenwriter. Born in Manchester, Knowles worked with Alfred Hitchcock on numerous occasions before the director emigrated to Hollywood.
Knowles later graduated as a director and screenwriter, directing a number of high-profile films, including the 1946 Gainsborough Melodrama The Magic Bow. He worked a great deal on television shows, including Fabian of the Yard, Dial 999, Ivanhoe and The Adventures of Robin Hood.