| Country | Chess tournament name | Start | End |
|---|---|---|---|
 |
SCC Club Championship 2025 Reserves | 2025-04-17 | 2025-06-05 |
|
Collingwood Chess Festival 2025 - Crown | ||
|
SCC Club Championships 2025 FIDE Rated | 2025-04-17 | 2025-06-05 |
|
2025 AFM1st PEEL REGION - AMATEUR CHESS CHAMPIONSHIP V - MAY 31 | 2025-05-31 | 2025-05-31 |
|
Ontario Youth Chess Championship 2025 - U18 - U16 | 2025-05-10 | 2025-05-11 |