Marcelo Demoliner defeated Juan Pablo Villar 6-3 3-6 6-3 in the Brazil F15 semi-final on clay. The result followed the form book — Marcelo Demoliner came in leading the head-to-head 2–1. Marcelo Demoliner extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-07-19 | Brazil F16 | QF | clay | Marcelo Demoliner | 6-4 6-2 |
| 2009-03-23 | Italy F4 | R16 | clay | Juan Pablo Villar | 7-6(1) 7-5 |
| 2008-10-13 | Brazil F24 | QF | clay | Marcelo Demoliner | 6-7(5) 6-4 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.