| Country | Chess tournament name | Start | End |
|---|---|---|---|
 |
Pimlico Summer Tournament 2025 Major | 2025-06-12 | 2025-07-10 |
|
Pimlico Summer Tournament 2025 Open | 2025-06-12 | 2025-07-10 |
|
Somerset Megafinal 2025 Under 12s | 2025-06-08 | 2025-06-08 |
|
Somerset Megafinal 2025 Under 8s | 2025-06-08 | 2025-06-08 |
|
UKCC Cambridge Megafinal 2025 - U8 | 2025-06-08 | 2025-06-08 |