Zuzana Ondraskova defeated Petra Raclavska 7-6 6-7 6-3 in the Prostejov 25K round of 16 on clay. The upset overturned the form book — Petra Raclavska came in leading the head-to-head 1–0. Zuzana Ondraskova claimed a first win over Petra Raclavska in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-04-05 | Makarska 10K | QF | clay | Petra Raclavska | 7-5 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.