Gabriela Chmelinova defeated Sandra Martinovic 6-2 6-3 in the Makarska 10K qualifying round on clay. The upset overturned the form book — Sandra Martinovic came in leading the head-to-head 1–0, but Gabriela Chmelinova had been the form player, winning 2 of their last 5 on clay. Gabriela Chmelinova claimed a first win over Sandra Martinovic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-09-13 | Biograd 25K | R32 | clay | Sandra Martinovic | 6-3 7-6 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.