Zuzana Valekova defeated Angelika Roesch 6-4 6-4 in the Suzano 10K qualifying round on clay. The upset overturned the form book — Angelika Roesch came in leading the head-to-head 1–0. Zuzana Valekova claimed a first win over Angelika Roesch in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-11-01 | Jaffa 25K | R16 | hard | Angelika Roesch | 6-2 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.