Martin Hromec defeated Mitty Arnold 2-6 6-4 6-3 in the Switzerland 1 Masters 1 round of 32 on carpet. The upset overturned the form book — Mitty Arnold came in leading the head-to-head 1–0. Martin Hromec claimed a first win over Mitty Arnold in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-01-22 | Switzerland 1 Masters 3 | R16 | carpet | Mitty Arnold | 6-2 6-3 |