Grand Tour Leg 1 Open Calgary CAN· Sep 19 – Oct 10, 2023 | Sep 19 – Oct 10, 2023 | Classical | 13 | 1791 | 9 |
Ding Liren-A Gatineau CAN· Sep 12 – Oct 10, 2023 | Sep 12 – Oct 10, 2023 | Classical | 13 | 1776 | 13 |
Ding Liren-B Gatineau CAN· Sep 12 – Oct 10, 2023 | Sep 12 – Oct 10, 2023 | Classical | 12 | 1067 | 16 |
Ontario Ch Seniors Toronto CAN· Sep 9 – Oct 9, 2023 | Sep 9 – Oct 9, 2023 | Classical | 10 | 1883 | 24 |
Maritime Open Summerside CAN· Oct 7 – 9, 2023 | Oct 7 – 9, 2023 | Classical | 17 | 1925 | 19 |
I Temuco Open 2023 Temuco CHI· Oct 6 – 9, 2023 | Oct 6 – 9, 2023 | Classical | 51 | 1980 | 62 |
British Columbia Ch North Vancouver CAN· Oct 6 – 9, 2023 | Oct 6 – 9, 2023 | Classical | 8 | 2047 | 28 |
Pion Frigant U2000 Contrecoeur CAN· Oct 6 – 8, 2023 | Oct 6 – 8, 2023 | Classical | 19 | 1740 | 18 |
Pion Frigant Contrecoeur CAN· Oct 6 – 8, 2023 | Oct 6 – 8, 2023 | Classical | 20 | 1928 | 37 |
Varadero Elite 2023 Varadero CUB· Oct 3 – 8, 2023 | Oct 3 – 8, 2023 | Classical | 10 | 2336 | 45 |
| FICGS__CHESS__THEMATIC_TOURNAMENT__000259FICGS· Oct 8, 2023 | Oct 8, 2023 | Classical | 8 | 1953 | 21 |
| Tampere We TaSk 100 v.· Oct 7 – 8, 2023 | Oct 7 – 8, 2023 | Classical | 22 | 2070 | 44 |
| FICGS__CHESS__RAPID_A__000298FICGS· Oct 7, 2023 | Oct 7, 2023 | Classical | 7 | 2080 | 21 |
30. Panno ProAm 2023 Villa Martelli ARG· Oct 2 – 7, 2023 | Oct 2 – 7, 2023 | Classical | 51 | 2175 | 82 |
5. Yerevan Open A 2023 Erevan ARM· Sep 29 – Oct 7, 2023 | Sep 29 – Oct 7, 2023 | Classical | 74 | 2292 | 128 |
Asian Games Women Team Hangzhou CHN· Sep 29 – Oct 7, 2023 | Sep 29 – Oct 7, 2023 | Classical | 59 | 2059 | 208 |
40. Muensterland Open Muenster GER· Sep 30 – Oct 7, 2023 | Sep 30 – Oct 7, 2023 | Classical | 98 | 2007 | 178 |
27. ECC Women 2023 Durres ALB· Oct 2 – 7, 2023 | Oct 2 – 7, 2023 | Classical | 97 | 2192 | 200 |
POL Ch Rapid 2023 Lublin POL· Oct 7, 2023 | Oct 7, 2023 | Rapid | 113 | 2075 | 184 |
Belgrade Premier League Belgrade SRB· Aug 30 – Oct 7, 2023 | Aug 30 – Oct 7, 2023 | Classical | 115 | 2091 | 383 |
Asian Games Men Team 2023 Hangzhou CHN· Sep 29 – Oct 7, 2023 | Sep 29 – Oct 7, 2023 | Classical | 65 | 2419 | 236 |
38. ECC Open 2023 Durres ALB· Oct 2 – 7, 2023 | Oct 2 – 7, 2023 | Classical | 359 | 2343 | 553 |
Varadero Open A 2023 Varadero CUB· Oct 3 – 6, 2023 | Oct 3 – 6, 2023 | Classical | 41 | 1966 | 142 |
Anapa Blitz 2023 Anapa RUS· Oct 6, 2023 | Oct 6, 2023 | Blitz | 40 | 1917 | 149 |
Dov Porat Rapid A 2023 Ramat Gan ISR· Oct 4 – 5, 2023 | Oct 4 – 5, 2023 | Rapid | 45 | 2159 | 125 |
