Jon-Hermann Hegg (born 26 March 1999) is a Norwegian sport shooter, born in Dingle, Ireland. He represented Norway at the 2020 Summer Olympics in Tokyo 2021, competing in men's 10 m air rifle and in 50 metre rifle three positions. At the 2022 European 25/50 m Events Championships, he won a gold medal in 50m rifle 3 positions mixed team, together with Jeanette Hegg Duestad.