Marc Fornell Mestres defeated Stefan Wauters 7-5 6-3 in the France F8 round of 32 on clay. The upset overturned the form book — Stefan Wauters came in leading the head-to-head 2–0. Marc Fornell Mestres claimed a first win over Stefan Wauters in three meetings, narrowing the head-to-head to 2–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2005-03-28 | France F6 | R32 | clay | Stefan Wauters | 6-2 6-0 |
| 2003-05-26 | Germany F5 | R32 | clay | Stefan Wauters | 7-6(7) 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.