Yeon Woo Ku defeated Dayeon Back 7-6 6-1 in the W35 Taipei semi-final on hard. Yeon Woo Ku extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-07-26 | W35 Monastir 3 | SF | hard | Dayeon Back | 0-6 6-3 6-3 |
| 2025-06-21 | W35 Taipei 1 | SF | hard | Yeon Woo Ku | 7-6(4) 6-1 |
Averages over each player's completed matches in the selected window (163 vs 156). 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