Ireland citizenship: through your great-grandparent
Possible only if the chain of Foreign Birth Registrations was completed at each generation before the next birth.
What you'll need
- Government fee
- €278 adult / €153 minor (Foreign Birth Registration)
- Typical timeline
- ~9 months
- Where
- Foreign Births Register, Department of Foreign Affairs
Whether this line carries citizenship depends on the specifics — dates of birth, naturalization timing, and whether the chain was ever broken. The free eligibility check walks your exact line and tells you which route applies and what documents you'll need.
Other ancestor paths
See if you qualify for Ireland citizenship
Check your eligibility — freeNot affiliated with Dept. of Foreign Affairs or any government. A document-organization tool, not legal advice — always verify with the relevant authority.