Nikola Martinovic defeated Ante Nakic Alfirevic 6-1 7-6 in the Croatia F5 round of 32 on clay. The upset overturned the form book — Ante Nakic Alfirevic came in leading the head-to-head 1–0. Nikola Martinovic claimed a first win over Ante Nakic Alfirevic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-08-18 | Croatia F6 | R16 | clay | Ante Nakic Alfirevic | 7-6(4) 6-4 |