Jaan Frederik Brunken defeated Pirmin Haenle 4-6 7-6 6-4 in the Germany F20 round of 32 on hard. The result followed the form book — Jaan Frederik Brunken came in leading the head-to-head 1–0. Jaan Frederik Brunken extended the head-to-head to 2–0.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-08-18 | Germany F16 | R32 | clay | Jaan Frederik Brunken | 7-6(1) 6-3 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.