
Jason Jung defeated Taylor Fritz 6-4 6-4 in the USA F9 qualifying round on hard. The upset overturned the form book — Taylor Fritz came in ranked #9. Jason Jung extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-03-23 | USA F11 | QF | hard | Jason Jung | 6-3 6-3 |
| 2015-01-05 | USA F2 | SF | hard | Jason Jung | 1-6 7-6(7) 6-4 |
Averages over each player's completed matches in the selected window (200 vs 200). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Per-surface Serve / Return Rating (0–100, percentile within the hard field, opponent-adjusted over 52 weeks). About