| Country | Chess tournament name | Start | End |
|---|---|---|---|
 |
29th 4NCL Congress Under 2000 | 2023-01-20 | 2023-01-22 |
|
29th 4NCL Congress Under 1700 | 2023-01-20 | 2023-01-22 |
|
Mill Hill FIDE Congress 21st/22nd January 2023 - Under 2400 at Copthall School, Pursley Road, London NW7 2EP | 2023-01-21 | 2023-01-22 |
|
Mill Hill FIDE Congress 21st/22nd January 2023 - Under 1900 at Copthall School, Pursley Road, London NW7 2EP | 2023-01-21 | 2023-01-22 |
|
Mill Hill FIDE Congress 21st/22nd January 2023 - Under 1700 at Copthall School, Pursley Road, London NW7 2EP | 2023-01-21 | 2023-01-22 |