Be born in Ireland to at least one Irish citizen or a parent entitled to reside in Ireland
Be born in Ireland and qualify for citizenship by birth under Irish law
Have an Irish parent who is an Irish citizen
Have a grandparent born in Ireland and register on the Foreign Births Register
Register on the Foreign Births Register if eligible through an Irish parent or grandparent
Marry or enter a civil partnership with an Irish citizen and apply for naturalisation
Live legally in Ireland for the required residence period and apply for naturalisation
Prove good character and meet all naturalisation requirements
Submit the required documents and application to the Irish authorities
Renounce other citizenship only if required by your circumstances and the law applicable to you