Jan Weinzierl defeated Jerome Haehnel 1-6 6-3 7-6 in the Germany F6 round of 16 on clay. The result followed the form book — Jan Weinzierl came in leading the head-to-head 2–1. Jan Weinzierl extended 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) |
| 2001-01-08 | France F1 | QF | clay | Jerome Haehnel | 6-4 6-4 |
Averages over each player's completed matches in the selected window (1 vs 26). 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