Roxane Vaisemberg defeated Carolina Zeballos 5-7 6-4 6-4 in the Sao Paulo 10K round of 32 on clay. The result followed the form book — Roxane Vaisemberg came in leading the head-to-head 1–0. Roxane Vaisemberg extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-08-24 | Barueri 10K | R16 | hard | Roxane Vaisemberg | 6-3 6-1 |