| 16 ago 2021 | Montoliu Cervero, Francisco 2420 | 1-0 | Ramirez Aucejo, Hector 1713 | B90 Sicilian Defense: Najdorf Variation | 1 · mesa 1 |
| 16 ago 2021 | Wahieb Hussein, Faisal 1711 | 0-1 | Garcia, Jhoel 2352 | E92 King's Indian Defense: Petrosian Variation | 1 · mesa 2 |
| 16 ago 2021 | Rubio Tent, Francisco 2331 | ½-½ | Perez Tomas, Sebastian 1708 | B32 Sicilian Defense: Accelerated Dragon | 1 · mesa 3 |
| 16 ago 2021 | Turner, Justin 1703 | ½-½ | Gavarrete, Nahun 2325 | A45 Indian Defense: Accelerated London System | 1 · mesa 4 |
| 16 ago 2021 | Moreno Ibanez, Miguel 2259 | 1-0 | Costa Iniesta, Prudencio 1694 | A05 King's Indian Attack: Symmetrical Defense | 1 · mesa 5 |
| 16 ago 2021 | Juan Soriano, Leo 1670 | 0-1 | Kovacevic, Slobodan 2225 | E10 Indian Defense: Anti-Nimzo-Indian | 1 · mesa 6 |
| 16 ago 2021 | Jordan Martinez, David 2140 | 1-0 | Ventura Monfort, Javier 1665 | B90 Sicilian Defense: Scheveningen Variation, English Attack, with f3 | 1 · mesa 7 |
| 16 ago 2021 | Verdejo Ruiz, Juan 1664 | 0-1 | Gonzalez Santamartina, Jorge 2130 | C50 Italian Game: Rosentreter Gambit | 1 · mesa 8 |
| 16 ago 2021 | Aymerich Rosell, Pablo 2128 | 1-0 | Gukasov, Artem 1651 | C09 French Defense: Tarrasch Variation, Open System, Main Line | 1 · mesa 9 |
| 17 ago 2021 | Garcia, Jhoel 2352 | 1-0 | Palomo Ruiperez, Bruno 1909 | E63 King's Indian Defense: Fianchetto Variation, Panno Variation | 2 · mesa 2 |
| 17 ago 2021 | Movsisyan, Tigran 1882 | 0-1 | Moreno Ibanez, Miguel 2259 | A42 Modern Defense: Kotov Variation | 2 · mesa 3 |
| 17 ago 2021 | Kovacevic, Slobodan 2225 | 1-0 | Benlloch Guirau, Alvaro 1891 | A48 Torre Attack: Fianchetto Defense | 2 · mesa 4 |
| 17 ago 2021 | Selva Salvador, Antonio 1882 | 0-1 | Jordan Martinez, David 2140 | D24 Queen's Gambit Accepted: Showalter Variation | 2 · mesa 5 |
| 17 ago 2021 | Gonzalez Santamartina, Jorge 2130 | 0-1 | Olivan Lopez, Dario 1882 | A17 English Opening: Anglo-Indian Defense, Hedgehog System | 2 · mesa 6 |
| 17 ago 2021 | Carcel Valero, Juan Antonio 1839 | 0-1 | Aymerich Rosell, Pablo 2128 | B33 Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | 2 · mesa 7 |
| 17 ago 2021 | Jordan Martinez, Miguel 2123 | 1-0 | Vinals del Campo, Hugo 1847 | B54 Sicilian Defense: Prins Variation | 2 · mesa 8 |
| 17 ago 2021 | Gil Provedo, Victor 1817 | 0-1 | Valdepenas Octavio, Javier 2112 | B22 Sicilian Defense: Alapin Variation, Barmen Defense | 2 · mesa 9 |
| 17 ago 2021 | Nunez Diaz, Daniel 1783 | 0-1 | Navarro Diaz, Carles 2085 | C10 French Defense: Rubinstein Variation | 2 · mesa 10 |
| 17 ago 2021 | Martinez Villena, David 1959 | 0-1 | Montoliu Cervero, Francisco 2420 | B70 Sicilian Defense: Dragon Variation, Classical Variation | 3 · mesa 1 |
| 17 ago 2021 | Luque Saiz, Javier 1945 | 0-1 | Garcia, Jhoel 2352 | B51 Sicilian Defense: Moscow Variation | 3 · mesa 2 |
| 17 ago 2021 | Moreno Ibanez, Miguel 2259 | 1-0 | Garcia Oviedo, Alejandro 2002 | B01 Scandinavian Defense: Main Line, Mieses Variation | 3 · mesa 3 |
| 17 ago 2021 | Leon Colan, Carlos Edmundo 1932 | ½-½ | Kovacevic, Slobodan 2225 | A45 Indian Defense: Tartakower Attack | 3 · mesa 4 |
| 17 ago 2021 | Jordan Martinez, David 2140 | 1-0 | Palao, Adriana 1930 | E24 Nimzo-Indian Defense: Sämisch Variation | 3 · mesa 5 |
| 17 ago 2021 | Aymerich Rosell, Pablo 2128 | 1-0 | Gonzalvez Tamarit, Ivan 1922 | B11 Caro-Kann Defense: Two Knights Attack, Mindeno Variation, Exchange Line | 3 · mesa 6 |
| 17 ago 2021 | Olivan Lopez, Dario 1882 | 0-1 | Jordan Martinez, Miguel 2123 | C00 French Defense: Schlechter Variation | 3 · mesa 7 |
