Olga Ianchuk defeated Polina Pekhova 6-3 6-3 in the Astana 10K round of 16 on hard. The upset overturned the form book — Polina Pekhova came in leading the head-to-head 1–0. Olga Ianchuk claimed a first win over Polina Pekhova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2012-07-30 | Moscow 25K | R16 | clay | Polina Pekhova | 6-1 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.