Jon Rudnitsky is an American actor and comedian. First breaking through as a performer with the Los Angeles comedy troupe The Groundlings, Rudnitsky garnered widespread attention for his brief stint as a cast member on the NBC sketch comedy series Saturday Night Live during the show's 41st season between 2015 and 2016. Since his departure from SNL, he has also played McWatt in the 2019 miniseries Catch-22.

The forty-first season of the NBC comedy series Saturday Night Live premiered on October 3, 2015, during the 2015–2016 television season. The season premiered on October 3, 2015, with host & musical guest Miley Cyrus and concluded on May 21, 2016 with host Fred Armisen and musical guest Courtney Barnett.