Hanna Chang defeated Ganna Poznikhirenko 6-3 4-6 6-3 in the W25 Zephyrhills round of 16 on clay. The upset overturned the form book — Ganna Poznikhirenko came in leading the head-to-head 1–0. Hanna Chang claimed a first win over Ganna Poznikhirenko in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2023-06-21 | W25 Wichita | R32 | hard | Ganna Poznikhirenko | 6-7(5) 6-2 6-3 |
Averages over each player's completed matches in the selected window (86 vs 1). 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. Small sample — read as indicative. About