Pairings of round 4
| Brd. | White | Ran. | Pts. | FIDE | Fed. | Res. | Black | Ran. | Pts. | FIDE | Fed. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Óscar Figueres | 6 | 3.0 | 212 | ESP | 0-1 | Héctor Martínez | 1 | 3.0 | 312 | ESP |
| 2 | Arianna Geri | 4 | 2.0 | 304 | ESP | 1-0 | Pau Pellilcer | 3 | 3.0 | 306 | ESP |
| 3 | Zheqian Dani Du | 2 | 2.0 | 308 | ESP | 1-0 | Miguel Iniesta | 11 | 2.0 | 208 | ESP |
| 4 | Yeray Vera | 13 | 2.0 | 208 | ESP | 1-0 | Adriano González | 7 | 2.0 | 210 | ESP |
| 5 | Guillem Sagra | 8 | 2.0 | 210 | ESP | 1-0 | Pau Agüir | 22 | 2.0 | 108 | ESP |
| 6 | Alex del Pino | 5 | 1.5 | 212 | ESP | 0-1 | Óscar Rocabado | 14 | 2.0 | 208 | ESP |
| 7 | Pablo Esparza | 15 | 1.0 | 207 | ESP | ½-½ | Marta Barata | 9 | 1.5 | 210 | ESP |
| 8 | Mario Martínez | 24 | 1.0 | 107 | ESP | 0-1 | J. Rigoberto Cantarero | 16 | 1.0 | 112 | ESP |
| 9 | Daniela Martínez | 17 | 1.0 | 110 | ESP | 1-0 | Adrián Popovici | 21 | 1.0 | 108 | ESP |
| 10 | Edvinas Aukstakis | 23 | 1.0 | 107 | ESP | ½-½ | Carlos Pina | 20 | 1.0 | 109 | ESP |
| 11 | Lucía Maravall | 10 | 0.0 | 208 | ESP | 1-0 | Daniel Fita | 12 | 0.0 | 208 | ESP |
| 12 | Pau Pérez | 19 | 0.0 | 110 | ESP | + | |||||
| 13 | Hugo Vicente | 18 | 1.0 | 110 | ESP | 0 | |||||