Sergio Perez Perez defeated Luis Antonio Perez Perez 7-5 6-4 in the Spain F34A round of 32 on clay. The upset overturned the form book — Luis Antonio Perez Perez came in leading the head-to-head 2–1. Sergio Perez Perez narrowed the head-to-head to 2–2.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-09-25 | Spain F31 | R32 | hard | Luis Antonio Perez Perez | 6-4 6-4 |
| 2006-09-18 | Spain F30 | R32 | hard | Luis Antonio Perez Perez | 6-3 7-5 |
| 2004-09-06 | Spain F22 | R16 | hard | Sergio Perez Perez | 6-3 6-4 |