| Country | Chess tournament name | Start | End |
|---|---|---|---|
 |
2025 O2C Doeberl Cup Major | 2025-04-18 | 2025-04-21 |
|
2025 O2C Doeberl Cup Minor | 2025-04-18 | 2025-04-21 |
|
2025 Southern Suburbs Open | 2025-02-11 | 2025-04-01 |
|
2025 Oceania Zonal Women | 2025-01-24 | 2025-01-29 |
|
2025 Oceania Zonal Open | 2025-01-24 | 2025-01-29 |