Zeljko Krajan defeated Ivan Ljubicic 7-6 7-5 in the Umag quarter-final on clay. The upset overturned the form book — Ivan Ljubicic came in leading the head-to-head 2–0, defending last year's quarter-final. Zeljko Krajan claimed a first win over Ivan Ljubicic in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-02-15 | Croatia F1 | QF | hard | Ivan Ljubicic | 6-4 6-3 |
| 1997-05-03 | Croatia 2 Masters 3 | F | clay | Ivan Ljubicic | 6-3 7-6 |
Averages over each player's completed matches in the selected window (31 vs 200). 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