← Holidays by Country← List of festivals in Cook Islands Print the CalendarCook Islands Religious Holidays04/18/2025Good Friday in Western Christianity 04/21/2025Easter Monday in Western Christianity 12/25/2025Christmas Public Holidays04/25/2025Anzac Day in Australia and New Zealand 06/02/2025King’s Official Birthday in New Zealand, Niue and the Cook Islands 07/06/2025Ra o te Ui Ariki in the Cook Islands 08/04/2025Constitution Day in the Cook Islands 10/26/2025National Gospel Day in the Cook Islands 12/26/2025Saint Stephen’s Day / Boxing Day