Ji Hoon Son defeated Chan Yeong Oh 6-0 5-7 6-4 in the Korea F4 q32 on hard. The upset overturned the form book — Chan Yeong Oh came in leading the head-to-head 1–0, but Ji Hoon Son had been the form player, winning 6 of their last 9 on hard. Ji Hoon Son claimed a first win over Chan Yeong Oh in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2024-06-05 | M15 Daegu 1 | R32 | hard | Chan Yeong Oh | 1-6 6-4 6-2 |
Averages over each player's completed matches in the selected window (86 vs 92). 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