| PGN | | Event Name | City | Sys | Start | End | Received | I |
|
Tournaments registered for August 2021 (2021-08-01)
|
| |  | III Open Internacional Blitz Festa Major Barbera del Valles 2021 | Barbera del Valles | s | 2021-07-10 | 2021-07-10 | 2021-07-30 | Inf. |
 | | XL Open Internacional "Villa de Benasque" | Benasque (Huesca) | s | 2021-07-05 | 2021-07-14 | 2021-07-30 | Inf. |
| | | L Social del Tres Peons | Barcelona | s | 2021-05-07 | 2021-06-25 | 2021-07-26 | Inf. |
| | | XVI Torneo Scacorum 2021 | Lugo | s | 2021-06-12 | 2021-06-13 | 2021-07-26 | Inf. |
| | | Division de Honor Norte 2021 | Comunidad Valenciana | t | 2021-04-18 | 2021-06-27 | 2021-07-27 | Inf. |
| | | IV Open de Ajedrez Canfranc IRT SUB 2200 | Canfranc | s | 2021-06-25 | 2021-06-27 | 2021-07-19 | Inf. |
| | | Obert de Primavera Club Barcelona 2021 | Barcelona | s | 2021-04-24 | 2021-06-19 | 2021-07-30 | Inf. |
| | | Tancat Aficionats de Primavera Club Barcelona 2021 | Barcelona | r | 2021-04-24 | 2021-06-19 | 2021-07-30 | Inf. |
| | | Tancat FIDE de Primavera Club Barcelona 2021 | Barcelona | r | 2021-04-24 | 2021-06-19 | 2021-07-30 | Inf. |
| | | Campeonato Absoluto Ciudad de Lucena | Lucena | s | 2021-06-06 | 2021-07-11 | 2021-07-26 | Inf. |
| | | Division de Honor Centro 2021 | Comunidad Valenciana | t | 2021-04-18 | 2021-06-27 | 2021-07-19 | Inf. |
| | | Division de Honor Sur 2021 | Comunidad Valenciana | t | 2021-04-18 | 2021-06-27 | 2021-07-19 | Inf. |
| | | XLVI Abierto Internacional Ciudad de Sevilla 2021 | Sevilla | s | 2021-06-30 | 2021-07-04 | 2021-07-19 | Inf. |
| | | Torneo A - I Cerrado Internacional Maestros Ciudad de Sevilla 2021 | Sevilla | r | 2021-07-05 | 2021-07-09 | 2021-07-26 | Inf. |
| | | Torneo B - I Cerrado Internacional Maestros Ciudad de Sevilla 2021 | Sevilla | r | 2021-07-05 | 2021-07-09 | 2021-07-26 | Inf. |
| | | Torneig de Promocio Amposta | Amposta | s | 2021-05-15 | 2021-06-26 | 2021-07-26 | Inf. |
| | | Liga Gran Canaria Equipos Cat. Preferente 2021 | Las Palmas de Gran Canaria | t | 2021-05-08 | 2021-07-03 | 2021-07-30 | Inf. |
| | | Liga Gran Canaria Equipos Cat. Primera A 2021 | Las Palmas de Gran Canaria | t | 2021-05-08 | 2021-07-10 | 2021-07-30 | Inf. |
| | | Liga Gran Canaria Equipos Cat. Primera B 2021 | Las Palmas de Gran Canaria | t | 2021-05-08 | 2021-07-10 | 2021-07-30 | Inf. |
| | | Liga Gran Canaria Equipos Cat. Segunda A 2021 | Las Palmas de Gran Canaria | t | 2021-05-08 | 2021-07-10 | 2021-07-27 | Inf. |
| | | Liga Gran Canaria Equipos Cat. Segunda B 2021 | Las Palmas de Gran Canaria | t | 2021-05-08 | 2021-07-10 | 2021-07-30 | Inf. |
| | | Liga Gran Canaria Equipos Cat. Tercera Senior 2021 | Las Palmas de Gran Canaria | t | 2021-05-08 | 2021-07-10 | 2021-07-27 | Inf. |
| | | I Abierto Internacional de Ajedrez "Ciudad de Conil" | Conil de la Frontera | s | 2021-07-15 | 2021-07-18 | 2021-07-30 | Inf. |
| | | Cto de Extremadura Por Equipos de Division de Honor 2021 | Almendralejo (Badajoz) | t | 2021-06-26 | 2021-06-26 | 2021-07-08 | Inf. |
| | | Cto de Extremadura Por Equipos de 1 Division 2021 | Almendralejo (Badajoz) | t | 2021-06-26 | 2021-06-26 | 2021-07-08 | Inf. |
