Cecilia Guillenea defeated Leticia Sobral 6-1 7-5 in the Itajai 10K qualifying round on hard. 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 |
|---|---|---|---|---|---|
| 2000-09-11 | Buenos Aires 10K | R16 | clay | Cecilia Guillenea | 6-0 6-1 |