Katerina Kramperova defeated Jana Jandova 6-3 6-2 in the Piestany 10K round of 32 on clay. The upset overturned the form book — Jana Jandova came in leading the head-to-head 1–0. Katerina Kramperova claimed a first win over Jana Jandova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-05-03 | Edinburgh 10K | R32 | clay | Jana Jandova | 6-2 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.