Melvyn Op Der Heijde defeated Maximilian Abel 6-1 6-4 in the Germany F9 round of 16 on clay. The upset overturned the form book — Maximilian Abel came in leading the head-to-head 1–0. Melvyn Op Der Heijde claimed a first win over Maximilian Abel in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-01-17 | Qatar F1 | R16 | hard | Maximilian Abel | 6-7(4) 6-1 6-1 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.