Michael Katz (born November 14, 1944) is an American former IFBB professional bodybuilder and former professional football player with the New York Jets, most famous for his appearance with Arnold Schwarzenegger in the 1977 bodybuilding documentary film Pumping Iron. He was paid $1,000 to sign a release for appearing in the film. On 1 March, 2025, Mike Katz was presented with a Lifetime Achievement award by Arnold Schwarzenegger at the 2025 Arnold Strongman Classic in Columbus, Ohio.