19. Marienbad IMB1 2020 Marianske Lazne CZE· Jan 18 – 25, 2020 | Jan 18 – 25, 2020 | Classical | 11 | 2041 | 39 |
12. Chennai Open 2020 Chennai IND· Jan 18 – 25, 2020 | Jan 18 – 25, 2020 | Classical | 123 | 2103 | 233 |
| Gibraltar Amateurs AGibraltar· Jan 20 – 24, 2020 | Jan 20 – 24, 2020 | Classical | 47 | 1674 | 56 |
Orsha GM 2020 Orsha BLR· Jan 19 – 24, 2020 | Jan 19 – 24, 2020 | Classical | 10 | 2318 | 37 |
Orsha IM 2020 Orsha BLR· Jan 19 – 24, 2020 | Jan 19 – 24, 2020 | Classical | 10 | 2206 | 35 |
Gibraltar Challenger A Caleta ENG· Jan 20 – 24, 2020 | Jan 20 – 24, 2020 | Classical | 83 | 2013 | 196 |
IRI Ch 2020 Tehran IRI· Jan 18 – 24, 2020 | Jan 18 – 24, 2020 | Classical | 13 | 2360 | 77 |
| T014-A01LSS· Jan 23, 2020 | Jan 23, 2020 | Classical | 6 | 1799 | 18 |
| T013-C34LSS· Jan 23, 2020 | Jan 23, 2020 | Classical | 6 | 1982 | 28 |
WCh Women 2020 Shanghai/Vladivostok CHN· Jan 5 – 23, 2020 | Jan 5 – 23, 2020 | Classical | 2 | 2581 | 12 |
Lozovatsky Mem B 2020 Chelyabinsk RUS· Jan 15 – 23, 2020 | Jan 15 – 23, 2020 | Classical | 10 | 2302 | 43 |
ARM Ch Rapid 2020 Erevan ARM· Jan 22 – 23, 2020 | Jan 22 – 23, 2020 | Rapid | 40 | 2288 | 89 |
Lozovatsky Mem A 2020 Chelyabinsk RUS· Jan 15 – 23, 2020 | Jan 15 – 23, 2020 | Classical | 10 | 2441 | 45 |
ch-TUN 2020 Sousse TUN· Jan 18 – 23, 2020 | Jan 18 – 23, 2020 | Classical | 11 | 2173 | 31 |
Third Sat 125 IM 2020 Novi Sad SRB· Jan 17 – 23, 2020 | Jan 17 – 23, 2020 | Classical | 10 | 2244 | 33 |
| RA-00657LSS· Jan 20 – 22, 2020 | Jan 20 – 22, 2020 | Classical | 7 | 2017 | 21 |
| FICGS__CHESS__CLASS_M__000088FICGS· Jan 22, 2020 | Jan 22, 2020 | Classical | 8 | 1981 | 27 |
| SB-00590LSS· Jan 14 – 22, 2020 | Jan 14 – 22, 2020 | Classical | 9 | 1906 | 32 |
| QA-00002LSS· Jan 22, 2020 | Jan 22, 2020 | Classical | 4 | 2025 | 12 |
127. ch-NZL Open 2020 Tauranga NZL· Jan 14 – 22, 2020 | Jan 14 – 22, 2020 | Classical | 40 | 1938 | 155 |
| RM-00196LSS· Jan 18 – 21, 2020 | Jan 18 – 21, 2020 | Classical | 7 | 2246 | 21 |
| RB-00386LSS· Jan 16 – 21, 2020 | Jan 16 – 21, 2020 | Classical | 8 | 1739 | 24 |
| T010-D00LSS· Jan 20, 2020 | Jan 20, 2020 | Classical | 6 | 1654 | 26 |
Cristina Foisor Super 8 Satu-Mare ROU· Jan 19 – 20, 2020 | Jan 19 – 20, 2020 | Classical | 8 | 2241 | 15 |
CCCSA Winter IM 2020 Charlotte USA· Jan 16 – 20, 2020 | Jan 16 – 20, 2020 | Classical | 11 | 2224 | 50 |
