Renato Silveira defeated Rodrigo Antonio Grilli 3-6 7-5 6-2 in the Brazil F1 round of 16 on clay. The upset overturned the form book — Rodrigo Antonio Grilli came in leading the head-to-head 1–0. Renato Silveira claimed a first win over Rodrigo Antonio Grilli in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-10-01 | Brazil F16 | R32 | clay | Rodrigo Antonio Grilli | 6-1 6-1 |