Matej Pampoulov defeated Tony Parun P991 6-3 6-1 in the Switzerland 1 Masters 2 round of 16 on carpet. The upset overturned the form book — Tony Parun P991 came in leading the head-to-head 1–0. Matej Pampoulov claimed a first win over Tony Parun P991 in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-10-16 | Switzerland 2 Masters 2 | QF | carpet | Tony Parun P991 | 6-3 5-7 6-2 |