Marko Neunteibl defeated Antonio Pastorino 7-5 6-1 in the Argentina F5 round of 32 on clay. Marko Neunteibl extended the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-04-28 | Argentina 4 | SF | clay | Antonio Pastorino | 6-3 6-4 |
| 2002-10-14 | Chile F6 | QF | clay | Marko Neunteibl | 2-6 6-4 3-0 |