| 3 dic 2019 | Torres Boch, Jose F. 2154 | Ver la partida 1-0 | Martin Rodriguez, Emilio 2030 | B12 Caro-Kann Defense: Modern Variation | ronda 4 · mesa 1 |
| 3 dic 2019 | Salvador Cabo, Cesar 1988 | Ver la partida 0-1 | Martinez Fernandez, Raul 2203 | C45 Scotch Game: Schmidt Variation | ronda 4 · mesa 2 |
| 3 dic 2019 | Longa Yauca, Javier 2198 | Ver la partida 0-1 | Aziz Ortego, Omar Luis 2019 | A10 English Opening | ronda 4 · mesa 3 |
| 3 dic 2019 | Iagar, Razvan-Gabriel 2182 | Ver la partida 1-0 | Cabanas Bravo, Juan Andres 2063 | A48 London System | ronda 4 · mesa 4 |
| 3 dic 2019 | Bassani, Jaison Jose 2013 | Ver la partida 0-1 | Perez Ordonez, Jose Ramon 2149 | C24 Bishop's Opening: Vienna Hybrid | ronda 4 · mesa 5 |
| 3 dic 2019 | Alonso Abad, Enrique 1994 | Ver la partida ½-½ | Lozano Suarez, Luis Miguel 2130 | C45 Scotch Game: Malaniuk Variation | ronda 4 · mesa 6 |
| 3 dic 2019 | Sanchez Saez, Francisco 2337 | Ver la partida 1-0 | Vazquez Gonzalez, Jesus 1929 | B21 Sicilian Defense: Smith-Morra Gambit Accepted, Paulsen Formation | ronda 4 · mesa 7 |
| 3 dic 2019 | Quevedo Marin, Manuel 2197 | Ver la partida ½-½ | De Vicente Guijarro, Juan 1853 | B23 Sicilian Defense: Closed, Traditional | ronda 4 · mesa 8 |
| 3 dic 2019 | Pindado Campos, Raul 2100 | Ver la partida 1-0 | Minguela Munoz, Bienvenido 1827 | E09 Catalan Opening: Closed, Main Line | ronda 4 · mesa 9 |
| 3 dic 2019 | Marcos Herrero, Francisco 1788 | Ver la partida 0-1 | Ramos Fernandez, Pedro 2008 | A46 Indian Defense: Wade-Tartakower Defense | ronda 4 · mesa 10 |
| 3 dic 2019 | Sanchez Sanz, Alejandro 1745 | Ver la partida 0-1 | Bello Burguet, Glenier Lazaro 2001 | C45 Scotch Game: Mieses Variation | ronda 4 · mesa 11 |
| 3 dic 2019 | Lopez de Turiso, Jose Angel 1947 | Ver la partida 0-1 | Blanco Martin, Oscar 1692 | C00 French Defense: Steiner Variation | ronda 4 · mesa 12 |
| 3 dic 2019 | Campos Calvo-Sotelo, Javier 1951 | Ver la partida 1-0 | Savchuk, Olga 1611 | D34 Tarrasch Defense: Classical Variation | ronda 4 · mesa 13 |
| 3 dic 2019 | Sacristan Virseda, Fernando 1880 | Ver la partida 1-0 | Campos Rodriguez, Alvaro 1691 | B23 Sicilian Defense: Closed | ronda 4 · mesa 14 |
| 3 dic 2019 | Sanchez Villodres, Mario 1187 | Ver la partida 0-1 | Santamaria Farran, Pablo 1808 | B23 Sicilian Defense: Closed | ronda 4 · mesa 15 |
| 3 dic 2019 | Alonso Garuti, Luis E 1796 | Ver la partida ½-½ | Alfaya Martinez, Enrique 1560 | B84 Sicilian Defense: Scheveningen Variation, Classical Variation | ronda 4 · mesa 16 |
| 3 dic 2019 | Alvarez Gonzalez, Eduardo 1771 | Ver la partida 1-0 | Diaz Guzman, David 1137 | E94 King's Indian Defense: Orthodox Variation | ronda 4 · mesa 17 |
| 3 dic 2019 | Pindado Del Carmen, Eliseo 1531 | Ver la partida 0-1 | Nuevo Benitez, Miguel Angel 1707 | A41 Queen's Pawn Game: Rossolimo Variation | ronda 4 · mesa 18 |
| 3 dic 2019 | Montiel Miguelez, Manuel 1811 | Ver la partida 1-0 | Martinez Miura, Enrique 1554 | C10 French Defense: Rubinstein Variation, Blackburne Defense | ronda 4 · mesa 19 |
