Julia Valetova defeated Anna Koval 6-3 4-6 6-4 in the Savitaipale 10K round of 16 on clay. The upset overturned the form book — Anna Koval came in leading the head-to-head 1–0, but Julia Valetova had been the form player, winning 3 of their last 4 on clay. Julia Valetova claimed a first win over Anna Koval in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2013-07-22 | Tampere 10K | R16 | clay | Anna Koval | 6-1 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.