Roko Karanusic defeated Marko Tkalec 6-3 6-3 in the Croatia F2 round of 32 on hard. The upset overturned the form book — Marko Tkalec came in leading the head-to-head 3–1. Roko Karanusic narrowed the head-to-head to 3–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-03-04 | Croatia 1 3 | R16 | clay | Roko Karanusic | 7-5 4-6 7-5 |
| 2002-03-04 | Croatia 1 4 | QF | clay | Marko Tkalec | 6-3 4-6 6-4 |
| 2001-03-12 | Croatia 1 3 | SF | clay | Marko Tkalec | 6-2 6-4 |
| 2001-03-12 | Croatia 1 4 | F | clay | Marko Tkalec | 7-6(1) 6-0 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.