Quentin Halys defeated Hyeon Chung 6-1 6-4 6-4 in the Roland Garros round of 128 on clay. The result followed the form book — Quentin Halys came in ranked #90, defending last year's round of 128. Quentin Halys claimed a first win over Hyeon Chung in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-05-22 | Lyon | Q2 | clay | Hyeon Chung | 6-4 7-5 |
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 199). ATP, WTA & Challenger.