Julien Cassaigne defeated Julien Maes 7-6 6-2 in the France F12 round of 32 on hard. The upset overturned the form book — Julien Maes came in leading the head-to-head 2–0. Julien Cassaigne claimed a first win over Julien Maes in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2003-11-03 | Venezuela 3 | R32 | hard | Julien Maes | 6-7(6) 7-6(3) 6-1 |
| 1999-07-26 | France F9 | R32 | clay | Julien Maes | 4-6 6-2 6-1 |