Mariana Diaz Oliva defeated Maria Vanina Garcia Sokol 3-6 7-6 6-3 in the San Luis Potosi 25K semi-final on hard. The result followed the form book — Mariana Diaz Oliva came in leading the head-to-head 1–0. Mariana Diaz Oliva extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-11-15 | Puebla 25K | SF | hard | Mariana Diaz Oliva | 6-1 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.