Joanna Sakowicz Kostecka defeated Sandra Kloesel 6-7 6-4 6-3 in the Petange 50K round of 32 on clay. The result followed the form book — Joanna Sakowicz Kostecka came in leading the head-to-head 1–0. Joanna Sakowicz Kostecka extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-07-12 | Garching 25K | R16 | clay | Joanna Sakowicz Kostecka | 2-6 7-6(4) 7-5 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.