| Country | Chess tournament name | Start | End |
|---|---|---|---|
 |
15th Northwick Park Congress - Open | 2023-12-16 | 2023-12-17 |
|
15th Northwick Park Congress - Major | 2023-12-16 | 2023-12-17 |
|
15th Northwick Park Congress - Open | 2023-12-16 | 2023-12-17 |
|
15th Northwick Park Congress - Minor | 2023-12-16 | 2023-12-17 |
|
Harrow Under 12 Qualifier | 2023-12-16 | 2023-12-16 |