Miha Gregorc defeated Meride Zahirovic 7-6 6-0 in the Switzerland 1 1 round of 32 on carpet. The upset overturned the form book — Meride Zahirovic came in leading the head-to-head 1–0. Miha Gregorc claimed a first win over Meride Zahirovic in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1998-09-23 | Great Britain F7 | QF | hard | Meride Zahirovic | 6-3 7-6 |