Ekaterina Ivanova defeated Ksenia Pervak 6-1 2-6 6-2 in the Mestre 50K round of 32 on clay. The upset overturned the form book — Ksenia Pervak came in leading the head-to-head 1–0. Ekaterina Ivanova claimed a first win over Ksenia Pervak in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-08-03 | Moscow 25K | F | clay | Ksenia Pervak | 4-6 6-4 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.