Nicolas Jara Lozano defeated Guillermo Duran 7-6 6-3 in the Argentina F5 round of 32 on clay. Nicolas Jara Lozano extended the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2010-06-07 | Argentina F8 | R32 | clay | Guillermo Duran | 4-6 6-2 6-2 |
| 2010-04-26 | Argentina F4 | QF | clay | Guillermo Duran | 6-3 6-2 |
| 2008-12-08 | Argentina F18 | R32 | clay | Nicolas Jara Lozano | 6-3 6-3 |
| 2007-08-27 | Argentina F14 | R32 | clay | Nicolas Jara Lozano | 6-4 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.