33rd ProAm Copa Clarin Op Villa Martelli ARG· Oct 17 – 25, 2026 | Oct 17 – 25, 2026 | Classical | 125 | 1954 | 389 |
ch-CHN Women's Rapid 2026 Shenzhen CHN· Oct 21 – 24, 2026 | Oct 21 – 24, 2026 | Rapid | 16 | 2260 | 63 |
22nd Chefchaouen Op 2026 Chefchaouen MAR· Oct 18 – 24, 2026 | Oct 18 – 24, 2026 | Classical | 107 | 1892 | 132 |
1st Gambit IM Closed 2026 Prague CZE· Oct 19 – 24, 2026 | Oct 19 – 24, 2026 | Classical | 10 | 2254 | 45 |
43rd Muensterland Open Muenster GER· Oct 17 – 24, 2026 | Oct 17 – 24, 2026 | Classical | 76 | 2106 | 201 |
Yerevan Rising Stars IM Yerevan ARM· Oct 17 – 23, 2026 | Oct 17 – 23, 2026 | Classical | 10 | 2370 | 45 |
Yerevan Rising Stars GM Yerevan ARM· Oct 17 – 23, 2026 | Oct 17 – 23, 2026 | Classical | 10 | 2436 | 45 |
4th Annemasse Masters Annemasse FRA· Oct 17 – 23, 2026 | Oct 17 – 23, 2026 | Blitz | 44 | 2308 | 71 |
30th ECC Women 2026 Budva MNE· Oct 17 – 23, 2026 | Oct 17 – 23, 2026 | Classical | 99 | 2117 | 308 |
41st ECC Open 2026 Budva MNE· Oct 17 – 23, 2026 | Oct 17 – 23, 2026 | Classical | 425 | 2323 | 630 |
ch-USA w 2026 Saint Louis USA· Oct 9 – 21, 2026 | Oct 9 – 21, 2026 | Classical | 12 | 2351 | 66 |
ch-USA 2026 Saint Louis USA· Oct 9 – 21, 2026 | Oct 9 – 21, 2026 | Classical | 12 | 2687 | 66 |
FIDE World U11 Women 2026 Roquetas de Mar ESP· Oct 14 – 20, 2026 | Oct 14 – 20, 2026 | Blitz | 29 | 1718 | 66 |
FIDE World U11 Open 2026 Roquetas de Mar ESP· Oct 14 – 20, 2026 | Oct 14 – 20, 2026 | Blitz | 45 | 1878 | 88 |
FIDE World U13 Women 2026 Roquetas de Mar ESP· Oct 14 – 20, 2026 | Oct 14 – 20, 2026 | Blitz | 34 | 1817 | 110 |
FIDE World U13 Open 2026 Roquetas de Mar ESP· Oct 14 – 20, 2026 | Oct 14 – 20, 2026 | Blitz | 53 | 1997 | 154 |
FIDE World U15 Women 2026 Roquetas de Mar ESP· Oct 14 – 20, 2026 | Oct 14 – 20, 2026 | Blitz | 34 | 1859 | 123 |
FIDE World U15 Open 2026 Roquetas de Mar ESP· Oct 14 – 20, 2026 | Oct 14 – 20, 2026 | Blitz | 66 | 2059 | 209 |
FIDE World U17 Women 2026 Roquetas de Mar ESP· Oct 14 – 20, 2026 | Oct 14 – 20, 2026 | Blitz | 39 | 1936 | 131 |
FIDE World U17 Open 2026 Roquetas de Mar ESP· Oct 14 – 20, 2026 | Oct 14 – 20, 2026 | Blitz | 69 | 2119 | 298 |
Atyrau Chess Open 2026 Atyrau KAZ· Oct 12 – 20, 2026 | Oct 12 – 20, 2026 | Blitz | 50 | 1940 | 99 |
Atyrau Chess Masters Open Atyrau KAZ· Oct 12 – 20, 2026 | Oct 12 – 20, 2026 | Blitz | 109 | 2382 | 480 |
Texas Collegiate Finals Brownsville, TX USA· Oct 17 – 18, 2026 | Oct 17 – 18, 2026 | Blitz | 25 | 2364 | 48 |
Xinghua CCA Master 2026 Xinghua CHN· Oct 16 – 18, 2026 | Oct 16 – 18, 2026 | Classical | 37 | 1879 | 88 |
Ganja Open 2026 Ganja AZE· Oct 12 – 18, 2026 | Oct 12 – 18, 2026 | Blitz | 47 | 2043 | 204 |
