John Joseph Haley III (October 25, 1933 – April 21, 2001) was an American film director, producer and writer, and a two-time recipient of the Emmy Award. He is best known as the director of the 1974 compilation film That's Entertainment! and as the second husband of Liza Minnelli, daughter of Judy Garland, who had starred with his father in The Wizard of Oz.