| | | I Maxistral O Teu Xacobeo | Lugo | r | 2021-06-18 | 2021-06-25 | 2021-07-08 | Inf. |
| | | Torneigs 6 julio Barcelona Chess Club GM Grup | Barcelona | r | 2021-07-06 | 2021-07-12 | 2021-07-30 | Inf. |
| | | Torneigs 6 julio Barcelona Chess MI Grup | Barcelona | r | 2021-07-06 | 2021-07-12 | 2021-07-30 | Inf. |
| | | VI Torneig Escacs Actius EEM 2021 | Martorell | s | 2021-07-18 | 2021-07-18 | 2021-07-30 | Inf. |
| | | II Magistral Ajedrez Escuela Biblioteca Rey Ardid | Zaragoza (Spain) | r | 2021-06-28 | 2021-07-04 | 2021-07-19 | Inf. |
| | | Absoluto CTL Salamanca 2021 | CTL | s | 2021-06-18 | 2021-06-27 | 2021-07-30 | Inf. |
| | | I Llinars International Chess Open 2021 | Llinars del Valles | s | 2021-06-25 | 2021-07-03 | 2021-07-26 | Inf. |
| | | XII Abierto Internacional Carlos I Silgar | Sanxenxo | s | 2021-06-26 | 2021-07-04 | 2021-07-19 | Inf. |
| | | 45 Anivo do Grupo Bazan | Ferrol | s | 2021-07-11 | 2021-07-11 | 2021-07-30 | Inf. |
| | | Cto de Extremadura Por Equipos de 2 Division 2021 | Almendralejo (Badajoz) | t | 2021-07-10 | 2021-07-10 | 2021-07-27 | Inf. |
| | | VIII International Chess Festival Vila de Platja Aro Grup A | Platja d Aro | s | 2021-06-25 | 2021-07-02 | 2021-07-26 | Inf. |
| | | VIII International Chess Festival Vila de Platja Aro Grup B | Platja d Aro | s | 2021-06-27 | 2021-07-03 | 2021-07-26 | Inf. |
| | | Campeonato de Asturias Individual Primera 2021 | Tudela Agueria | s | 2021-05-29 | 2021-07-17 | 2021-07-30 | Inf. |
| | | Campeonato de Asturias Individual Segunda 2021 | Tudela Agueria | s | 2021-05-29 | 2021-07-17 | 2021-07-30 | Inf. |
| | | Campeonato de Asturias Individual Tercera 2021 | Tudela Agueria | s | 2021-05-29 | 2021-07-17 | 2021-07-30 | Inf. |
| | | Campeonato de Asturias Individual Cuarta 2021 | Tudela Agueria | s | 2021-05-29 | 2021-07-17 | 2021-07-30 | Inf. |
| | | Tancat Memorial Jaume Anguera MC | Barcelona | r | 2021-07-03 | 2021-07-11 | 2021-07-30 | Inf. |
| | | Tancat Memorial Jaume Anguera Tram A | Barcelona | r | 2021-07-03 | 2021-07-11 | 2021-07-30 | Inf. |
| | | Tancat Memorial Jaume Anguera Tram B | Barcelona | r | 2021-07-03 | 2021-07-11 | 2021-07-30 | Inf. |
| | | Abierto Internacional Valencia Cuna de Ajedrez | Torrente | s | 2021-07-19 | 2021-07-25 | 2021-07-30 | Inf. |
| | | Tancat Memorial Jaume Anguera Tram C | Barcelona | r | 2021-07-03 | 2021-07-11 | 2021-07-30 | Inf. |
| | | I Torneo Concello de Camarinas sub2200 | Camarinas | s | 2021-07-03 | 2021-07-04 | 2021-07-26 | Inf. |
| | | I Open Internacional Salauris Clasico FIDE Sub 2200 | Salou | s | 2021-06-25 | 2021-06-27 | 2021-07-19 | Inf. |
| | | Cto. Espana Individual Sub 10 | Salobrena, Granada | s | 2021-06-28 | 2021-07-03 | 2021-07-26 | Inf. |
| | | Cto. Espana Individual Sub 12 | Salobrena, Granada | s | 2021-07-05 | 2021-07-10 | 2021-07-26 | Inf. |
| | | Cto. Espana Individual Sub 14 | Salobrena, Granada | s | 2021-07-12 | 2021-07-17 | 2021-07-30 | Inf. |
| | | Cto. Espana Individual Sub 16 | Salobrena, Granada | s | 2021-07-19 | 2021-07-24 | 2021-07-30 | Inf. |
| | | Cto. Espana Individual Sub 10 Ajedrez Rapido | Salobrena, Granada | s | 2021-07-03 | 2021-07-04 | 2021-07-26 | Inf. |
