| Merv Morrison Memorial 2024Auckland, New Zealand· Oct 25 – 28, 2024 | Oct 25 – 28, 2024 | Blitz | 15 | 1908 | 12 |
| Colombian Intercolegiados Finals 2023 | Blitz Juvenil Femenino· May 12 – Oct 28, 2024 | May 12 – Oct 28, 2024 | Blitz | 30 | 1744 | 77 |
| Campeonato Centroamericano y del Caribe 2024 AbsolutoHotel Verdanza, Isla Verde, Carolina, Puerto Rico· Apr 26 – Oct 28, 2024 | Apr 26 – Oct 28, 2024 | Blitz | 47 | 1923 | 78 |
| 1. Charity Memorial for Ukrainian Chess Playersø· Mar 15 – Oct 28, 2024 | Mar 15 – Oct 28, 2024 | Classical | 61 | 2010 | 55 |
| Colonia Sant Jordi Round Robin 2024 | IM· Oct 19 – 27, 2024 | Oct 19 – 27, 2024 | Classical | 7 | 2283 | 8 |
| PRO-AM International Chess Open Vicente López 2024· Oct 20 – 27, 2024 | Oct 20 – 27, 2024 | Classical | 23 | 2282 | 17 |
| Novo mesto Open 2024· Oct 25 – 27, 2024 | Oct 25 – 27, 2024 | Classical | 30 | 1901 | 35 |
Vezerkepzo IM Oct 2024 Budapest HUN· Oct 20 – 27, 2024 | Oct 20 – 27, 2024 | Classical | 8 | 2313 | 31 |
3. Colonia IM 2024 Colonia de Sant Jordi ESP· Oct 19 – 27, 2024 | Oct 19 – 27, 2024 | Classical | 10 | 2269 | 30 |
1. Kingdom Of Chess Open Udaipur IND· Oct 23 – 27, 2024 | Oct 23 – 27, 2024 | Classical | 73 | 1826 | 90 |
Colonia Sant Jordi Round Robin 2024 | IM Colonia de Sant Jordi ESP· Oct 19 – 27, 2024 | Oct 19 – 27, 2024 | Classical | 9 | 2263 | 12 |
| Campeonato de Sevilla Absoluto Femenino y Sub18 2024· Sep 7 – Oct 27, 2024 | Sep 7 – Oct 27, 2024 | Classical | 23 | 1921 | 17 |
III Colonia IM 2024 Colonia de Sant Jordi ESP· Oct 19 – 27, 2024 | Oct 19 – 27, 2024 | Classical | 10 | 2269 | 28 |
Jack Taylor mem. Victoria CAN· Oct 25 – 27, 2024 | Oct 25 – 27, 2024 | Classical | 20 | 1809 | 22 |
Winnpeg October ALTO Winnipeg CAN· Oct 26 – 27, 2024 | Oct 26 – 27, 2024 | Classical | 11 | 1768 | 15 |
| 2. Berlin U25 Open· Oct 21 – 27, 2024 | Oct 21 – 27, 2024 | Classical | 37 | 2348 | 30 |
| New York 1924 Centennial Super Swiss· Jul 16 – Oct 27, 2024 | Jul 16 – Oct 27, 2024 | Classical | 34 | 2322 | 27 |
| 3. Kiss Gyula Chess Memorial 2024· Oct 23 – 27, 2024 | Oct 23 – 27, 2024 | Classical | 12 | 2077 | 15 |
Lviv Rapid Championship Lvov UKR· Oct 26 – 27, 2024 | Oct 26 – 27, 2024 | Rapid | 19 | 1803 | 24 |
Lviv Rapid Championship 2024 Lvov UKR· Oct 26 – 27, 2024 | Oct 26 – 27, 2024 | Rapid | 10 | 1892 | 11 |
| 46. International Chess Open Città di Arco | Open A· Oct 5 – 27, 2024 | Oct 5 – 27, 2024 | Classical | 170 | 1921 | 222 |
| Bharatiya Naveena Kreeda Utsav - Chess Festival 2024 | Rapid· Oct 27, 2024 | Oct 27, 2024 | Rapid | 82 | 1941 | 74 |
| 23. European Youth Rapid Championship 2024 | U12· Aug 17 – Oct 27, 2024 | Aug 17 – Oct 27, 2024 | Rapid | 46 | 1880 | 60 |
| 1. Kingdom of Chess International Open 2024· May 24 – Oct 27, 2024 | May 24 – Oct 27, 2024 | Classical | 37 | 1900 | 24 |
