Petra Cetkovska defeated Paulina Slitrova 1-6 6-3 7-5 in the Stupava 10K semi-final on hard. The upset overturned the form book — Paulina Slitrova came in leading the head-to-head 1–0. Petra Cetkovska claimed a first win over Paulina Slitrova in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-05-26 | Zadar 10K | R16 | clay | Paulina Slitrova | 4-6 6-3 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.