Lars Koslowski defeated Nicolas Thomann 6-2 6-2 in the Spain 1 Masters 3 round of 32 on clay. The upset overturned the form book — Nicolas Thomann came in leading the head-to-head 1–0. Lars Koslowski claimed a first win over Nicolas Thomann in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1996-10-19 | Switzerland 2 Masters 1 | R32 | carpet | Nicolas Thomann | 3-6 7-6 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.