Roko Karanusic defeated Bostjan Osabnik 6-2 6-3 in the Croatia F2 qualifying round on hard. The result followed the form book — Roko Karanusic came in leading the head-to-head 1–0. Roko Karanusic extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-02-10 | Croatia F1 | R16 | hard | Roko Karanusic | 7-6(4) 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.