Alyssa Ahn defeated Klara Kosan 6-7 6-2 6-3 in the W15 Irvine 1 round of 32 on hard. The result followed the form book — Alyssa Ahn came in ranked #902, leading the head-to-head 1–0. Alyssa Ahn extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2025-06-20 | W15 Rancho Santa Fe 1 | QF | hard | Alyssa Ahn | 6-3 4-6 6-2 |
Averages over each player's completed matches in the selected window (26 vs 18). 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