| LXIX Campeonato Abierto Mexicano Querétaro 2024 | Sub-12 Abs· Mar 27 – 29, 2024 | Mar 27 – 29, 2024 | Blitz | 7 | 1602 | 5 |
| Danish Championship 2024 | Main· Mar 23 – 29, 2024 | Mar 23 – 29, 2024 | Classical | 8 | 2411 | 8 |
| Uruguayan Championships Final 2024 | women· Mar 24 – 29, 2024 | Mar 24 – 29, 2024 | Blitz | 10 | 1852 | 12 |
| Dublin International 2024 | Open· Mar 29, 2024 | Mar 29, 2024 | Classical | 20 | 1876 | 10 |
| Magistral Villa de Zahara 2024· Mar 27 – 29, 2024 | Mar 27 – 29, 2024 | Classical | 6 | 2264 | 6 |
| Malawi National Chess Championship 2024 | Open· Mar 29, 2024 | Mar 29, 2024 | Classical | 12 | 1951 | 8 |
| FICGS__CHESS__WCH_CANDIDATES_FINAL__000025FICGS· Mar 29, 2024 | Mar 29, 2024 | Classical | 2 | 2453 | 8 |
FAI Ch 2024 Sandavagur FAI· Mar 23 – 29, 2024 | Mar 23 – 29, 2024 | Blitz | 9 | 2062 | 24 |
| 2024 Virginia Scholastic and Collegiate Championships· Mar 9 – 29, 2024 | Mar 9 – 29, 2024 | Classical | 35 | 1912 | 26 |
| 91. Pfälzischer Schachkongress | Meisteranwärterturnier INeustadt an der Weinstraße· Mar 22 – 29, 2024 | Mar 22 – 29, 2024 | Classical | 10 | 1943 | 40 |
| 11. Martinique Open Joël Gratien MemorialSchoelcher· Mar 25 – 29, 2024 | Mar 25 – 29, 2024 | Classical | 48 | 1690 | 79 |
| FICGS__CHESS__WCH_KNOCKOUT_FINAL__000026FICGS· Mar 29, 2024 | Mar 29, 2024 | Classical | 2 | 2157 | 7 |
ch-FAI 2024 Sandavagur FAI· Mar 24 – 29, 2024 | Mar 24 – 29, 2024 | Classical | 8 | 2063 | 8 |
Magistral Villa de Zahara 2024 Zahara de la Sierra ESP· Mar 27 – 29, 2024 | Mar 27 – 29, 2024 | Classical | 10 | 2249 | 12 |
| 91. Pfälzischer Schachkongress | Meisteranwärterturnier IINeustadt an der Weinstraße· Mar 22 – 29, 2024 | Mar 22 – 29, 2024 | Classical | 10 | 1938 | 38 |
| 53ª Abierto Internacional Ciudad de Mar del Plata· Mar 23 – 28, 2024 | Mar 23 – 28, 2024 | Classical | 26 | 2231 | 17 |
| Catalonia Youth Championship 2024 | U10· Mar 23 – 28, 2024 | Mar 23 – 28, 2024 | Classical | 9 | 1587 | 6 |
| Catalonia Youth Championship 2024 | U18· Mar 23 – 28, 2024 | Mar 23 – 28, 2024 | Classical | 14 | 2023 | 15 |
| Finnish Championship 2024 | women· Mar 28, 2024 | Mar 28, 2024 | Classical | 8 | 1870 | 11 |
| Catalonia Youth Championship 2024 | U14· Mar 23 – 28, 2024 | Mar 23 – 28, 2024 | Classical | 16 | 1905 | 18 |
| Fagernes Chess International 2024 | OpenScandic Hotell Valdres· Mar 25 – 28, 2024 | Mar 25 – 28, 2024 | Classical | 11 | 1769 | 9 |
| Faroese Championship 2024 | MasterSandavágur, Faroe Islands· Mar 23 – 28, 2024 | Mar 23 – 28, 2024 | Blitz | 7 | 2130 | 6 |
| Faroese Championship 2024 | OpenSandavágur, Faroe Islands· Mar 23 – 28, 2024 | Mar 23 – 28, 2024 | Blitz | 13 | 1727 | 14 |
| Faroese Championship 2024 | YouthSandavágur, Faroe Islands· Mar 23 – 28, 2024 | Mar 23 – 28, 2024 | Blitz | 12 | 1481 | 12 |
| FICGS__CHESS__THEMATIC_TOURNAMENT__000263FICGS· Mar 28, 2024 | Mar 28, 2024 | Classical | 7 | 1813 | 18 |
