Oh Hee Kwon defeated Ku Keon Kang 7-5 6-1 in the Korea F6 q16 on clay. The upset overturned the form book — Ku Keon Kang came in leading the head-to-head 1–0. Oh Hee Kwon claimed a first win over Ku Keon Kang in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2017-05-29 | Korea F1 | R32 | hard | Ku Keon Kang | 2-6 7-5 6-0 |
Averages over each player's completed matches in the selected window (17 vs 23). 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