Roko Karanusic defeated Zeljko Krajan 6-2 6-4 in the Croatia F1 round of 16 on hard. The upset overturned the form book — Zeljko Krajan came in leading the head-to-head 1–0. Roko Karanusic claimed a first win over Zeljko Krajan in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-05-02 | Croatia 2 Masters 4 | R32 | clay | Zeljko Krajan | 7-5 6-1 |
Averages over each player's completed matches in the selected window (49 vs 32). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. About