Emparejamiento de la ronda 4 el 2023-06-04 a las 12:00
| M. | Blancas | Ran. | Pts. | FIDE | Fed. | Res. | Negras | Ran. | Pts. | FIDE | Fed. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Lazcoz Zufiaur, Oier | 4 | 1,0 | 1136 | ESP | 0-1 | Goni Sierro, Jon | 1 | 2,5 | 1633 | ESP |
| 2 | Arrastia Urroz, Ander | 3 | 0,0 | 1236 | ESP | 0-1 | Burriel Ureta, Raul | 2 | 2,5 | 1561 | ESP |