Michael Lammer defeated Alexander Flock 6-4 6-3 in the Germany F13 qualifying round on clay. The upset overturned the form book — Alexander Flock came in leading the head-to-head 1–0. Michael Lammer claimed a first win over Alexander Flock in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2002-08-26 | Switzerland 2 2 | F | clay | Alexander Flock | 6-2 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.