| | | Cto. Espana Individual Sub 12 Ajedrez Rapido | Salobrena, Granada | s | 2021-07-10 | 2021-07-11 | 2021-07-26 | Inf. |
| | | Cto. Espana Individual Sub 14 Ajedrez Rapido | Salobrena, Granada | s | 2021-07-17 | 2021-07-18 | 2021-07-30 | Inf. |
| | | Cto. Espana Individual Sub 16 Ajedrez Rapido | Salobrena, Granada | s | 2021-07-24 | 2021-07-25 | 2021-07-30 | Inf. |
| | | Cto. Espana Parejas Mixtas | Benasque, Huesca | s | 2021-07-10 | 2021-07-11 | 2021-07-26 | Inf. |
| | | Regional CTM Femenino 2021 | Albacete | s | 2021-07-01 | 2021-07-04 | 2021-07-19 | Inf. |
| | | Regional CTM Absoluto y Veteranos 2021 | Albacete | s | 2021-07-01 | 2021-07-04 | 2021-07-26 | Inf. |
| | | Final Division de Honor | Valencia | t | 2021-07-03 | 2021-07-04 | 2021-07-27 | Inf. |
| | | Autonomico Cerrado FACV | Valencia | r | 2021-07-15 | 2021-07-18 | 2021-07-26 | Inf. |
| | | Cto Navarro Por Equipos Especial 2021 | Pamplona | t | 2021-06-05 | 2021-06-26 | 2021-07-08 | Inf. |
| | | Torneo Magistral Abierto | Alicante | s | 2021-07-05 | 2021-07-11 | 2021-07-26 | Inf. |
| | | Torneo Magistral Norma Maestro Internacional | Alicante | r | 2021-07-05 | 2021-07-11 | 2021-07-26 | Inf. |
| | | I Torneo Cerrado Club Ajedrez Toledo 2021 | Toledo | r | 2021-07-10 | 2021-07-11 | 2021-07-26 | Inf. |
| | | 10 Torneo Internacional de Ajedrez Tabiya Alcoy 2021 | Alcoy | r | 2021-07-04 | 2021-07-04 | 2021-07-26 | Inf. |
| | | Torneigs 6 julio Barcelona Chess Club Amateur Grup | Barcelona | r | 2021-07-06 | 2021-07-12 | 2021-07-30 | Inf. |
| | | Torneigs 6 julio Barcelona Chess Club FIDE Grup | Barcelona | r | 2021-07-06 | 2021-07-12 | 2021-07-30 | Inf. |
| | | II Sub-1600 Gambito Benimaclet | Valencia | s | 2021-07-10 | 2021-07-11 | 2021-07-27 | Inf. |
| | | Torneigs 6 julio Barcelona Chess MI Grup B | Barcelona | r | 2021-07-06 | 2021-07-12 | 2021-07-30 | Inf. |
| | | II International Cup World Chess City of Silla | Silla | r | 2021-07-02 | 2021-07-02 | 2021-07-26 | Inf. |
| | | Absoluto CTL 2021 | CTL | s | 2021-07-20 | 2021-07-25 | 2021-07-30 | Inf. |
| | | XIX Alonso Leira | Ferrol | s | 2021-07-12 | 2021-07-20 | 2021-07-30 | Inf. |
| | | XVI Mestre Rodrigo | Ferrol | s | 2021-07-12 | 2021-07-20 | 2021-07-30 | Inf. |
| | | Torneo Internacional Ajedrez Tajamar- MAESTROS I | Madrid | s | 2021-06-25 | 2021-07-03 | 2021-07-26 | Inf. |
| | | Torneo Internacional Ajedrez Tajamar- MAESTROS II | Madrid | s | 2021-06-25 | 2021-07-03 | 2021-07-26 | Inf. |
| | | Absoluto Rapido CTL Burgos 2021 | Cardenadijo (Burgos) | s | 2021-07-10 | 2021-07-10 | 2021-07-26 | Inf. |
| | | Campeonato de Euskadi de Veteranos | Elgoibar | s | 2021-07-03 | 2021-07-04 | 2021-07-19 | Inf. |
| | | Liga de Lanzarote por Equipos 2021 | Lanzarote (Las Palmas) | t | 2021-07-03 | 2021-07-11 | 2021-07-27 | Inf. |
| | | Campionat de Mallorca Llampec | Algaida | s | 2021-07-17 | 2021-07-17 | 2021-07-30 | Inf. |
| | | IV Concello de Zas | Baio | s | 2021-07-24 | 2021-07-24 | 2021-07-30 | Inf. |
| | | XIV Memorial Miro | Arteixo | s | 2021-07-25 | 2021-07-25 | 2021-07-30 | Inf. |
| | | Festival Illa Fantasia | Vilassar de Dalt | s | 2021-07-17 | 2021-07-17 | 2021-07-30 | Inf. |
| Tournament System: r = Round Robin,d = Double RR, s = Swiss, t = Team, m = Match |
