Antonio Pastorino defeated Leonardo Kirche 7-5 6-1 in the Argentina F2 round of 32 on clay. Antonio Pastorino extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-10-31 | Chile F5 | R16 | clay | Antonio Pastorino | 6-3 6-2 |
| 2004-06-07 | Mexico F8 | R16 | hard | Leonardo Kirche | 2-6 6-1 6-3 |