Damian Patriarca defeated Juan Martin Aranguren 6-4 6-2 in the Colombia F2 qualifying round on clay. Damian Patriarca extended the head-to-head to 4–3.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-07-27 | Germany F12 | R16 | clay | Juan Martin Aranguren | 4-0 |
| 2007-03-05 | Morocco F1 | R32 | clay | Juan Martin Aranguren | 2-6 6-2 |
| 2006-05-15 | Argentina F7 | SF | clay | Damian Patriarca | 4-6 6-3 6-3 |
| 2005-09-26 | Bolivia F1 | SF | clay | Juan Martin Aranguren | 6-2 6-2 |
| 2005-04-25 | Argentina F3 | QF | clay | Damian Patriarca | 6-7(1) 6-1 6-2 |
| 2004-04-26 | Argentina F1 | R16 | clay | Damian Patriarca | 7-6(8) 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.