Antonio Baldellou Esteva defeated Martin Vilarrubi 6-7 6-1 6-0 in the Spain F21 round of 32 on clay. The upset overturned the form book — Martin Vilarrubi came in leading the head-to-head 1–0, but Antonio Baldellou Esteva had been the form player, winning 5 of their last 7 on clay. Antonio Baldellou Esteva claimed a first win over Martin Vilarrubi in two meetings, narrowing the head-to-head to 1–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2004-05-10 | Spain F6 | R32 | clay | Martin Vilarrubi | 7-5 7-6(5) |