Pirmin Haenle defeated Kevin Deden 6-7 6-3 6-4 in the Germany F21 qualifying round on carpet. The upset overturned the form book — Kevin Deden came in leading the head-to-head 1–0. Pirmin Haenle claimed a first win over Kevin Deden in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-09-22 | France F16 | R16 | carpet | Kevin Deden | 6-3 5-7 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.