Leonard Ornstein, known in the ring as “Wildman” Jack Armstrong, was an American professional wrestler and actor whose career ran from the 1960s to the 1990s. He worked for the WWWF, in Japan, the AWA and the Los Angeles territory, and became the only Junior Heavyweight Champion of Herb Abrams’s Universal Wrestling Federation. He died on 25 October 2026, aged 79.
Born on 28 June 1947, he also appeared in the films Grunt! The Wrestling Movie, Bad Guys and Body Slam.
