Tobias Koeck defeated Peter Mayer Tischer 5-7 6-3 6-4 in the Germany F12 round of 32 on clay. The upset overturned the form book — Peter Mayer Tischer came in leading the head-to-head 1–0, but Tobias Koeck had been the form player, winning 4 of their last 7 on clay. Tobias Koeck claimed a first win over Peter Mayer Tischer in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-08-26 | Poland F7 | R32 | clay | Peter Mayer Tischer | 6-3 6-3 |