| Ronda 4 el 08.04.2010 a las 16:00 h. | |||||||||
| Me. | SNo. | Nombre | Pts | Res. | Pts | Nombre | SNo. | ||
| 1 | 4 | IM | Argandona Riveiro Inigo | 2½ | 0 - 1 | 3 | Martin Alvarez Inigo | 6 | |
| 2 | 8 | Sarralde Osua Rodrigo | 2½ | 1 - 0 | 2½ | Perez De Miguel Alvaro | 12 | ||
| 3 | 5 | FM | Astasio Lopez David | 2 | ½ - ½ | 2 | IM | Franco Alonso Alejandro | 1 |
| 4 | 2 | IM | Huerga Leache Mikel | 2 | ½ - ½ | 2 | Trigo Urquijo Sergio | 9 | |
| 5 | 21 | Garro Beraza Haritz | 2 | ½ - ½ | 2 | IM | Alvarez Ibarra Rafael | 3 | |
| 6 | 13 | Diez Fraile David | 1½ | ½ - ½ | 1½ | Alcaide Luque Aitor | 17 | ||
| 7 | 19 | Guijarro Galan Jose Luis | 1½ | ½ - ½ | 1½ | Agirretxe San Sebastian Jesus | 16 | ||
| 8 | 10 | Arnaez Gil Juan Ignacio | 1 | 1 - 0 | 1½ | Lakunza Plazaola Asier | 20 | ||
| 9 | 11 | FM | Limeres Guiance Cristobal | 1 | 1 - 0 | 1 | Diaz Herrero Alvaro | 18 | |
| 10 | 24 | Iglesias Balbas Ruben | 1 | ½ - ½ | ½ | Villalta Bustillo Igor | 14 | ||
| 11 | 7 | Varas Carlos | ½ | 1 - 0 | ½ | Hernandez Perez Jesus | 22 | ||
| 23 | Gutierrez Bustillo Diego | ½ | 1 - - | Descanso | |||||
| 12 | 15 | Alonso Alonso Ivan | 0 | - - - | 0 | - | |||