Anastasia Mukhametova defeated Ekaterina Yashina 6-4 7-6 in the Moscow 25K round of 32 on clay. The upset overturned the form book — Ekaterina Yashina came in leading the head-to-head 1–0. Anastasia Mukhametova claimed a first win over Ekaterina Yashina in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-06-25 | Sharm El Sheikh 10K | R16 | hard | Ekaterina Yashina | 6-3 4-6 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.