Agnes Szatmari defeated Oksana Kalashnikova 6-2 6-7 6-3 in the Astana 50K round of 16 on hard. The upset overturned the form book — Oksana Kalashnikova came in leading the head-to-head 2–0. Agnes Szatmari claimed a first win over Oksana Kalashnikova in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-09-27 | Tbilisi 25K | R32 | clay | Oksana Kalashnikova | 6-4 6-0 |
| 2009-07-27 | Almaty 25K | QF | hard | Oksana Kalashnikova | 6-3 6-1 |
Averages over each player's completed matches in the selected window (1 vs 35). 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