| 17 ago 2021 | Valdepenas Octavio, Javier 2112 | ½-½ | Bertomeu Ginestar, Antoni 1919 | B76 Sicilian Defense: Dragon Variation, Yugoslav Attack, Modern Line | 3 · mesa 8 |
| 17 ago 2021 | Navarro Diaz, Carles 2085 | 1-0 | Salvador Buiza, Victor 1749 | C45 Scotch Game: Potter Variation | 3 · mesa 9 |
| 18 ago 2021 | Montoliu Cervero, Francisco 2420 | 1-0 | Aymerich Rosell, Pablo 2128 | B33 Sicilian Defense: Lasker-Pelikan Variation, Sveshnikov Variation, Chelyabinsk Variation | 4 · mesa 1 |
| 18 ago 2021 | Garcia, Jhoel 2352 | 1-0 | Navarro Diaz, Carles 2085 | A15 English Opening: Anglo-Indian Defense, King's Indian Formation | 4 · mesa 2 |
| 18 ago 2021 | Jordan Martinez, Miguel 2123 | 0-1 | Moreno Ibanez, Miguel 2259 | B40 Sicilian Defense: French Variation, Normal | 4 · mesa 3 |
| 18 ago 2021 | Guardiola Guillot, Lucas 2047 | 0-1 | Jordan Martinez, David 2140 | A36 English Opening: Symmetrical Variation, Ultra-Symmetrical Variation | 4 · mesa 4 |
| 18 ago 2021 | Perez Garcia, Jose Miguel 1898 | ½-½ | Gavarrete, Nahun 2325 | E94 King's Indian Defense: Orthodox Variation, Positional Defense, Closed Line | 4 · mesa 5 |
| 18 ago 2021 | Kovacevic, Slobodan 2225 | 1-0 | Gutierrez Marco, Dario 1898 | A48 Torre Attack: Fianchetto Defense | 4 · mesa 6 |
| 18 ago 2021 | Rios Garcia, Miguel 1856 | 0-1 | Jordan Arenas, Manuel 2091 | B12 Caro-Kann Defense: Advance Variation, Botvinnik-Carls Defense | 4 · mesa 8 |
| 18 ago 2021 | Monmeneu Chulia, Victor 2014 | 0-1 | Leon Colan, Carlos Edmundo 1932 | B10 Caro-Kann Defense | 4 · mesa 9 |
| 18 ago 2021 | Gonzalez Santamartina, Jorge 2130 | 1-0 | Turner, Justin 1703 | A30 English Opening: Symmetrical Variation | 4 · mesa 10 |
| 19 ago 2021 | Moreno Ibanez, Miguel 2259 | 0-1 | Montoliu Cervero, Francisco 2420 | B51 Sicilian Defense: Moscow Variation | 5 · mesa 1 |
| 19 ago 2021 | Jordan Martinez, David 2140 | 0-1 | Garcia, Jhoel 2352 | D01 Rapport-Jobava System | 5 · mesa 2 |
| 19 ago 2021 | Jordan Arenas, Manuel 2091 | 0-1 | Kovacevic, Slobodan 2225 | A34 English Opening: Symmetrical Variation, Three Knights Variation | 5 · mesa 3 |
| 19 ago 2021 | Leon Colan, Carlos Edmundo 1932 | ½-½ | Valdepenas Octavio, Javier 2112 | A49 Indian Defense: Przepiorka Variation | 5 · mesa 4 |
| 19 ago 2021 | Gavarrete, Nahun 2325 | 1-0 | Palao, Adriana 1930 | A15 English Opening: Anglo-Indian Defense, King's Knight Variation | 5 · mesa 5 |
| 19 ago 2021 | Bertomeu Ginestar, Antoni 1919 | ½-½ | Gonzalez Santamartina, Jorge 2130 | C54 Italian Game: Classical Variation, Giuoco Pianissimo | 5 · mesa 6 |
| 19 ago 2021 | Aymerich Rosell, Pablo 2128 | ½-½ | Perez Garcia, Jose Miguel 1898 | B10 Caro-Kann Defense: Two Knights Attack | 5 · mesa 7 |
| 19 ago 2021 | Selva Salvador, Antonio 1882 | 0-1 | Jordan Martinez, Miguel 2123 | D00 Queen's Pawn Game: Accelerated London System | 5 · mesa 8 |
| 19 ago 2021 | Navarro Diaz, Carles 2085 | 1-0 | Gonzalvez Tamarit, Ivan 1922 | B12 Caro-Kann Defense: Maróczy Variation, Maróczy Gambit | 5 · mesa 9 |
| 19 ago 2021 | Vinals del Campo, Hugo 1847 | ½-½ | Guardiola Guillot, Lucas 2047 | C00 French Defense: Schlechter Variation | 5 · mesa 10 |
| 19 ago 2021 | Garcia, Jhoel 2352 | 1-0 | Montoliu Cervero, Francisco 2420 | B94 Sicilian Defense: Najdorf Variation | 6 · mesa 1 |
| 19 ago 2021 | Kovacevic, Slobodan 2225 | 0-1 | Gavarrete, Nahun 2325 | A43 Indian Defense: Pseudo-Benko | 6 · mesa 2 |
| 19 ago 2021 | Valdepenas Octavio, Javier 2112 | 0-1 | Moreno Ibanez, Miguel 2259 | B60 Sicilian Defense: Richter-Rauzer Variation, Modern Variation | 6 · mesa 3 |
| 19 ago 2021 | Navarro Diaz, Carles 2085 | ½-½ | Jordan Martinez, David 2140 | C00 French Defense: Chigorin Variation | 6 · mesa 4 |