Cascavel, Araguari and Guayaquil Anchor South America's September

Most of South America’s 640 tracked events in September were rapid (514, against 123 classical). This look back covers the bigger classical events, and Brazil supplied most of the larger opens. The biggest field, though, was in Ecuador.

Guayaquil draws the largest field

XVII JUEGOS DEPORTIVOS NACIONALES DE MENORES ran September 20 to 24 in Guayaquil, Guayas. It registered 145 players, the highest figure in the list. The organizer was the Viceministerio del Deporte.

Brazil’s opens

The Absoluto - II Araguari International Chess Open took place September 24 to 27 at the Ginasio Poliesportivo General Mario Brum Negreiros in Araguari/MG. It had 91 players.

Earlier in the month, the I Torneio Internacional de Cascavel ran September 4 to 7 in the social hall of the Associação Atlética Comercial de Cascavel. It drew 108 players, the biggest Brazilian field on the list.

The same weekend, the Aberto do Brasil Guarapari Chess Open was held at the Gaeta Hotel in Meaipe, Guarapari, with 31 players. The Aberto do Brasil Recife - XV Memorial Miguel followed on September 5 to 7 in Recife, with 60 entries and the Federação Pernambucana de Xadrez as organizer.

Smaller Brazilian classical events filled out the month. The 2º Chess Open Xadrez Educa ran September 11 to 13 in Rio Negrinho, Santa Catarina, with 65 players. The Aquecimento Manaus Chess Open ran September 10 to 13 with 18.

Argentina and the longer schedules

One of the two longest events on the list was the III Abierto Internacional Masters Ciudad, played September 4 to 12 at the Honorable Concejo Deliberante in Tigre. Fifty players entered. The Escuela Municipal de Ajedrez Tigre organized it.

In Santa Fe, the Torneo Selección de Rosario 2026 ran September 11 to 20 with 29 players. Its title carries the note that it counts toward FIDE Elo.

Late in the month, the Campeonato Abierto de Ajedrez de la Provincia ran September 25 to 27 in Mar Azul, Buenos Aires province. It had 79 players.

Paraguay, Venezuela, Peru and Colombia

Paraguay’s Octavo Grand Prix Ajedrez del Este 2026 ran September 4 to 6 at Club Area 1 with 46 players. In Venezuela, the Festival de Ajedrez Copa Estrategia del Rey took place September 12 and 13 in Puerto Ordaz and had 44.

Peru’s II Festival de Ajedrez Ciudad de Huamachuco ran the same two days with 35 players, at the Coliseo del Colegio Cesar Vallejo.

Colombia hosted two events. The Juegos Departamentales Intercolegiados ran September 15 to 17 with 70 players. The 1° Clasificatorio a los VII Juegos Paranacionales ran September 23 to 26 at the Unidad Deportiva El Salitre sports complex, organized by FECOLDES, with 28 players.

Several Festival Mirandino De La Juventud 2026 sections were listed separately for September 18 and 19 in Los Cortijos, Miranda state. The one linked here had six players, and the others had three or four.