| 3 dic 2019 | Rodriguez Valdeavero, Julio C. 1778 | Ver la partida 0-1 | Vallespin Morales, Antonio 1407 | B42 Sicilian Defense: Kan Variation, Modern Variation | ronda 4 · mesa 20 |
| 3 dic 2019 | Estevez Sacristan, Deva 1719 | Ver la partida 1-0 | Diaz Del Prado, Carlos 1287 | C42 Petrov's Defense: French Attack | ronda 4 · mesa 21 |
| 3 dic 2019 | Gonzalez Morente, Jose A 1476 | Ver la partida 0-1 | Rubio Caceres, Aaron 1711 | A40 Queen's Pawn Game: Modern Defense | ronda 4 · mesa 22 |
| 3 dic 2019 | Perdiguero Herreros, Alejandro 1675 | Ver la partida 1-0 | Raskin Calvo, Maximilian 1264 | B22 Sicilian Defense: Alapin Variation | ronda 4 · mesa 23 |
| 3 dic 2019 | De Dompablo Fantova, Juan 1598 | Ver la partida 1-0 | Lopez-Ibarra Perdones, Miguel 1136 | C54 Italian Game: Classical Variation, Giuoco Pianissimo | ronda 4 · mesa 24 |
| 3 dic 2019 | Solanilla Olcese, Ada 1379 | Ver la partida 0-1 | Rubio Gonzalez, Beltran 1596 | C59 Italian Game: Two Knights Defense, Polerio Defense, Suhle Defense | ronda 4 · mesa 25 |
| 3 dic 2019 | Martinez-Paul Exposito, Ignacio Jesus 1148 | Ver la partida 1-0 | Martinez-Paul Exposito, Santiago Javier | D51 Queen's Gambit Declined: Modern Variation, Knight Defense | ronda 4 · mesa 26 |
| 3 dic 2019 | Liu, Zifei | Ver la partida 1-0 | Medina Corbacho, Nicolas | C51 Italian Game: Evans Gambit, Harding Variation | ronda 4 · mesa 27 |
| 3 dic 2019 | Valle Fernandez de Castro, Luis 1174 | Ver la partida 0-1 | Boza Moreno, Pedro 1671 | C41 Philidor Defense | ronda 4 · mesa 28 |
| 3 dic 2019 | Raskin Calvo, Elizabetta 1144 | Ver la partida 1-0 | BYE | | ronda 4 · mesa 29 |
| 3 dic 2019 | Perez Gonzalez, Jose Manuel 2161 | Ver la partida ½-½ | BYE | | ronda 4 · mesa 30 |
| 3 dic 2019 | Alfaya Marcelo, Roberto 2171 | Ver la partida ½-½ | BYE | | ronda 4 · mesa 31 |
| 3 dic 2019 | Rodriguez Garcia, Alberto 1831 | Ver la partida ½-½ | BYE | | ronda 4 · mesa 32 |
| 3 dic 2019 | Villaverde Casalengua, Jose Luis 1675 | Ver la partida ½-½ | BYE | | ronda 4 · mesa 33 |
| 3 dic 2019 | Garcia Minguez, Antonio 1542 | Ver la partida ½-½ | BYE | | ronda 4 · mesa 34 |
| 3 dic 2019 | Lozano Hernanz, Rodrigo 1485 | Ver la partida ½-½ | BYE | | ronda 4 · mesa 35 |
| 3 dic 2019 | Ruiz Grau, David 1326 | Ver la partida ½-½ | BYE | | ronda 4 · mesa 36 |
| 3 dic 2019 | Jimenez Ascarza, Jose Ignacio | Ver la partida ½-½ | BYE | | ronda 4 · mesa 37 |
| 3 dic 2019 | Raskin, Mikhail | Ver la partida ½-½ | BYE | | ronda 4 · mesa 38 |
| 3 dic 2019 | Gonzalez Prida, Jose Maria 1712 | Ver la partida ½-½ | BYE | | ronda 4 · mesa 39 |
| 3 dic 2019 | Luque Sanz, Victor 1132 | Ver la partida ½-½ | BYE | | ronda 4 · mesa 40 |
| 3 dic 2019 | Diez Cuarental, Luis Pablo 1208 | Ver la partida ½-½ | BYE | | ronda 4 · mesa 41 |
| 3 dic 2019 | Garcia Estebanez, Diego 1205 | Ver la partida ½-½ | BYE | | ronda 4 · mesa 42 |
| 3 dic 2019 | Pulido Vargas, Marco Antonio | Ver la partida ½-½ | BYE | | ronda 4 · mesa 43 |
| 3 dic 2019 | Solanilla Olcese, Alejandro | Ver la partida ½-½ | BYE | | ronda 4 · mesa 44 |
| 3 dic 2019 | Souhili Faouzi | Ver la partida 0-1 | BYE | | ronda 4 · mesa 45 |
| 3 dic 2019 | Pajares Sanchez, Gonzalo | Ver la partida 0-1 | BYE | | ronda 4 · mesa 46 |