Ekaterina Ivanova defeated Nadejda Guskova 6-0 6-1 in the Moscow 50K round of 32 on clay. The upset overturned the form book — Nadejda Guskova came in leading the head-to-head 1–0. Ekaterina Ivanova claimed a first win over Nadejda Guskova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-08-09 | Kazan 50K | R32 | hard | Nadejda Guskova | 2-6 7-5 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.