31. ProAm Copa Clarin Op Villa Martelli ARG· Oct 19 – 27, 2024 | Oct 19 – 27, 2024 | Classical | 80 | 2100 | 134 |
1st Kingdom Of Chess Open Udaipur IND· Oct 23 – 27, 2024 | Oct 23 – 27, 2024 | Classical | 84 | 1794 | 118 |
31st ProAm Copa Clarin Op Villa Martelli ARG· Oct 19 – 27, 2024 | Oct 19 – 27, 2024 | Classical | 78 | 2088 | 146 |
Lviv Rapid Championship Lviv UKR· Oct 26 – 27, 2024 | Oct 26 – 27, 2024 | Rapid | 11 | 1881 | 11 |
| Adolf Anderssen Chess Festival 2024 | OPEN A· Aug 8 – Oct 27, 2024 | Aug 8 – Oct 27, 2024 | Classical | 50 | 2134 | 54 |
Scarborough Foundation 47th Scarborough ENG· Oct 25 – 27, 2024 | Oct 25 – 27, 2024 | Classical | 25 | 1505 | 22 |
Scarborough Intermediate 47th Scarborough ENG· Oct 25 – 27, 2024 | Oct 25 – 27, 2024 | Classical | 75 | 1724 | 148 |
Scarborough Major 47th Scarborough ENG· Oct 25 – 27, 2024 | Oct 25 – 27, 2024 | Classical | 65 | 1830 | 138 |
Marburger Schachtage 2024 Marburg GER· Oct 24 – 27, 2024 | Oct 24 – 27, 2024 | Classical | 127 | 1934 | 408 |
Rainer Radtke Mem 2024 Berlin GER· Oct 21 – 27, 2024 | Oct 21 – 27, 2024 | Classical | 76 | 2299 | 198 |
| Drużynowe Mistrzostwa Polski - Ekstraliga 2024Walbrzych· Apr 26 – Oct 27, 2024 | Apr 26 – Oct 27, 2024 | Classical | 62 | 2470 | 69 |
ch-Seville Women and U18 Seville ESP· Sep 8 – Oct 27, 2024 | Sep 8 – Oct 27, 2024 | Classical | 41 | 1918 | 78 |
Scarborough Open 47th Scarborough ENG· Oct 25 – 27, 2024 | Oct 25 – 27, 2024 | Classical | 62 | 1960 | 145 |
| 8. Centro Comercial AV. Chile· Jun 19 – Oct 27, 2024 | Jun 19 – Oct 27, 2024 | Classical | 112 | 1805 | 200 |
| Bharatiya Naveena Kreeda Utsav - Chess Festival 2024 | Open· Oct 26, 2024 | Oct 26, 2024 | Classical | 18 | 2047 | 9 |
| Colonia Sant Jordi Round Robin 2024 | GM· Oct 19 – 26, 2024 | Oct 19 – 26, 2024 | Classical | 9 | 2397 | 15 |
| FICGS__CHESS__CLASS_C__000324FICGS· Oct 26, 2024 | Oct 26, 2024 | Classical | 7 | 1725 | 14 |
28. ECC Women 2024 Vrnjacka Banja SRB· Oct 20 – 26, 2024 | Oct 20 – 26, 2024 | Classical | 80 | 2210 | 196 |
| ACC Blitz and Rapid October 2024 | RapidAuckland, New Zealand· Oct 5 – 26, 2024 | Oct 5 – 26, 2024 | Blitz | 15 | 1759 | 17 |
| FICGS__CHESS__CLASS_B__000379FICGS· Oct 26, 2024 | Oct 26, 2024 | Classical | 6 | 1820 | 9 |
III Colonia GM 2024 Colonia de Sant Jordi ESP· Oct 18 – 26, 2024 | Oct 18 – 26, 2024 | Classical | 10 | 2403 | 37 |
| European Chess Club Cup | women· Oct 20 – 26, 2024 | Oct 20 – 26, 2024 | Classical | 43 | 2237 | 37 |
| FICGS__CHESS__RAPID_GM__000021FICGS· Oct 26, 2024 | Oct 26, 2024 | Classical | 9 | 2363 | 29 |
3. Colonia GM 2024 Colonia de Sant Jordi ESP· Oct 18 – 26, 2024 | Oct 18 – 26, 2024 | Classical | 10 | 2403 | 23 |
28th ECC Women 2024 Vrnjacka Banja SRB· Oct 20 – 26, 2024 | Oct 20 – 26, 2024 | Classical | 78 | 2221 | 230 |
39. ECC Open 2024 Vrnjacka Banja SRB· Oct 20 – 26, 2024 | Oct 20 – 26, 2024 | Classical | 509 | 2270 | 531 |