Marc Gicquel defeated Jerome Haehnel 6-1 6-4 in the Lyon round of 32 on clay. The upset overturned the form book — Jerome Haehnel came in leading the head-to-head 1–0. Marc Gicquel claimed a first win over Jerome Haehnel in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-10-11 | Metz | R16 | hard | Jerome Haehnel | 6-4 6-2 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.