Dabin Oh defeated Ji Hey Lee 6-2 6-1 in the Goyang 25K q64 on hard. The upset overturned the form book — Ji Hey Lee came in leading the head-to-head 1–0, but Dabin Oh had been the form player, winning 2 of their last 7 on hard. Dabin Oh claimed a first win over Ji Hey Lee in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-06-15 | Incheon $25K | Q64 | hard | Ji Hey Lee | 5-7 6-3 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.