Stefano Mocci defeated David Villanueva Perez 6-3 6-4 in the Tunisia F1 round of 16 on clay. The upset overturned the form book — David Villanueva Perez came in leading the head-to-head 1–0, but Stefano Mocci had been the form player, winning 2 of their last 6 on clay. Stefano Mocci claimed a first win over David Villanueva Perez in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-05-24 | Spain F8 | R32 | clay | David Villanueva Perez | 7-5 4-6 6-3 |