| 3 may 2023 | Horcajuelo Rocamora, Martin 2274 | 1-0 | Lozano Freras, Sergio 1971 | B00 Pirc Defense | 1 · mesa 1 |
| 3 may 2023 | Feal Albala, Alonso 1959 | 0-1 | Rey Martinez, Jaime 2217 | B34 Sicilian Defense: Accelerated Dragon, Modern Variation | 1 · mesa 2 |
| 3 may 2023 | Longa Yauca, Javier 2216 | 1-0 | Lazaro Azcutia, Miguel 1953 | D53 Queen's Gambit Declined | 1 · mesa 3 |
| 3 may 2023 | Ruiz Bellon, Manuel 1944 | 0-1 | Martinez Fernandez, Raul 2190 | A13 English Opening: Agincourt Defense | 1 · mesa 4 |
| 3 may 2023 | Centeno Mendoza, Julio Stefano 2148 | 1-0 | Roquero Redondo, Miguel 1936 | B22 Sicilian Defense: Alapin Variation | 1 · mesa 5 |
| 3 may 2023 | Palomo Monserrat, Lorenzo 1929 | 0-1 | Torres Boch, Jose Francisco 2139 | D35 Queen's Gambit Declined: Exchange Variation, Positional Variation | 1 · mesa 6 |
| 3 may 2023 | De La Puerta Cresis, Javier 2138 | 1-0 | Gaibor Gallardo, Gonzalo 1923 | B12 Caro-Kann Defense: Advance Variation, Short Variation | 1 · mesa 7 |
| 3 may 2023 | Moreno Torrero, Javier 1910 | 0-1 | Nunez Miranda, Adrian 2127 | B00 Pirc Defense | 1 · mesa 8 |
| 3 may 2023 | Fernandez Rosado, Roberto 2126 | 1-0 | Baeza Escudero, Javier 1906 | | 1 · mesa 9 |
| 3 may 2023 | Vazquez Gonzalez, Jesus 1905 | 0-1 | Rodriguez Avila, Alvaro 2114 | B22 Sicilian Defense: Alapin Variation | 1 · mesa 10 |
| 3 may 2023 | Tenorio Garcia, Joel 2100 | 1-0 | Martin Martin, Luis Vicente 1875 | C10 French Defense: Rubinstein Variation, Blackburne Defense | 1 · mesa 11 |
| 3 may 2023 | Marin Lopez, Jeronimo 1874 | ½-½ | Mota Cossio, Alberto 2087 | B43 Sicilian Defense: Kan Variation, Knight Variation | 1 · mesa 12 |
| 3 may 2023 | Torres Rebolledo, Alvaro 2082 | 1-0 | Vinas Lopez, Carlos 1874 | B22 Sicilian Defense: Alapin Variation, Smith-Morra Declined | 1 · mesa 13 |
| 3 may 2023 | Carela Ferrer, Francisco Javier 1869 | 1-0 | Vioque Gonzalez, Nicolas 2081 | C54 Italian Game: Classical Variation, Giuoco Pianissimo | 1 · mesa 14 |
| 3 may 2023 | Rodriguez Melendez, Juan Humbert 2069 | 0-1 | Marin Aso, Jose Luis 1864 | | 1 · mesa 15 |
| 3 may 2023 | Garcia Galeote, Lorenzo 1855 | 0-1 | Pastor Alonso De Prado, Alberto 2055 | A13 English Opening: Agincourt Defense | 1 · mesa 16 |
| 3 may 2023 | Luque Ibanes, Manuel 2047 | 1-0 | Fernandez Garcia, Ignacio 1840 | D11 Slav Defense: Modern Line | 1 · mesa 17 |
| 3 may 2023 | Sanchez Rodriguez, Jaime 1839 | 0-1 | Barraza Caracuel, Ignacio 2042 | A45 Trompowsky Attack | 1 · mesa 18 |
| 3 may 2023 | Martinez Garcia, Ruben 2030 | 1-0 | Vukotic Jovsic, Dragan 1836 | C41 Philidor Defense | 1 · mesa 19 |
| 3 may 2023 | Cardena Contreras, Javier 1819 | 0-1 | Perdomo Araujo, Angel Eduardo 2027 | B01 Scandinavian Defense: Gubinsky-Melts Defense | 1 · mesa 20 |
| 3 may 2023 | Moreno Lopez, Avelino 2008 | 1-0 | Sprenger de la Iglesia, Yevgeni 1807 | D43 Semi-Slav Defense | 1 · mesa 21 |
| 3 may 2023 | Blazquez Sanz, Oscar 1800 | 0-1 | Ruiz Vazquez, Javier 1983 | B90 Sicilian Defense: Najdorf Variation, English Attack | 1 · mesa 22 |
| 3 may 2023 | Estevez Sacristan, Deva 1978 | 1-0 | Lopez Herrero, Israel 1792 | B45 Sicilian Defense: Four Knights Variation, Exchange Variation | 1 · mesa 23 |
| 4 may 2023 | Pastor Alonso De Prado, Alberto 2055 | 0-1 | Horcajuelo Rocamora, Martin 2274 | A06 Nimzo-Larsen Attack: Classical Variation | 2 · mesa 1 |
| 4 may 2023 | Rey Martinez, Jaime 2217 | 1-0 | Torres Rebolledo, Alvaro 2082 | C90 Ruy Lopez: Closed, Pilnik Variation | 2 · mesa 2 |
