Nils Langer defeated Kevin Deden 6-1 7-6 in the Germany F2 round of 32 on hard. The upset overturned the form book — Kevin Deden came in leading the head-to-head 1–0. Nils Langer claimed a first win over Kevin Deden in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2009-01-12 | Germany F2 | QF | hard | Kevin Deden | 6-3 6-7(4) 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.