Relja Fiser Dulic defeated Dejan Petrovic 6-0 4-6 7-5 in the Yugoslavia 1 Masters 1 round of 32 on clay. The upset overturned the form book — Dejan Petrovic came in leading the head-to-head 1–0. Relja Fiser Dulic claimed a first win over Dejan Petrovic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1997-08-09 | Yugoslavia 2 Masters 2 | R32 | clay | Dejan Petrovic | 7-6 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.