Ismar Gorcic defeated Enrico Wellenfeld 6-3 6-3 in the Italy F15 round of 32 on clay. The upset overturned the form book — Enrico Wellenfeld came in leading the head-to-head 1–0. Ismar Gorcic claimed a first win over Enrico Wellenfeld in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-09-22 | Italy F10 | R32 | hard | Enrico Wellenfeld | 7-5 6-3 |