Klara Koukalova advanced when Maja Matevzic retired 6-3 3-0 in the Prague round of 16. Klara Koukalova extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-08-08 | Los Angeles | R64 | hard | Klara Koukalova | 7-6(3) 6-1 |
| 2003-10-20 | Linz | R32 | hard | Maja Matevzic | 6-1 1-6 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.