Mariana Diaz Oliva defeated Adriana Barna 6-3 6-0 in the Bucharest 25K round of 16 on clay. 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 | QF | hard | Mariana Diaz Oliva | 6-0 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.