Melanie Schnell defeated Gisela Riera Roura 6-4 6-2 in the Wimbledon q64 on grass. The upset overturned the form book — Gisela Riera Roura came in leading the head-to-head 1–0. Melanie Schnell claimed a first win over Gisela Riera Roura in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-11-16 | Buenos Aires 25K | R16 | clay | Gisela Riera Roura | 6-3 6-3 |