Hyeon Chung defeated Mischa Zverev 6-3 7-5 in the Houston qualifying final on clay. The result followed the form book — Hyeon Chung came in leading the head-to-head 2–0. Hyeon Chung extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2018-01-15 | Australian Open | R128 | hard | Hyeon Chung | 6-2 4-1 RET |
| 2017-10-30 | Paris Masters | R64 | hard | Hyeon Chung | 6-0 6-2 |
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 (199 vs 200). ATP, WTA & Challenger.