Marko Tkalec defeated Ivan Cinkus 7-6 7-6 in the Croatia 1 1 round of 16 on clay. The result followed the form book — Marko Tkalec came in leading the head-to-head 2–1. Marko Tkalec extended the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2001-03-12 | Croatia 1 2 | QF | clay | Ivan Cinkus | 6-4 6-1 |
| 2000-11-06 | Cyprus F1 | QF | clay | Marko Tkalec | 6-1 7-6(1) |
| 2000-03-18 | Croatia 1 3 | QF | clay | Marko Tkalec | 4-6 6-3 6-3 |