| Country | Chess tournament name | Start | End |
|---|---|---|---|
 |
2021 British Chess Championships Under 8 | 2021-10-02 | 2021-10-03 |
|
2021 British Chess Championships Under 12 | 2021-10-02 | 2021-10-03 |
|
2021 British Chess Championships Under 16 & 18 | 2021-10-02 | 2021-10-03 |
|
2021 British Chess Championships Under 14 | 2021-10-02 | 2021-10-03 |
|
Warwick University Freshers' Tournament 2021 | 2021-10-02 | 2021-10-02 |