Gabriella Barbosa Costa Silva defeated Maria Eugenia Torres 7-5 6-1 in the La Serena 10K round of 32 on clay. The upset overturned the form book — Maria Eugenia Torres came in leading the head-to-head 1–0. Gabriella Barbosa Costa Silva claimed a first win over Maria Eugenia Torres in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-11-02 | Buenos Aires 10K | R16 | clay | Maria Eugenia Torres | 5-7 7-5 6-1 |