Marc Fornell Mestres defeated Martin Vilarrubi 6-3 6-2 in the Spain F25 round of 32 on hard. The upset overturned the form book — Martin Vilarrubi came in leading the head-to-head 1–0. Marc Fornell Mestres claimed a first win over Martin Vilarrubi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-08-09 | Spain F18 | R32 | clay | Martin Vilarrubi | 6-1 3-6 6-4 |
Averages over each player's completed matches in the selected window. ATP, WTA & Challenger.