Tereza Malikova defeated Katarina Marackova 4-6 6-4 6-1 in the Piestany 10K round of 32 on clay. The upset overturned the form book — Katarina Marackova came in leading the head-to-head 1–0, but Tereza Malikova had been the form player, winning 3 of their last 6 on clay. Tereza Malikova claimed a first win over Katarina Marackova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-05-23 | Velenje 10K | Q16 | clay | Katarina Marackova | 6-2 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.