Irish citizenship

Who can become an Irish citizen? Frequently asked questions about becoming an Irish citizen through birth, descent, marriage or naturalisation.

Becoming an Irish citizen
Irish citizens are formal members of the Irish community living in Ireland and living abroad. What is Irish citizenship and what is your right to Irish citizenship?

Irish citizenship through birth or descent
You are not automatically an Irish citizen if you were born on the island of Ireland. You may be entitled to Irish citizenship if your parent(s) or grandparents were Irish. You may be entitled to Irish citizenship if you were born outside of Ireland, but you may need to register your birth. Find out more.

Becoming an Irish citizen through naturalisation
Naturalisation is the process whereby a foreign national can become an Irish citizen. Find out more about who is eligible to become an Irish citizen through naturalisation and how to apply for naturalisation.

Becoming an Irish citizen through marriage
If you are a non-Irish national who is married to an Irish citizen, you may be able to become an Irish citizen if you fulfil certain conditions.