Pairings of round 4 - 2021-09-10 - 19:30
| Brd. | White | Ran. | Pts. | FIDE | Fed. | Res. | Black | Ran. | Pts. | FIDE | Fed. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Caneiro Couto, Juan Manuel | 1 | 3.0 | 1963 | ESP | 0-1 | Bouza Santiso, Roque | 3 | 3.0 | 1572 | ESP |
| 2 | Garcia Martin, Juan Manuel | 2 | 2.0 | 1613 | ESP | 0-1 | Martin Cabeza, Nicolas | 7 | 2.0 | 1427 | ESP |
| 3 | Diniz Lopez, Sergio | 11 | 2.0 | 1229 | ESP | 0-1 | Gonzalez Taboada, Lorenzo | 4 | 2.0 | 1539 | ESP |
| 4 | Ciuffi Bompeza, Tito Franco | 12 | 2.0 | 1134 | ESP | 1-0 | Moscoso Rivas, Adolfo Antonio | 5 | 2.0 | 1491 | ESP |
| 5 | Martin Fernandez, Ismael | 10 | 1.0 | 1275 | ESP | 0-1 | Tuimil Martinez, Ricardo | 6 | 1.0 | 1486 | ESP |
| 6 | Arzua Mesia, Martin | 14 | 1.0 | 0 | ESP | 0-1 | Rodriguez Rey, Juan Vicente | 8 | 1.0 | 1398 | ESP |
| 7 | Barcia Vazquez, Santiago | 9 | 1.0 | 1301 | ESP | 0-1 | Sagradov Sahakyan, Alexander | 13 | 1.0 | 1023 | ESP |
| 8 | Rios Alonso, Pablo | 16 | 0.0 | 0 | ESP | 0-1 | Pita Abad, Daniel | 15 | 0.0 | 0 | ESP |