9. Gligoric Cup women Paracin SRB· May 16 – 19, 2023 | May 16 – 19, 2023 | Classical | 26 | 1833 | 33 |
| FICGS__CHESS__STANDARD_OPEN__000016FICGS· May 18, 2023 | May 18, 2023 | Classical | 5 | 2022 | 20 |
TCh-NED Cup 2023 Utrecht NED· May 18, 2023 | May 18, 2023 | Classical | 18 | 2398 | 18 |
Scarborough CC Ch Toronto CAN· Mar 30 – May 18, 2023 | Mar 30 – May 18, 2023 | Classical | 19 | 1614 | 24 |
MSU Interuniversity Cup Moscow RUS· May 15 – 18, 2023 | May 15 – 18, 2023 | Classical | 42 | 2093 | 185 |
CZE Ch 2023 Bystrice nad Pernstejnem CZE· May 9 – 17, 2023 | May 9 – 17, 2023 | Classical | 10 | 2427 | 45 |
Magistral 70 Panno WCh Villa Martelli ARG· May 9 – 16, 2023 | May 9 – 16, 2023 | Classical | 10 | 2419 | 43 |
Outaouais Ch Reserve Gatineau CAN· Mar 28 – May 16, 2023 | Mar 28 – May 16, 2023 | Classical | 38 | 1538 | 47 |
CHN Ch 2023 Xinghua CHN· May 6 – 16, 2023 | May 6 – 16, 2023 | Classical | 11 | 2468 | 58 |
CHN Ch Women 2023 Xinghua CHN· May 6 – 16, 2023 | May 6 – 16, 2023 | Classical | 12 | 2157 | 64 |
ITT 70 Panno WCh Villa Martelli ARG· May 9 – 16, 2023 | May 9 – 16, 2023 | Classical | 10 | 2301 | 44 |
CZE Ch Women 2023 Bystrice nad Pernstejnem CZE· May 9 – 16, 2023 | May 9 – 16, 2023 | Classical | 12 | 2055 | 38 |
FSIM May 2023 Budapest HUN· May 6 – 16, 2023 | May 6 – 16, 2023 | Classical | 10 | 2252 | 45 |
FSGM May 2023 Budapest HUN· May 6 – 16, 2023 | May 6 – 16, 2023 | Classical | 11 | 2287 | 51 |
| FICGS__CHESS__CLASS_M__000122FICGS· May 15, 2023 | May 15, 2023 | Classical | 8 | 1964 | 26 |
| FICGS__CHESS__RAPID_A__000294FICGS· May 15, 2023 | May 15, 2023 | Classical | 8 | 2046 | 27 |
Superbet Classic 2023 Bucharest ROU· May 6 – 15, 2023 | May 6 – 15, 2023 | Classical | 12 | 2761 | 61 |
54. Belgrade WGM 2023 Belgrade SRB· May 8 – 14, 2023 | May 8 – 14, 2023 | Classical | 11 | 2138 | 54 |
Croatian Cup 2023 Mali Losinj CRO· May 10 – 14, 2023 | May 10 – 14, 2023 | Classical | 91 | 2255 | 119 |
Danish Blitz 2023 Avedore DEN· May 14, 2023 | May 14, 2023 | Blitz | 33 | 2199 | 146 |
TCh-SLO Women 2023 Radenci SLO· May 11 – 14, 2023 | May 11 – 14, 2023 | Classical | 19 | 1900 | 22 |
| Frome Open 32ndFrome· May 12 – 14, 2023 | May 12 – 14, 2023 | Classical | 47 | 1899 | 105 |
Ostravsky Konik Open A Ostrava CZE· May 6 – 14, 2023 | May 6 – 14, 2023 | Classical | 42 | 2197 | 70 |
Africa Ch Women 2023 Giza EGY· May 6 – 13, 2023 | May 6 – 13, 2023 | Classical | 21 | 1804 | 45 |
Danish Rapid 2023 Avedore DEN· May 13, 2023 | May 13, 2023 | Rapid | 37 | 2180 | 78 |
