| OP-04655LSS· Oct 18, 2018 | Oct 18, 2018 | Classical | 5 | 1423 | 7 |
St Louis Fall B 2018 Saint Louis USA· Oct 10 – 18, 2018 | Oct 10 – 18, 2018 | Classical | 10 | 2498 | 45 |
34. ECC Women 2018 Porto Carras GRE· Oct 12 – 18, 2018 | Oct 12 – 18, 2018 | Classical | 56 | 2250 | 168 |
St Louis Fall A 2018 Saint Louis USA· Oct 10 – 18, 2018 | Oct 10 – 18, 2018 | Classical | 11 | 2503 | 48 |
34. ECC Open 2018 Porto Carras GRE· Oct 12 – 18, 2018 | Oct 12 – 18, 2018 | Classical | 439 | 2282 | 1,284 |
| FICGS__CHESS__RAPID_A__000225FICGS· Oct 17, 2018 | Oct 17, 2018 | Classical | 7 | 1995 | 17 |
FSGM October 2018 Budapest HUN· Oct 6 – 16, 2018 | Oct 6 – 16, 2018 | Classical | 10 | 2409 | 41 |
| SA-00654LSS· Oct 14 – 16, 2018 | Oct 14 – 16, 2018 | Classical | 8 | 2242 | 21 |
FSIM October 2018 Budapest HUN· Oct 6 – 16, 2018 | Oct 6 – 16, 2018 | Classical | 13 | 2216 | 68 |
| SM-00403LSS· Aug 29 – Oct 15, 2018 | Aug 29 – Oct 15, 2018 | Classical | 8 | 2095 | 21 |
Odensemesterskabet IM2 Odense DEN· Oct 12 – 14, 2018 | Oct 12 – 14, 2018 | Classical | 6 | 2400 | 13 |
Barcelona Rapid CAT-ARG Barcelona ESP· Oct 14, 2018 | Oct 14, 2018 | Rapid | 10 | 2546 | 50 |
Stavanger Open 2018 Stavanger NOR· Oct 10 – 14, 2018 | Oct 10 – 14, 2018 | Classical | 41 | 1925 | 57 |
| SC-00360LSS· Oct 2 – 14, 2018 | Oct 2 – 14, 2018 | Classical | 7 | 1797 | 15 |
| We SalSK syksy 2018 Salo· Oct 12 – 14, 2018 | Oct 12 – 14, 2018 | Classical | 11 | 1949 | 22 |
Panchenko Mem B 2018 Chelyabinsk RUS· Oct 6 – 14, 2018 | Oct 6 – 14, 2018 | Classical | 10 | 2351 | 41 |
Panchenko Mem A 2018 Chelyabinsk RUS· Oct 6 – 14, 2018 | Oct 6 – 14, 2018 | Classical | 6 | 2446 | 25 |
8. Dziedzica Mem 2018 Trzcianka POL· Oct 14, 2018 | Oct 14, 2018 | Classical | 56 | 2115 | 81 |
| RA-00601LSS· Oct 12 – 14, 2018 | Oct 12 – 14, 2018 | Classical | 7 | 2128 | 21 |
15. Calvia Amateur Open Calvia ESP· Oct 6 – 14, 2018 | Oct 6 – 14, 2018 | Classical | 94 | 1850 | 165 |
| FICGS__CHESS__CLASS_A__000198FICGS· Oct 13, 2018 | Oct 13, 2018 | Classical | 5 | 2087 | 10 |
Barcelona Masters CAT-ARG Barcelona ESP· Oct 8 – 12, 2018 | Oct 8 – 12, 2018 | Classical | 10 | 2546 | 25 |
| RC-00223LSS· Oct 2 – 12, 2018 | Oct 2 – 12, 2018 | Classical | 7 | 1816 | 15 |
| SA-00653LSS· Oct 7 – 12, 2018 | Oct 7 – 12, 2018 | Classical | 8 | 2052 | 24 |
1. Gujarat Open 2018 Ahmedabad IND· Oct 5 – 12, 2018 | Oct 5 – 12, 2018 | Classical | 198 | 2123 | 510 |
