Nikola Martinovic defeated Peter Capkovic 6-4 6-3 in the Croatia F9 round of 32 on clay. The upset overturned the form book — Peter Capkovic came in leading the head-to-head 1–0. Nikola Martinovic claimed a first win over Peter Capkovic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-09-27 | Hungary F5 | R32 | clay | Peter Capkovic | 7-6(6) 6-1 |