Andreas Lesch defeated Massimo Ardinghi 6-2 2-6 6-3 in the Switzerland Masters 4 round of 32 on carpet. The upset overturned the form book — Massimo Ardinghi came in leading the head-to-head 1–0. Andreas Lesch claimed a first win over Massimo Ardinghi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1994-04-17 | Germany 1 Masters 2 | R32 | clay | Massimo Ardinghi | 6-2 6-2 |