RADNICKICHESS IM2 Mar Belgrade SRB· Mar 21 – 28, 2024 | Mar 21 – 28, 2024 | Classical | 10 | 2240 | 43 |
| 91. Pfälzischer Schachkongress | SeniorenturnierNeustadt an der Weinstraße· Mar 22 – 28, 2024 | Mar 22 – 28, 2024 | Classical | 36 | 1887 | 75 |
| Catalonia Youth Championship 2024 | U20· Mar 24 – 27, 2024 | Mar 24 – 27, 2024 | Classical | 9 | 2054 | 8 |
Norwegian Team League Eliteserien 2023-24 Oslo NOR· Feb 2 – Mar 27, 2024 | Feb 2 – Mar 27, 2024 | Classical | 43 | 2366 | 31 |
| 1. Sakatam Open· Mar 23 – 27, 2024 | Mar 23 – 27, 2024 | Classical | 26 | 1786 | 20 |
| 4NCL Spring GM Round Robin Tournament 2024The Milestone Peterborough Hotel· Mar 23 – 27, 2024 | Mar 23 – 27, 2024 | Classical | 7 | 2405 | 8 |
| Austrian Youth Championship 2024 | U16· Mar 25 – 27, 2024 | Mar 25 – 27, 2024 | Classical | 12 | 1926 | 7 |
4NCL Spring GM Round Robin Peterborough ENG· Mar 24 – 27, 2024 | Mar 24 – 27, 2024 | Classical | 6 | 2415 | 5 |
| Catalonia Youth Championship 2024 | U12· Mar 23 – 27, 2024 | Mar 23 – 27, 2024 | Classical | 18 | 1668 | 16 |
| 4NCL Spring GM Round RobinThe Milestone Peterborough Hotel· Mar 23 – 27, 2024 | Mar 23 – 27, 2024 | Classical | 10 | 2442 | 54 |
| Danish Championship 2024 | G5· Mar 23 – 26, 2024 | Mar 23 – 26, 2024 | Classical | 10 | 1869 | 8 |
| Austrian Youth Championship 2024 | U18· Mar 25 – 26, 2024 | Mar 25 – 26, 2024 | Classical | 13 | 2167 | 9 |
| 8. Menchik Memorial· Mar 22 – 26, 2024 | Mar 22 – 26, 2024 | Classical | 8 | 2182 | 10 |
| FICGS__CHESS__WCH_QUARTER_FINAL_2__000028FICGS· Mar 26, 2024 | Mar 26, 2024 | Classical | 4 | 2442 | 8 |
| FICGS__CHESS__WCH_QUARTER_FINAL_1__000028FICGS· Mar 26, 2024 | Mar 26, 2024 | Classical | 2 | 2285 | 8 |
| Campeonato Português de Jovens 2023-24 | U14Sao Pedro do Sul· Mar 23 – 26, 2024 | Mar 23 – 26, 2024 | Classical | 13 | 1683 | 9 |
| FICGS__CHESS__WCH_QUARTER_FINAL_4__000028FICGS· Mar 26, 2024 | Mar 26, 2024 | Classical | 2 | 2439 | 7 |
| FICGS__CHESS__WCH_STAGE_1_GROUP_SM_01__000028FICGS· Mar 26, 2024 | Mar 26, 2024 | Classical | 7 | 2117 | 21 |
| Campeonato Português de Jovens 2023-24 | U20· Mar 23 – 26, 2024 | Mar 23 – 26, 2024 | Classical | 16 | 1833 | 23 |
| FICGS__CHESS__WCH_STAGE_1_GROUP_07__000028FICGS· Mar 26, 2024 | Mar 26, 2024 | Classical | 8 | 2003 | 27 |
8. Menchik Mem 2024 London ENG· Mar 22 – 26, 2024 | Mar 22 – 26, 2024 | Classical | 11 | 2173 | 35 |
| FICGS__CHESS__WCH_STAGE_1_GROUP_06__000028FICGS· Mar 26, 2024 | Mar 26, 2024 | Classical | 9 | 1975 | 30 |
Toshinobu Tasoko Mem 2024 Osasco BRA· Mar 18 – 26, 2024 | Mar 18 – 26, 2024 | Classical | 12 | 2362 | 44 |
| FICGS__CHESS__WCH_STAGE_1_GROUP_02__000028FICGS· Mar 26, 2024 | Mar 26, 2024 | Classical | 7 | 2011 | 21 |
| FICGS__CHESS__WCH_STAGE_1_GROUP_05__000028FICGS· Mar 26, 2024 | Mar 26, 2024 | Classical | 7 | 1976 | 19 |