| 4 may 2023 | Barraza Caracuel, Ignacio 2042 | 0-1 | Longa Yauca, Javier 2216 | C41 Philidor Defense: Lion Variation | 2 · mesa 3 |
| 4 may 2023 | Martinez Fernandez, Raul 2190 | ½-½ | Luque Ibanes, Manuel 2047 | C41 Philidor Defense: Lion Variation | 2 · mesa 4 |
| 4 may 2023 | Ruiz Vazquez, Javier 1983 | ½-½ | Centeno Mendoza, Julio Stefano 2148 | C50 Italian Game: Giuoco Pianissimo, Normal | 2 · mesa 5 |
| 4 may 2023 | Torres Boch, Jose Francisco 2139 | 1-0 | Martinez Garcia, Ruben 2030 | B96 Sicilian Defense: Najdorf Variation | 2 · mesa 6 |
| 4 may 2023 | Nunez Miranda, Adrian 2127 | ½-½ | Moreno Lopez, Avelino 2008 | D01 Rapport-Jobava System | 2 · mesa 7 |
| 4 may 2023 | Fernandez Rosado, Roberto 2126 | 1-0 | Estevez Sacristan, Deva 1978 | C10 French Defense: Paulsen Variation | 2 · mesa 8 |
| 4 may 2023 | Rodriguez Avila, Alvaro 2114 | 1-0 | Carela Ferrer, Francisco Javier 1869 | B38 Sicilian Defense: Accelerated Dragon, Maróczy Bind | 2 · mesa 9 |
| 4 may 2023 | Marin Aso, Jose Luis 1864 | 0-1 | Tenorio Garcia, Joel 2100 | A16 English Opening: Anglo-Indian Defense, Anglo-Grünfeld Variation | 2 · mesa 10 |
| 4 may 2023 | Mota Cossio, Alberto 2087 | 0-1 | Rodriguez Melendez, Juan Humbert 2069 | B51 Sicilian Defense: Moscow Variation | 2 · mesa 11 |
| 4 may 2023 | Vioque Gonzalez, Nicolas 2081 | 1-0 | Marin Lopez, Jeronimo 1874 | B00 Pirc Defense | 2 · mesa 12 |
| 4 may 2023 | Lozano Freras, Sergio 1971 | 1-0 | Garcia Galeote, Lorenzo 1855 | B00 Owen Defense | 2 · mesa 13 |
| 4 may 2023 | Martin Martin, Luis Vicente 1875 | ½-½ | Feal Albala, Alonso 1959 | A48 London System | 2 · mesa 14 |
| 4 may 2023 | Lazaro Azcutia, Miguel 1953 | 1-0 | Sanchez Rodriguez, Jaime 1839 | B01 Scandinavian Defense: Gubinsky-Melts Defense | 2 · mesa 15 |
| 4 may 2023 | Vinas Lopez, Carlos 1874 | 0-1 | Ruiz Bellon, Manuel 1944 | A80 Dutch Defense: Raphael Variation | 2 · mesa 16 |
| 4 may 2023 | Roquero Redondo, Miguel 1936 | 0-1 | Cardena Contreras, Javier 1819 | B29 Sicilian Defense: Nimzowitsch Variation, Closed Variation | 2 · mesa 17 |
| 4 may 2023 | Fernandez Garcia, Ignacio 1840 | 1-0 | Palomo Monserrat, Lorenzo 1929 | B50 Sicilian Defense: Modern Variations | 2 · mesa 18 |
| 4 may 2023 | Gaibor Gallardo, Gonzalo 1923 | 0-1 | Blazquez Sanz, Oscar 1800 | E91 King's Indian Defense: Orthodox Variation | 2 · mesa 19 |
| 4 may 2023 | Vukotic Jovsic, Dragan 1836 | 0-1 | Moreno Torrero, Javier 1910 | A46 Indian Defense: London System | 2 · mesa 20 |
| 4 may 2023 | Sprenger de la Iglesia, Yevgeni 1807 | 1-0 | Baeza Escudero, Javier 1906 | B06 Modern Defense | 2 · mesa 21 |
| 4 may 2023 | Lopez Herrero, Israel 1792 | 1-0 | Vazquez Gonzalez, Jesus 1905 | C00 French Defense: St. George Defense, Three Pawn Attack | 2 · mesa 22 |
| 5 may 2023 | Horcajuelo Rocamora, Martin 2274 | 0-1 | Fernandez Rosado, Roberto 2126 | C89 Ruy Lopez: Marshall Attack, Modern Main Line | 3 · mesa 1 |
| 5 may 2023 | Rodriguez Avila, Alvaro 2114 | 0-1 | Rey Martinez, Jaime 2217 | B32 Sicilian Defense: O'Kelly Variation, Maróczy Bind, Geller Line | 3 · mesa 2 |
| 5 may 2023 | Tenorio Garcia, Joel 2100 | 0-1 | Torres Boch, Jose Francisco 2139 | B90 Sicilian Defense: Najdorf Variation, Lipnitsky Attack | 3 · mesa 3 |
| 5 may 2023 | Moreno Lopez, Avelino 2008 | 0-1 | Martinez Fernandez, Raul 2190 | D37 Queen's Gambit Declined: Three Knights, Vienna Variation | 3 · mesa 4 |
| 5 may 2023 | Centeno Mendoza, Julio Stefano 2148 | ½-½ | Nunez Miranda, Adrian 2127 | C02 French Defense: Advance Variation, Lputian Variation | 3 · mesa 5 |