Mitty Arnold defeated Martin Hromec 6-2 6-3 in the Switzerland 1 Masters 3 round of 16 on carpet. The upset overturned the form book — Martin Hromec came in leading the head-to-head 1–0. Mitty Arnold claimed a first win over Martin Hromec in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2000-01-22 | Switzerland 1 Masters 1 | R32 | carpet | Martin Hromec | 2-6 6-4 6-3 |