Vivian Segnini defeated Natalia Guitler 7-6 6-2 in the Santo Andre 10K round of 16 on hard. The result followed the form book — Vivian Segnini came in leading the head-to-head 3–0. Vivian Segnini extended the head-to-head to 4–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-11-12 | Buenos Aires 10K | R16 | clay | Vivian Segnini | 6-3 6-0 |
| 2007-10-22 | Itu 10K | R32 | clay | Vivian Segnini | 2-6 6-2 6-4 |
| 2006-10-23 | Luque 10K | QF | clay | Vivian Segnini | 4-6 6-1 6-2 |