Marko Neunteibl defeated Sebastian Decoud 7-5 6-4 in the Chile F3 round of 16 on clay. The result followed the form book — Marko Neunteibl came in leading the head-to-head 2–0. Marko Neunteibl extended the head-to-head to 3–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-10-13 | Colombia F2 | R32 | clay | Marko Neunteibl | 6-2 4-6 7-5 |
| 2003-10-06 | Colombia F1 | QF | clay | Marko Neunteibl | 7-5 6-7(4) 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.