Nadejda Guskova defeated Eugeniya Pashkova 6-3 6-2 in the Kazan 50K round of 16 on hard. The upset overturned the form book — Eugeniya Pashkova came in leading the head-to-head 1–0. Nadejda Guskova claimed a first win over Eugeniya Pashkova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-04-25 | Karshi 25K | R16 | hard | Eugeniya Pashkova | 7-6(4) 1-6 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.