Religion in the Cook Islands
Religion in the Cook Islands (2021 census)
- Reformed Church (Cook Islands Christian Church) (43.1%)
- Adventism (Seventh-day Adventist Church) (8.3%)
- Pentecostalism (Assemblies of God, Apostolic Church) (5.7%)
- Catholicism (16.7%)
- Mormonism (3.9%)
- Other (6.7%)
- No religion (13.6%)
- No response (2%)
In antiquity, Cook Islanders practiced Cook Islands mythology, before widespread conversion by the London Missionary Society during the nineteenth century. In modern times, the Cook Islands are predominantly Christian, with the largest denomination being the Cook Islands Christian Church.