John Charles "Jack" Van Berg (June 7, 1936 in Columbus, Nebraska – December 27, 2017) was an American Hall of Fame horse trainer. Born into a horse racing family, his father was the Hall of Fame trainer, Marion Van Berg. Both father and son have been inducted into the National Museum of Racing and Hall of Fame in Saratoga Springs, New York. On July 15, 1987, Van Berg became the first trainer to win 5,000 races when he sent Art's Chandelle to victory at Arlington Park. As at the end of September 2008, Jack Van Berg ranks second all-time in career wins among American Thoroughbred trainers.