Africa Ch 2023 Giza EGY· May 6 – 13, 2023 | May 6 – 13, 2023 | Classical | 44 | 2239 | 97 |
| FICGS__CHESS__RAPID_M__000146FICGS· May 12, 2023 | May 12, 2023 | Classical | 7 | 2240 | 21 |
56. Capablanca Mem Elite Havana CUB· May 3 – 12, 2023 | May 3 – 12, 2023 | Classical | 10 | 2579 | 43 |
Asian Zonal zt 3.3 w 2023 Jakarta INA· May 6 – 12, 2023 | May 6 – 12, 2023 | Classical | 24 | 2143 | 107 |
14. American Cont. women Havana CUB· May 7 – 12, 2023 | May 7 – 12, 2023 | Classical | 23 | 2153 | 27 |
Asian Zonal zt 3.3 2023 Jakarta INA· May 6 – 12, 2023 | May 6 – 12, 2023 | Classical | 36 | 2260 | 157 |
Caissa Hotel Iris Gp Ayvalik TUR· May 7 – 12, 2023 | May 7 – 12, 2023 | Classical | 12 | 2284 | 54 |
TCh-ISR 2023 Israel ISR· Jan 11 – May 12, 2023 | Jan 11 – May 12, 2023 | Classical | 109 | 2389 | 393 |
Baku Open 2023 Baku AZE· May 4 – 12, 2023 | May 4 – 12, 2023 | Classical | 118 | 2334 | 411 |
Stepan Avagyan Mem 2023 Jermuk ARM· May 3 – 11, 2023 | May 3 – 11, 2023 | Classical | 11 | 2545 | 53 |
Open ch-MKD 2023 Skopje MKD· May 4 – 11, 2023 | May 4 – 11, 2023 | Classical | 92 | 1618 | 357 |
28. Sigeman & Co 2023 Malmo SWE· May 4 – 10, 2023 | May 4 – 10, 2023 | Classical | 8 | 2675 | 28 |
TCh-RUS Premier 2023 Sochi RUS· May 2 – 10, 2023 | May 2 – 10, 2023 | Classical | 77 | 2459 | 277 |
TCh-RUS HL 2023 Sochi RUS· May 2 – 10, 2023 | May 2 – 10, 2023 | Classical | 80 | 2229 | 108 |
TCh-RUS Women 2023 Sochi RUS· May 2 – 10, 2023 | May 2 – 10, 2023 | Classical | 50 | 2133 | 72 |
Asian Zonal zt 3.2 2023 Dhaka BAN· May 2 – 10, 2023 | May 2 – 10, 2023 | Classical | 61 | 1986 | 263 |
English Seniors 50+ 2023 Leamington Spa ENG· May 4 – 8, 2023 | May 4 – 8, 2023 | Classical | 39 | 1939 | 114 |
ch-KGZ 2023 Bishkek KGZ· Apr 28 – May 8, 2023 | Apr 28 – May 8, 2023 | Classical | 12 | 2170 | 60 |
ch-KGZ Women 2023 Bishkek KGZ· Apr 28 – May 8, 2023 | Apr 28 – May 8, 2023 | Classical | 12 | 1600 | 11 |
| FICGS__CHESS__CLASS_A__000268FICGS· May 8, 2023 | May 8, 2023 | Classical | 8 | 2027 | 27 |
English Seniors 65+ 2023 Leamington Spa ENG· May 4 – 8, 2023 | May 4 – 8, 2023 | Classical | 39 | 1809 | 111 |
17. Vila de Canovelles Barcelona ESP· May 7, 2023 | May 7, 2023 | Classical | 30 | 2250 | 45 |
| We Kuopio A 2023· May 6 – 7, 2023 | May 6 – 7, 2023 | Classical | 9 | 2034 | 14 |
M Shelest Memorial 2023 Mykolaiv UKR· May 3 – 7, 2023 | May 3 – 7, 2023 | Classical | 26 | 1788 | 54 |
13. WLC Weekender 2023 Eindhoven NED· May 5 – 7, 2023 | May 5 – 7, 2023 | Classical | 53 | 1999 | 86 |