Hyun Woo Nam defeated Jong Min Choi 6-1 6-0 in the Korea F4 round of 32 on hard. The upset overturned the form book — Jong Min Choi came in leading the head-to-head 1–0. Hyun Woo Nam claimed a first win over Jong Min Choi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2015-05-25 | Korea F2 | R32 | hard | Jong Min Choi | 5-2 |
Averages over each player's completed matches in the selected window (13 vs 1). ATP, WTA & Challenger.
wins 56% of points on serve vs Woo Nam H.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About