Alexandre Bonatto defeated Gabriel Pitta 6-2 6-4 in the Brazil F3 round of 16 on clay. The upset overturned the form book — Gabriel Pitta came in leading the head-to-head 3–0. Alexandre Bonatto claimed a first win over Gabriel Pitta in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-09-17 | Brazil F14 | R32 | clay | Gabriel Pitta | 6-4 1-6 7-6(5) |
| 2004-09-06 | Brazil F6 | R32 | clay | Gabriel Pitta | 7-5 6-2 |
| 2004-03-01 | Brazil F1 | R32 | clay | Gabriel Pitta | 7-5 6-1 |