Jack Davison McCracken (June 15, 1911-January 5, 1958), known as “Jumping Jack”, was the Amateur Athletic Unions top floor general. He was a member of the AAU Denver Piggly-Wigglies from 1932-42, the AAU Denver Nuggets from 1939-42, the AAU Denver American Legion from 1943-44, the AAU Denver Ambrose Legion from 1944-45, and the AAU Denver Ambrose Jelly-Makers from 1945-46.
McCraken led the Denver Piggly-Wigglies to three AAU national titles in 1937, 1939 and 1942. He was an All-American eight of his twelve seasons and after his 1939 season, McCraken was named one of the greatest AAU players of all time.
He was inducted in the Basketball Hall of Fame in 1962.