| OP-04654LSS· Oct 10, 2018 | Oct 10, 2018 | Classical | 5 | 1845 | 7 |
TCh-RUS Blitz w 2018 Sochi RUS· Oct 10, 2018 | Oct 10, 2018 | Blitz | 60 | 2080 | 154 |
TCh-RUS Blitz 2018 Sochi RUS· Oct 10, 2018 | Oct 10, 2018 | Blitz | 112 | 2342 | 552 |
Rentree - Hull Gatineau CAN· Sep 11 – Oct 9, 2018 | Sep 11 – Oct 9, 2018 | Classical | 19 | 1776 | 25 |
TCh-RUS w Rapid 2018 Sochi RUS· Oct 8 – 9, 2018 | Oct 8 – 9, 2018 | Rapid | 50 | 2171 | 108 |
TCh-RUS Rapid 2018 Sochi RUS· Oct 8 – 9, 2018 | Oct 8 – 9, 2018 | Rapid | 112 | 2334 | 331 |
British Columbia Ch Vancouver BC CAN· Oct 5 – 8, 2018 | Oct 5 – 8, 2018 | Classical | 8 | 2199 | 27 |
| OP-04653LSS· Oct 8, 2018 | Oct 8, 2018 | Classical | 5 | 1555 | 6 |
Narcis 7 GM 2018 Divcibare SRB· Sep 30 – Oct 8, 2018 | Sep 30 – Oct 8, 2018 | Classical | 10 | 2329 | 41 |
Narcis 5 Open 2018 Divcibare SRB· Sep 30 – Oct 8, 2018 | Sep 30 – Oct 8, 2018 | Classical | 15 | 2206 | 47 |
| OP-04652LSS· Oct 7, 2018 | Oct 7, 2018 | Classical | 5 | 1495 | 6 |
Markham Open Markham CAN· Oct 5 – 7, 2018 | Oct 5 – 7, 2018 | Classical | 11 | 2075 | 25 |
Varennes Open 2018 Montreal CAN· Oct 5 – 7, 2018 | Oct 5 – 7, 2018 | Classical | 40 | 2155 | 86 |
| OPEN Tatry 2018, Tatranska Lomnica 30.9-7.10.2018Tatranska Lomnica· Oct 7, 2018 | Oct 7, 2018 | Classical | 18 | 2010 | 9 |
| We JarvSK 2018 Jarvenpaa· Oct 7, 2018 | Oct 7, 2018 | Classical | 14 | 2034 | 13 |
Tatry Open 2018 Tatranske Zruby SVK· Sep 30 – Oct 7, 2018 | Sep 30 – Oct 7, 2018 | Classical | 98 | 2049 | 216 |
German Youth Teams 2018 Wuerzburg GER· Oct 3 – 7, 2018 | Oct 3 – 7, 2018 | Classical | 163 | 1907 | 428 |
Oslo Open 2018 Oslo NOR· Sep 30 – Oct 7, 2018 | Sep 30 – Oct 7, 2018 | Classical | 104 | 1915 | 339 |
RUS Ch Blitz 2018 Sochi RUS· Oct 7, 2018 | Oct 7, 2018 | Blitz | 135 | 2388 | 720 |
RUS Ch Blitz Women 2018 Sochi RUS· Oct 7, 2018 | Oct 7, 2018 | Blitz | 53 | 2207 | 240 |
9. Hradec Kralove Open Hradec Kralove CZE· Sep 30 – Oct 7, 2018 | Sep 30 – Oct 7, 2018 | Classical | 68 | 1842 | 147 |
2. Guimaraes Chess Open Guimaraes POR· Oct 4 – 7, 2018 | Oct 4 – 7, 2018 | Classical | 103 | 1817 | 201 |
| SB-00548LSS· Oct 3 – 7, 2018 | Oct 3 – 7, 2018 | Classical | 8 | 1967 | 23 |
Markham Open U2200 Markham CAN· Oct 5 – 6, 2018 | Oct 5 – 6, 2018 | Classical | 15 | 1727 | 15 |
Ste Foy Botwinnik Ste Foy CAN· Jan 29 – Oct 6, 2018 | Jan 29 – Oct 6, 2018 | Classical | 42 | 1702 | 55 |