J." Wolf (born December 21, 1998) is an American professional tennis player, who as of September, 2018, is the youngest American player in the world's top 500 ranked men's tennis players at age 20.
Wolf played collegiately at The Ohio State University.
Wolf began playing semi-pro tennis in 2016 and three years later, in July 2019, signed with Topnotch Management to play professionally.