Nikola Martinovic defeated Ivan Cinkus 6-4 6-2 in the Croatia 1 2 qualifying round on clay. The result followed the form book — Nikola Martinovic came in leading the head-to-head 1–0. Nikola Martinovic extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-08-14 | Croatia F3 | R32 | clay | Nikola Martinovic | 6-4 6-2 |