Jack Williams (born April 15, 1921, Butte, Montana, died April 10, 2007, Sylmar, California, of natural causes) was an American stunt performer specialising in horse stunts and Western films and television shows.
Williams's father, George Williams, was a Montana cowboy and his mother Paris Williams was a world-champion trick rider on the rodeo circuit and a movie stuntwoman. The Williams family moved to Burbank, California during Jack's childhood years.
Williams performed his first motion picture stunt on a horse at age 4, being tossed from one rider to another in The Flaming Forest a 1926 silent film. Attending the University of Southern California, Williams was a polo player and returned to motion picture stuntwork in 1936 for Daniel Boone and The Charge of the Light Brigade.
World War II interrupted his Hollywood career when he served as an officer in the United States Coast Guard that included service as a navigator on a Landing Ship, Tank in the Invasion of Okinawa.
Williams returned to Hollywood after the war where for six decades he doubled for or worked with many Errol Flynn, John Wayne, Roy Rogers, Gene Autry, Ronald Reagan, James Stewart, Gary Cooper, Fess Parker, Audie Murphy, Richard Widmark, Robert Taylor, Yul Brynner, Paul Newman, Steve McQueen, Lee Marvin, Glenn Ford, Charlton Heston, Gregory Peck, Clint Eastwood, William Holden and Kirk Douglas. Williams also doubled for actresses including Olivia de Havilland, Julie Adams, Greer Garson, Sophia Loren, Lucille Ball, Claudia Cardinale and Angie Dickinson.