Marcelo Demoliner defeated Leonardo Kirche 3-6 7-6 7-6 in the Brazil F6 semi-final on hard. The upset overturned the form book — Leonardo Kirche came in leading the head-to-head 5–0. Marcelo Demoliner claimed a first win over Leonardo Kirche in six meetings, narrowing the head-to-head to 5–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-05-24 | Brazil F8 | SF | clay | Leonardo Kirche | 6-2 4-6 7-5 |
| 2010-05-17 | Brazil F7 | F | clay | Leonardo Kirche | 6-3 6-4 |
| 2009-06-15 | Brazil F7 | F | clay | Leonardo Kirche | 6-7(4) 7-6(2) 6-4 |
| 2008-06-09 | Brazil F8 | R16 | clay | Leonardo Kirche | 7-5 5-7 6-2 |
| 2007-11-05 | Brazil F21 | R16 | clay | Leonardo Kirche | 6-4 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.