Find out if you could be a citizen of another country
Many countries pass citizenship down through families. Answer three quick questions, then tap a country to read its rules in plain words. This is a starting point, not legal advice — always check with the official source before applying.
Three quick questions
Leave a question on “Not sure” if you don't know.
Countries
Official sources checked 8 November 2026
24 countries covered
- Ireland
- Furthest routine descent
- Grandparent
- Fee
- €278 per adult
- Watch out
- Great-grandchildren only qualify if a parent registered before their birth.
- Italy
- Furthest routine descent
- Grandparent
- Fee
- €600 per adult
- Watch out
- Since 2025 the parent or grandparent must have held only Italian citizenship.
- United Kingdom
- Furthest routine descent
- Parent
- Fee
- Registration: adult £1,670, child £1,000
- Watch out
- Automatic only if your parent was British otherwise than by descent.
- Germany
- Furthest routine descent
- Parent
- Fee
- See the Federal Foreign OfficeCheck with the consulate
- Watch out
- Germans born abroad on or after 1 Jan 2000 had to be reported before their first birthday.
- Poland
- Furthest routine descent
- No fixed limit (check)
- Fee
- £88 via the UK consulate
- Watch out
- The chain must be unbroken from 31 January 1920, with old father's-line rules before 1951.
- Spain
- Furthest routine descent
- Parent
- Fee
- See the consulateCheck with the consulate
- Watch out
- The grandchildren route (Ley de Memoria Democrática) closed on 22 October 2025.
- Portugal
- Furthest routine descent
- Grandparent
- Fee
- €250Check with the consulate
- Watch out
- Since 19 May 2026 grandchildren must show effective ties and Portuguese language.
- Greece
- Furthest routine descent
- Parent
- Fee
- €100 (Article 10)
- Watch out
- Through the mother's line, births before 8 May 1982 are cut off.
- Hungary
- Furthest routine descent
- No generational limit
- Fee
- FreeCheck with the consulate
- Watch out
- You must speak Hungarian for simplified naturalisation.
- Croatia
- Furthest routine descent
- No generational limit
- Fee
- €139.36 on a positive decision
- Watch out
- The ancestor must have emigrated before 8 October 1991.
- Lithuania
- Furthest routine descent
- Descendants (no fixed limit)
- Fee
- €200 consular fee (Israel); state fee €120Check with the consulate
- Watch out
- Dual citizenship only if the ancestor left through exile or flight before 11 March 1990.
- Latvia
- Furthest routine descent
- Descendants (no fixed limit)
- Fee
- See the PMLPCheck with the consulate
- Watch out
- Outside the exile route, dual citizenship is limited.
- Romania
- Furthest routine descent
- Great-grandparent
- Fee
- See the ministryCheck with the consulate
- Watch out
- Since 15 March 2025 you need B1 Romanian.
- France
- Furthest routine descent
- Parent-to-child chain, no fixed limit
- Fee
- Free (certificate of nationality)
- Watch out
- Article 30-3: if the family didn't use French nationality for 50 years, the claim is barred.
- Netherlands
- Furthest routine descent
- Parent
- Fee
- €241 (option)
- Watch out
- Only automatic through a parent.
- Austria
- Furthest routine descent
- Parent
- Fee
- Proof of citizenship €21 (€13 online)
- Watch out
- The ordinary route stops at a parent.
- Czechia
- Furthest routine descent
- Grandparent
- Fee
- CZK 1,000 at a consulate
- Watch out
- Great-grandchildren are excluded.
- Slovakia
- Furthest routine descent
- Great-grandparent
- Fee
- Not confirmedCheck with the consulate
- Watch out
- The ancestor must have been a Czechoslovak citizen born in today's Slovakia.
- Slovenia
- Furthest routine descent
- Parent
- Fee
- Not confirmedCheck with the consulate
- Watch out
- Beyond a parent you need residence or naturalisation.
- Malta
- Furthest routine descent
- Grandparent or further
- Fee
- €150 on submission + €50 on collection
- Watch out
- Needs two consecutive generations born in Malta.
- Cyprus
- Furthest routine descent
- Grandparent or further
- Fee
- €20–€50Check with the consulate
- Watch out
- The ancestor must have been born in Cyprus between 5 Nov 1914 and 16 Aug 1960.
- Israel
- Furthest routine descent
- Grandparent (immigration right, not descent)
- Fee
- See gov.ilCheck with the consulate
- Watch out
- This is a right to immigrate (Law of Return), not citizenship by descent.
- United States
- Furthest routine descent
- Parent (at birth)
- Fee
- $100 (CRBA)Check with the consulate
- Watch out
- The US parent must have lived in the US 5 years, 2 of them after age 14.
- Canada
- Furthest routine descent
- No first-generation limit for births before 15 Dec 2025
- Fee
- $75 CAD per person
- Watch out
- Births on or after 15 Dec 2025 need the 1,095-day test.
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