Su Jeong Jang defeated Ji Hee Choi 6-1 6-2 in the Yeong Wol 10K qualifying round on hard. The result followed the form book — Su Jeong Jang came in leading the head-to-head 1–0. Su Jeong Jang extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2021-04-20 | W25 Oeiras | R64 | clay | Su Jeong Jang | 6-0 6-1 |
Averages over each player's completed matches in the selected window (200 vs 79). 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