Gaston Arturo Grimolizzi defeated Juan Martin Aranguren 3-6 6-4 6-2 in the Argentina F15 semi-final on clay. Gaston Arturo Grimolizzi extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2011-09-19 | Argentina F16 | SF | clay | Gaston Arturo Grimolizzi | 6-1 7-6(3) |
| 2007-04-30 | Argentina F2 | R16 | clay | Juan Martin Aranguren | 6-4 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.