Mario Tudor defeated Haris Basalic 6-2 6-4 in the Croatia 4 Masters 1 round of 16 on clay. The result followed the form book — Mario Tudor came in leading the head-to-head 1–0. Mario Tudor extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-08-09 | Croatia 4 Masters 4 | R32 | clay | Mario Tudor | 6-1 6-2 |