Karen Castiblanco defeated Flavia Borges 6-2 6-4 in the Serra Negra 10K round of 32 on clay. The result followed the form book — Karen Castiblanco came in leading the head-to-head 1–0. Karen Castiblanco extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-09-10 | Santo Andre 10K | R16 | hard | Karen Castiblanco | 6-3 6-2 |