Luis Antonio Perez Perez defeated Sergio Perez Perez 6-3 7-5 in the Spain F30 round of 32 on hard. The upset overturned the form book — Sergio Perez Perez came in leading the head-to-head 2–1. Luis Antonio 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 |
| 2004-12-13 | Spain F34A | R32 | clay | Sergio Perez Perez | 7-5 6-4 |
| 2004-09-06 | Spain F22 | R16 | hard | Sergio Perez Perez | 6-3 6-4 |