Justyna Jegiolka defeated Ganna Piven 7-5 6-2 in the Volos 10K qualifying round on carpet. The upset overturned the form book — Ganna Piven came in leading the head-to-head 1–0. Justyna Jegiolka claimed a first win over Ganna Piven in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-10-11 | Kharkiv 25K | R32 | carpet | Ganna Piven | 6-3 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.