Jelena Kostanic Tosic defeated Sylvia Plischke 6-3 0-6 6-4 in the Australian Open round of 64 on hard. The result followed the form book — Jelena Kostanic Tosic came in leading the head-to-head 1–0. Jelena Kostanic Tosic extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-09-20 | Luxembourg | R32 | hard | Jelena Kostanic Tosic | 6-2 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.