Jason Jung

Jason Jung (born June 15, 1989) is a professional tennis player. He has a career high ATP singles ranking of world No. 114 achieved on 30 July 2018 and a doubles ranking of No. 170 achieved on 3 August 2026. He has won four ATP Challenger titles. Jung has attended the University of Michigan.

Personal life Jung played college tennis at the University of Michigan, where he majored in political science. As a tennis player, he was the National and Midwest Regional winner of the ITA/Arthur Ashe Award for Leadership & Sportsmanship in 2010. Jung made the All Big Ten team as a junior and senior is the fourth all-time in Michigan history in career doubles wins.

Jung makes blogs about his experiences and his life as a professional tennis player. He was featured in an article by ESPN subsidiary Grantland – together with fellow Michigan alum Evan King as well as then-upcoming players Frances Tiafoe and William Blumberg) – that displayed the struggles and low prize money in playing on the ITF Futures Tour.

Career Jung reached his first quarterfinal at the 2018 Hall of Fame Tennis Championships in Newport, Rhode Island. He defeated veteran Nicolas Mahut in the second round, but his run was ended by Tim Smyczek, who outlasted Jung 6–1, 5–7, 6–4 in a nearly two-hour, 185-point quarterfinal match.

His career-best result is a semifinal berth at the 2020 New York Open, where he defeated former champion and world No. 5 Kevin Anderson in the first round, followed by seventh seed Cameron Norrie in the second, before upsetting defending champion and third seed Reilly Opelka in the quarterfinals. Jung was eliminated in the semifinals by Italian veteran Andreas Seppi in straight sets.

ATP Challenger and ITF Tour finals Singles: 20 (8–12) Legend (singles)ATP Challenger Tour (4–6)ITF Futures/World Tennis Tour (4–6)Titles by surfaceHard (8–11)Clay (0–1)Grass (0–0)Carpet (0–0)

Doubles: 16 (12–4) Legend (doubles)ATP Challenger Tour (4–3)ITF Futures Tour (8–1)Titles by surfaceHard (9–3)Clay (3–1)Grass (0–0)Carpet (0–0)

Performance timeline

Singles