Roxane Vaisemberg defeated Karen Castiblanco 6-1 6-1 in the Asuncion 10K qualifying round 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 |
|---|---|---|---|---|---|
| 2009-06-08 | Santa Fe 10K | QF | clay | Roxane Vaisemberg | 6-0 6-2 |