Nikola Ciric defeated Ivan Cinkus 6-3 7-5 in the Croatia 1 1 round of 32 on clay. The upset overturned the form book — Ivan Cinkus came in leading the head-to-head 1–0. Nikola Ciric claimed a first win over Ivan Cinkus in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-08-22 | Croatia F5 | SF | clay | Ivan Cinkus | 6-0 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.