28th Hoogeveen Open 2026 Hoogeveen NED· Oct 10 – 18, 2026 | Oct 10 – 18, 2026 | Classical | 57 | 2142 | 240 |
16th Dziedzica Mem 2026 Trzcianka POL· Oct 18, 2026 | Oct 18, 2026 | Blitz | 65 | 2021 | 90 |
TCh-CZE 1 Liga Vychod Czech Republic CZE· Jan 4 – Oct 18, 2026 | Jan 4 – Oct 18, 2026 | Classical | 217 | 2186 | 382 |
TCh-CZE 1 Liga Zapad Czech Republic CZE· Jan 4 – Oct 18, 2026 | Jan 4 – Oct 18, 2026 | Classical | 212 | 2189 | 378 |
Budapest 1 Week Oct IM-B Budapest HUN· Oct 12 – 17, 2026 | Oct 12 – 17, 2026 | Classical | 10 | 2255 | 44 |
Budapest 1 Week Oct IM-A Budapest HUN· Oct 12 – 17, 2026 | Oct 12 – 17, 2026 | Classical | 10 | 2251 | 45 |
Budapest 1 Week Oct GM-B Budapest HUN· Oct 12 – 17, 2026 | Oct 12 – 17, 2026 | Classical | 10 | 2407 | 42 |
Budapest 1 Week Oct GM-A Budapest HUN· Oct 12 – 17, 2026 | Oct 12 – 17, 2026 | Classical | 10 | 2410 | 45 |
Amager CA Centenary IM Copenhagen DEN· Oct 12 – 17, 2026 | Oct 12 – 17, 2026 | Blitz | 10 | 2317 | 45 |
Amager CA Centenary GM Copenhagen DEN· Oct 12 – 17, 2026 | Oct 12 – 17, 2026 | Blitz | 10 | 2447 | 45 |
Sarajevo GM Mix Oct 2026 Sarajevo BIH· Oct 16 – 17, 2026 | Oct 16 – 17, 2026 | Classical | 64 | 2305 | 60 |
FISU World Uni Clas Women Liaocheng CHN· Oct 11 – 16, 2026 | Oct 11 – 16, 2026 | Classical | 31 | 1987 | 135 |
FISU World Uni Classical Liaocheng CHN· Oct 11 – 16, 2026 | Oct 11 – 16, 2026 | Classical | 39 | 2250 | 171 |
36th NATO Chess 2026 Jurmala LAT· Oct 12 – 16, 2026 | Oct 12 – 16, 2026 | Classical | 136 | 1947 | 473 |
Spilimbergo GM 2026 Spilimbergo ITA· Oct 7 – 15, 2026 | Oct 7 – 15, 2026 | Classical | 10 | 2465 | 45 |
Pan-Am Seniors +65 2026 San Salvador ESA· Oct 10 – 15, 2026 | Oct 10 – 15, 2026 | Blitz | 37 | 1868 | 161 |
Pan-Am Seniors +50 2026 San Salvador ESA· Oct 10 – 15, 2026 | Oct 10 – 15, 2026 | Blitz | 31 | 2022 | 132 |
Pan-Am Masters +35 2026 San Salvador ESA· Oct 10 – 15, 2026 | Oct 10 – 15, 2026 | Blitz | 10 | 1920 | 45 |
TCh-SRB Super Liga 2026 Vrnjacka Banja SRB· Oct 4 – 14, 2026 | Oct 4 – 14, 2026 | Classical | 87 | 2362 | 393 |
FISU World Uni Blitz w Liaocheng CHN· Oct 14, 2026 | Oct 14, 2026 | Blitz | 28 | 2025 | 126 |
FISU World Uni Blitz Liaocheng CHN· Oct 14, 2026 | Oct 14, 2026 | Blitz | 37 | 2250 | 162 |
Shenzhen Nanshan 2026 Shenzhen CHN· Oct 9 – 12, 2026 | Oct 9 – 12, 2026 | Blitz | 12 | 2564 | 48 |
TCh-ESP Rapid 2026 Albacete ESP· Oct 11 – 12, 2026 | Oct 11 – 12, 2026 | Rapid | 150 | 2098 | 255 |
German Youth Teams 2026 Duderstadt GER· Oct 8 – 12, 2026 | Oct 8 – 12, 2026 | Classical | 154 | 1914 | 504 |
2nd La Nucia RR 2026 La Nucia ESP· Oct 6 – 12, 2026 | Oct 6 – 12, 2026 | Blitz | 10 | 2394 | 45 |