John Herbert ("Jack") Crawford (22 March 1908 – 10 September 1991) was an Australian tennis player during the 1930s. He was the World No. 1 player for 1933, during which year he won the Australian Open, the French Open, and Wimbledon, and was runner-up at the U.S. Open. He also won the Australian Open in 1931, 1932, and 1935. He was inducted into the International Tennis Hall of Fame in 1979.