Pairings of round 4 - 2021-03-21 - 00:00
| Brd. | White | Ran. | Pts. | FIDE | Fed. | Res. | Black | Ran. | Pts. | FIDE | Fed. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Guardado Minchinela, Inaki | 2 | 3.0 | 1556 | ESP | 0-1 | Martino Girones, Gonzalo | 3 | 3.0 | 1476 | ESP |
| 2 | Arregui Gonzalez, Iago | 8 | 2.0 | 1284 | ESP | ½-½ | Pascual Garcia, Martin | 1 | 2.0 | 1957 | ESP |
| 3 | Hernandez Zorzano, Fernando | 4 | 2.0 | 1417 | ESP | 0-1 | Morras Alonso, Gael | 20 | 2.0 | 0 | ESP |
| 4 | Arregui Gonzalez, Niobe | 9 | 2.0 | 1201 | ESP | 0-1 | Iribas Garayoa, Adriana | 5 | 2.0 | 1412 | ESP |
| 5 | Iribas Garayoa, Paula | 6 | 2.0 | 1402 | ESP | 1-0 | Morras Alonso, Diego | 21 | 2.0 | 0 | ESP |
| 6 | Iribas Garayoa, Miguel | 10 | 1.0 | 1178 | ESP | 1-0 | Aguirrezabal Gastesi, Aitor | 14 | 1.0 | 0 | ESP |
| 7 | Salas Giralda, Luca | 11 | 1.0 | 1093 | ESP | 1-0 | Felipe Molina, Lucas | 18 | 1.0 | 0 | ESP |
| 8 | Arregui Gonzalez, Atia | 13 | 1.0 | 1039 | ESP | 0-1 | Berlanga Huarte, Marcos | 16 | 1.0 | 0 | ESP |
| 9 | Arregui Gonzalez, Keira | 15 | 1.0 | 0 | ESP | 0-1 | Martino Gorbea, Raul | 12 | 0.5 | 1062 | ESP |
| 10 | Burriel Ureta, Raul | 17 | 0.5 | 0 | ESP | 1-0 | Garcia Collantes, German | 19 | 0.0 | 0 | ESP |
| 11 | Duran Melgarejo, Guillermo | 7 | 1.0 | 1331 | ESP | 0 | |||||