Marko Neunteibl defeated Diogo Cruz 6-3 7-5 in the Argentina 4 round of 16 on clay. The result followed the form book — Marko Neunteibl came in leading the head-to-head 1–0. Marko Neunteibl extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-10-06 | Colombia F1 | R16 | clay | Marko Neunteibl | 7-5 6-4 |