| Country | Chess tournament name | Start | End |
|---|---|---|---|
 |
CAMPEONATO NACIONAL FEMENINO RÁPIDAS SUB20 MACAS 2025 | 2025-05-17 | 2025-05-16 |
|
CIRCUITO DE AJEDREZ PICHINCHA - PRIMERA PARADA | 2025-05-17 | 2025-05-17 |
|
CAMPEONATO NACIONAL ABSOLUTO BLITZ U20 | 2025-05-16 | 2025-05-18 |
|
CAMPEONATO NACIONAL FEMENINO BLITZ SUB20 MACAS 2025 | 2025-05-16 | 2025-05-16 |
|
(Open) IRT PreJuveniles 2025 | 2025-05-16 | 2025-05-16 |