Gabriel Pitta defeated Leonardo Kirche 6-4 7-5 in the Brazil F4 round of 16 on clay. The upset overturned the form book — Leonardo Kirche came in leading the head-to-head 2–1, but Gabriel Pitta had been the form player, winning 4 of their last 7 on clay. Gabriel Pitta narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2007-09-24 | Brazil F15 | QF | clay | Gabriel Pitta | 6-4 7-6(4) |
| 2005-08-22 | Brazil F7 | R32 | clay | Leonardo Kirche | 7-5 2-6 7-5 |
| 2004-08-30 | Brazil F5 | R32 | clay | Leonardo Kirche | 6-3 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.