Jerome Haehnel defeated Jan Weinzierl 6-4 6-4 in the France F1 qualifying round on clay. The upset overturned the form book — Jan Weinzierl came in leading the head-to-head 3–0, but Jerome Haehnel had been the form player, winning 3 of their last 5 on clay. Jerome Haehnel claimed a first win over Jan Weinzierl in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-04-28 | Germany F2 | SF | clay | Jan Weinzierl | 4-6 6-4 6-3 |
| 2002-06-10 | Germany F7 | R32 | clay | Jan Weinzierl | 6-2 3-6 7-6(5) |
| 2000-06-12 | Germany F6 | R16 | clay | Jan Weinzierl | 1-6 6-3 7-6(5) |
Averages over each player's completed matches in the selected window (26 vs 1). ATP, WTA & Challenger.
Each player's serve crossed against the other's return, converted to expected hold of serve. Recent completed matches, ATP, WTA & Challenger. Small sample — read as indicative. About