Gianluca Luddi defeated Guillaume Marx 6-2 6-1 in the Italy F11 qualifying round on clay. The upset overturned the form book — Guillaume Marx came in leading the head-to-head 1–0, but Gianluca Luddi had been the form player, winning 5 of their last 7 on clay. Gianluca Luddi claimed a first win over Guillaume Marx in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 1999-06-14 | Italy F12 | SF | clay | Guillaume Marx | 7-5 6-3 |