Emparejamiento de la ronda 4 el 2021-01-09 a las 12:00
| M. | Blancas | Ran. | Pts. | FIDE | Fed. | Res. | Negras | Ran. | Pts. | FIDE | Fed. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Varela Peteira, David | 1 | 3,0 | 1810 | ESP | 1-0 | Garcia Martin, Juan Manuel | 4 | 3,0 | 1618 | ESP |
| 2 | Rodriguez Rey, Juan Vicente | 7 | 2,0 | 1395 | ESP | ½-½ | Lopez Grana, Carmen | 2 | 2,0 | 1681 | ESP |
| 3 | Oubina Pazos, Cesar | 9 | 2,0 | 1254 | ESP | 1-0 | Moscoso Rivas, Adolfo Antonio | 5 | 2,0 | 1513 | ESP |
| 4 | Diniz Lopez, Sergio | 11 | 2,0 | 1211 | ESP | 0-1 | Oubina Pazos, Ricardo | 8 | 2,0 | 1298 | ESP |
| 5 | Tuimil Martinez, Ricardo | 3 | 1,0 | 1624 | ESP | 0-1 | Ibanez Cruces, Diego | 10 | 2,0 | 1245 | ESP |
| 6 | Martinez Freire, Daniel | 18 | 1,0 | 0 | ESP | 0-1 | Cordal Garcia, Xoel | 6 | 1,0 | 1405 | ESP |
| 7 | Gonzalez Valiente, David | 15 | 1,0 | 0 | ESP | 0-1 | Ciuffi Bompeza, Tito Franco | 12 | 1,0 | 1108 | ESP |
| 8 | Barcia Vazquez, Santiago | 13 | 1,0 | 0 | ESP | 0-1 | Lopez Freiria, Noa | 16 | 1,0 | 0 | ESP |
| 9 | Manrique Garcia, Daniel | 17 | 0,0 | 0 | ESP | 1-0 | De Solaun Bouza, Noel | 14 | 0,0 | 0 | ESP |