Sergio Perez Perez advanced when Hector Ruiz Cadenas retired 1-0 in the Spain F10 round of 32. Sergio Perez Perez claimed a first win over Hector Ruiz Cadenas in four meetings, narrowing the head-to-head to 3–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2008-02-25 | Spain F8 | R32 | clay | Hector Ruiz Cadenas | 6-0 6-1 |
| 2006-05-08 | Spain F14 | R32 | clay | Hector Ruiz Cadenas | 7-6(3) 6-2 |
| 2005-07-18 | Spain F16 | R32 | clay | Hector Ruiz Cadenas | 6-2 6-4 |