Montcalm 1 2023-24 Quebec CAN· Sep 7 – Oct 5, 2023 | Sep 7 – Oct 5, 2023 | Classical | 29 | 1720 | 39 |
Anapa Rapid 2023 Anapa RUS· Oct 3 – 5, 2023 | Oct 3 – 5, 2023 | Rapid | 38 | 1959 | 146 |
Moja Open 2023 Kimberley RSA· Sep 30 – Oct 4, 2023 | Sep 30 – Oct 4, 2023 | Classical | 33 | 2023 | 58 |
| FICGS__CHESS__WCH_STAGE_2_GROUP_02__000026FICGS· Oct 3, 2023 | Oct 3, 2023 | Classical | 8 | 2064 | 27 |
Grand Tour Leg 1 FM Calgary CAN· Sep 19 – Oct 3, 2023 | Sep 19 – Oct 3, 2023 | Classical | 8 | 1458 | 7 |
1. Arvand Masters 2023 Abadan IRI· Sep 27 – Oct 3, 2023 | Sep 27 – Oct 3, 2023 | Classical | 22 | 2127 | 32 |
| FICGS__CHESS__WCH_STAGE_2_GROUP_01__000026FICGS· Oct 3, 2023 | Oct 3, 2023 | Classical | 10 | 1966 | 26 |
| FICGS__CHESS__WCH_STAGE_2_GROUP_03__000026FICGS· Oct 3, 2023 | Oct 3, 2023 | Classical | 6 | 2100 | 10 |
RA Fall Open Ottawa CAN· Sep 29 – 30, 2023 | Sep 29 – 30, 2023 | Classical | 30 | 1951 | 43 |
Isola del Sole Open 2023 Grado ITA· Sep 23 – 30, 2023 | Sep 23 – 30, 2023 | Classical | 22 | 2175 | 91 |
Excelsior September FIDE Ladder Toronto CAN· Sep 30, 2023 | Sep 30, 2023 | Classical | 10 | 1455 | 13 |
39. World Junior Girls Mexico City MEX· Sep 21 – 30, 2023 | Sep 21 – 30, 2023 | Classical | 71 | 1853 | 263 |
TCh-POL 1. League 2023 Leba POL· Sep 23 – 30, 2023 | Sep 23 – 30, 2023 | Classical | 138 | 2193 | 530 |
SVK Ch Rapid 2023 Podbanske SVK· Sep 30, 2023 | Sep 30, 2023 | Rapid | 44 | 1996 | 89 |
60. World Juniors 2023 Mexico City MEX· Sep 21 – 30, 2023 | Sep 21 – 30, 2023 | Classical | 110 | 2194 | 397 |
TCh-ROU Superliga w 2023 Eforie Nord ROU· Sep 23 – 29, 2023 | Sep 23 – 29, 2023 | Classical | 30 | 2023 | 81 |
TCh-ROU Superliga 2023 Eforie Nord ROU· Sep 21 – 29, 2023 | Sep 21 – 29, 2023 | Classical | 72 | 2333 | 249 |
TCh-SRB Premier 2023 Bajina Basta SRB· Sep 18 – 28, 2023 | Sep 18 – 28, 2023 | Classical | 101 | 2338 | 396 |
World Senior Teams +50 Struga MKD· Sep 19 – 28, 2023 | Sep 19 – 28, 2023 | Classical | 106 | 2105 | 404 |
World Senior Teams +65 Struga MKD· Sep 19 – 28, 2023 | Sep 19 – 28, 2023 | Classical | 121 | 2051 | 483 |
Tsaghkadzor Open 2023 Tsaghkadzor ARM· Sep 20 – 27, 2023 | Sep 20 – 27, 2023 | Classical | 67 | 2307 | 115 |
Asian Games Men 2023 Hangzhou CHN· Sep 24 – 27, 2023 | Sep 24 – 27, 2023 | Classical | 37 | 2387 | 167 |
Asian Games Women 2023 Hangzhou CHN· Sep 24 – 27, 2023 | Sep 24 – 27, 2023 | Classical | 30 | 2077 | 118 |
Winnipeg TNT 2023.09 Winnipeg CAN· Sep 5 – 26, 2023 | Sep 5 – 26, 2023 | Classical | 23 | 1643 | 30 |
Levitov Chess Week Rapid Amsterdam NED· Sep 22 – 26, 2023 | Sep 22 – 26, 2023 | Rapid | 10 | 2637 | 90 |