Jason Jung defeated Donald Young 6-3 6-7 7-5 in the Us Open qualifying round 1 on hard. The result followed the form book — Jason Jung came in leading the head-to-head 3–1. Jason Jung extended the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2020-01-20 | Australian Open | Q1 | hard | Jason Jung | 6-4 6-7(8) 6-1 |
| 2019-08-26 | US Open | Q1 | hard | Jason Jung | 6-3 6-7(4) 7-5 |
| 2019-07-22 | Atlanta | Q2 | hard | Jason Jung | 6-1 7-6(4) |
| 2018-07-30 | Washington | Q2 | hard | Donald Young | 5-7 7-5 1-0 RET |
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About
Averages over each player's completed matches in the selected window (200 vs 132). ATP, WTA & Challenger.