Caio Zampieri defeated Alexandre Bonatto 6-3 4-6 6-3 in the Brazil F2 semi-final on clay. The upset overturned the form book — Alexandre Bonatto came in leading the head-to-head 3–1. Caio Zampieri narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-10-20 | Brazil F25 | SF | clay | Alexandre Bonatto | 6-2 7-5 |
| 2007-05-21 | Brazil F5 | QF | clay | Alexandre Bonatto | 6-2 6-4 |
| 2007-05-14 | Brazil F4 | F | hard | Caio Zampieri | 7-6(4) 6-3 |
| 2003-08-18 | Brazil F4 | R32 | hard | Alexandre Bonatto | 6-4 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.