Ana Clara Duarte defeated Cecilia Costa Melgar 6-7 6-2 6-3 in the Santiago 10K qualifying round on clay. The result followed the form book — Ana Clara Duarte came in leading the head-to-head 1–0. Ana Clara Duarte extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-11-09 | Itajai 10K | QF | clay | Ana Clara Duarte | 6-4 7-6(2) |