Emparejamiento de la ronda 4 el 2021-03-20 a las 16:00
| M. | Blancas | Ran. | Pts. | FIDE | Fed. | Res. | Negras | Ran. | Pts. | FIDE | Fed. |
|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | Merlo Sanchez, Jose Manuel | 5 | 2,5 | 1492 | ESP | 1-0 | Garcia-Ballesteros Banos, Juan A | 2 | 2,5 | 1627 | ESP |
| 2 | Ramirez Aguado, Alvaro | 6 | 2,5 | 1470 | ESP | 1-0 | Romera Carrion, Ruben | 4 | 2,5 | 1536 | ESP |
| 3 | Lopez Ochoa, Arsenio | 8 | 2,0 | 1399 | ESP | ½-½ | Yeghiazaryan Petrosyan, Roberto | 10 | 2,0 | 1269 | ESP |
| 4 | Lopez Nunez, Alonso | 9 | 2,0 | 1331 | ESP | 1-0 | Martinez Sevilla, Francisco Javier | 11 | 2,0 | 1228 | ESP |
| 5 | Garcia Sanchez, Juan Francisco | 1 | 1,0 | 1639 | ESP | ½-½ | Collado Alcolado, Angel | 14 | 1,0 | 1144 | ESP |
| 6 | Lozano Toledo, Jesus | 3 | 1,0 | 1544 | ESP | 1-0 | Donado Horcajada, Maria | 15 | 1,0 | 1107 | ESP |
| 7 | Diaz Lopez, Santiago David | 7 | 1,0 | 1408 | ESP | 0-1 | Sierra Lopez, Yeray | 12 | 1,0 | 1219 | ESP |
| 8 | Vela Adrian, Clara | 13 | 0,0 | 1152 | ESP | + | |||||
| 9 | Baos Merlo, Jose Miguel | 16 | 0,0 | 1089 | ESP | 0 | |||||