Cecilia Guillenea defeated Marcela Evangelista 6-2 6-1 in the La Paz 10K qualifying round on clay. The result followed the form book — Cecilia Guillenea came in leading the head-to-head 1–0. Cecilia Guillenea extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-11-15 | Sao Jose Dos Campos 10K | R32 | clay | Cecilia Guillenea | 6-2 6-0 |