Natalia Guitler defeated Nathalia Rossi 3-6 6-3 6-2 in the Fortaleza 10K final on hard. The upset overturned the form book — Nathalia Rossi came in leading the head-to-head 3–0. Natalia Guitler claimed a first win over Nathalia Rossi in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-07-28 | Campos Do Jordao 25K | R16 | hard | Nathalia Rossi | 4-6 6-2 6-3 |
| 2008-05-19 | Managua 10K | SF | hard | Nathalia Rossi | 6-1 6-0 |
| 2007-10-29 | Asuncion 10K | R32 | clay | Nathalia Rossi | 7-6(6) 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.