Hyeon Chung defeated Mikael Ymer 6-1 6-3 in the Us Open qualifying final on hard. The result followed the form book — Hyeon Chung came in leading the head-to-head 1–0. Hyeon Chung extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2019-08-26 | US Open | Q3 | hard | Hyeon Chung | 6-1 6-3 |
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 (88 vs 199). ATP, WTA & Challenger.