| Country | Chess tournament name | Start | End |
|---|---|---|---|
 |
20th Thailand Junior Chess Championship 2025 U06+U08 | 2025-04-17 | 2025-04-21 |
|
20th Thailand Junior Chess Championship 2025 U06 | 2025-04-17 | 2025-04-21 |
|
48th Thailand Chess Championship 2025 Women | 2025-04-12 | 2025-04-16 |
|
48th Thailand Chess Championship 2025 Men | 2025-04-12 | 2025-04-16 |
|
Red Knight Chess Club ♘♞♘♞♘ KIS CHESS CHAMPIONSHIP, June 1st, 2025 | 2025-06-01 | 2025-06-01 |