* Celtic Paganism: Often associated with Ireland (Erin is an old name for Ireland), Celtic Paganism draws on the ancient Celtic traditions, beliefs, and mythology. It's a diverse set of practices, with different groups focusing on various aspects of Celtic culture.
* Irish Catholicism: The dominant religion in Ireland, it's a form of Roman Catholicism with strong Irish cultural influences.
* Irish Protestantism: A smaller but significant part of Irish society, it encompasses various denominations, including Presbyterianism, Methodism, and Church of Ireland.
It's important to remember that religion is a complex and personal topic. If you're interested in learning more about a specific religion, it's best to consult reliable sources and be respectful of individual beliefs.