Antonio Baldellou Esteva defeated Javier Genaro Martinez 7-5 6-3 in the Spain F1 round of 16 on clay. The upset overturned the form book — Javier Genaro Martinez came in leading the head-to-head 4–0. Antonio Baldellou Esteva claimed a first win over Javier Genaro Martinez in five meetings, narrowing the head-to-head to 4–1.
| Date | Tournament | Round | Surface | Winner | Score |
|---|---|---|---|---|---|
| 2006-05-08 | Spain F14 | R16 | clay | Javier Genaro Martinez | 6-2 6-2 |
| 2006-02-27 | Spain 1 1 | QF | clay | Javier Genaro Martinez | 6-0 6-2 |
| 2006-02-27 | Spain 1 3 | SF | clay | Javier Genaro Martinez | 6-4 |
| 2005-10-24 | Spain F30 | R32 | clay | Javier Genaro Martinez | 6-3 3-6 6-2 |