Kamila Kerimbayeva defeated Hulya Esen 7-5 6-1 in the Sofia 25K q16 on clay. The upset overturned the form book — Hulya Esen came in leading the head-to-head 1–0, but Kamila Kerimbayeva had been the form player, winning 3 of their last 5 on clay. Kamila Kerimbayeva claimed a first win over Hulya Esen in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-09-19 | Adana 10K | QF | hard | Hulya Esen | 6-2 6-2 |
Averages over each player's completed matches in the selected window (15 vs 1). ATP, WTA & Challenger.
wins 47% of points on serve vs Esen H.
wins 49% of points on serve vs Kerimbayeva K.
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