Kim Clijsters defeated Sabine Appelmans 6-2 6-1 in the Bratislava quarter-final on hard. The result followed the form book — Kim Clijsters came in leading the head-to-head 1–0. Kim Clijsters extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-09-20 | Luxembourg | SF | hard | Kim Clijsters | 6-2 6-7 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.