Mariana Mesa defeated Daniela Olivera 7-6 6-1 in the San Luis Potosi 25K round of 16 on clay. The result followed the form book — Mariana Mesa came in leading the head-to-head 2–1. Mariana Mesa extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-10-02 | Mexico City 10K | QF | clay | Mariana Mesa | 5-3 4-2 1-4 4-2 |
| 1999-08-02 | Caracas 10K | QF | hard | Daniela Olivera | 6-1 6-3 |
| 1999-05-10 | Tortosa 10K | R32 | clay | Mariana Mesa | 6-4 6-4 |