Thomas Gollwitzer defeated Andreas Lesch 6-4 6-4 in the France 1 Masters 1 qualifying round on carpet. The upset overturned the form book — Andreas Lesch came in leading the head-to-head 1–0. Thomas Gollwitzer claimed a first win over Andreas Lesch in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1991-10-28 | Switzerland Masters 1 | R32 | hard | Andreas Lesch | 6-3 6-2 |