80. ch-ARM 2020 Erevan ARM· Jan 12 – 20, 2020 | Jan 12 – 20, 2020 | Classical | 10 | 2365 | 44 |
| T011-B00LSS· Jan 20, 2020 | Jan 20, 2020 | Classical | 7 | 1612 | 22 |
PNWCC Open MLK Master Kirkland USA· Jan 17 – 20, 2020 | Jan 17 – 20, 2020 | Classical | 15 | 2161 | 50 |
CCCSA Winter GM 2020 Charlotte USA· Jan 16 – 20, 2020 | Jan 16 – 20, 2020 | Classical | 10 | 2456 | 38 |
75. ch-ARM w 2020 Erevan ARM· Jan 12 – 20, 2020 | Jan 12 – 20, 2020 | Classical | 11 | 2048 | 52 |
24. 4NCL Congress Harrogate ENG· Jan 17 – 19, 2020 | Jan 17 – 19, 2020 | Classical | 30 | 2029 | 51 |
| T008-C24LSS· Jan 19, 2020 | Jan 19, 2020 | Classical | 5 | 1617 | 8 |
Ontario Ch U20 Mississauga CAN· Jan 18 – 19, 2020 | Jan 18 – 19, 2020 | Classical | 7 | 1589 | 5 |
Xtracon Invite Chess 2020 Gilleleje DEN· Jan 13 – 19, 2020 | Jan 13 – 19, 2020 | Classical | 11 | 2372 | 53 |
| QM-00003LSS· Jan 18 – 19, 2020 | Jan 18 – 19, 2020 | Classical | 5 | 2106 | 18 |
24. 4NCL Congress 2020 Harrogate ENG· Jan 17 – 19, 2020 | Jan 17 – 19, 2020 | Classical | 30 | 2041 | 52 |
3. Cristina Foisor Blitz Satu-Mare ROU· Jan 19, 2020 | Jan 19, 2020 | Blitz | 35 | 2093 | 54 |
RA Winter Open Ottawa CAN· Jan 17 – 19, 2020 | Jan 17 – 19, 2020 | Classical | 16 | 1927 | 23 |
| T006-E87LSS· Jan 18 – 19, 2020 | Jan 18 – 19, 2020 | Classical | 6 | 1987 | 28 |
3. Cristina Foisor Rapid Satu-Mare ROU· Jan 18 – 19, 2020 | Jan 18 – 19, 2020 | Rapid | 40 | 2046 | 64 |
| 24. 4NCL CongressHarrogate· Jan 17 – 19, 2020 | Jan 17 – 19, 2020 | Classical | 69 | 1819 | 96 |
Victoria Open Victoria CAN· Jan 17 – 19, 2020 | Jan 17 – 19, 2020 | Classical | 15 | 1788 | 18 |
86. ch-BRA 2020 Natal BRA· Jan 11 – 19, 2020 | Jan 11 – 19, 2020 | Classical | 17 | 2331 | 52 |
British Columbia-Washington Victoria CAN· Jan 17 – 19, 2020 | Jan 17 – 19, 2020 | Classical | 19 | 1991 | 50 |
| RM-00195LSS· Jan 17 – 19, 2020 | Jan 17 – 19, 2020 | Classical | 7 | 1985 | 21 |
Lipetsk Rapid Winter Cup Lipetsk RUS· Jan 17 – 19, 2020 | Jan 17 – 19, 2020 | Rapid | 50 | 2104 | 111 |
Le Blanc et Noir GpA 2020 Saint-Jean-sur-Richelieu CAN· Jan 17 – 19, 2020 | Jan 17 – 19, 2020 | Classical | 24 | 1891 | 49 |
| T007-A00LSS· Jan 19, 2020 | Jan 19, 2020 | Classical | 5 | 1905 | 18 |
It Open Seville ESP· Jan 13 – 18, 2020 | Jan 13 – 18, 2020 | Classical | 6 | 2333 | 5 |
XII Bela Perenyi Mem 2020 Budapest HUN· Jan 10 – 18, 2020 | Jan 10 – 18, 2020 | Classical | 10 | 2025 | 9 |