The atlas
Where did your family set out from?
Each European country passes citizenship down differently — some through every generation, some only to grandchildren, some not at all. Pick yours to see how its route actually works.
- In-depth guides
- 24
- In the checker
- 46
Western Europe
7 guides · 4 checker-only
Ireland
Foreign Births Register — grandparent route
Germany
Art. 116 restoration & declaration remedy
Luxembourg
Parent, grandparent (Art. 23 option), or a documented great-grandparent+ line (Art. 7)
France
Jure sanguinis — but the 50-year non-use rule (Art. 30-3) bars many claims
Netherlands
Parent line only — beware the 13-year automatic-loss rule
Austria
Standard descent or §58c pathway for Nazi persecution descendants
United Kingdom
British citizenship by descent — one-generation abroad cutoff
In the checker — full guide coming:
Southern Europe
4 guides · 4 checker-only
Italy
Jure sanguinis — parent or grandparent (2025 reform)
Greece
Dimotologio registration & omogenis path
Spain
Parent line — Grandchildren’s Law closed Oct 2025
Portugal
Parent/grandparent — Sephardic route closed
In the checker — full guide coming:
Nordic & Baltic
3 guides · 5 checker-only
Central & Eastern
7 guides · 3 checker-only
Poland
Citizenship confirmation via voivode
Hungary
Simplified naturalization — no generational limit
Czech Republic
Declaration route for children & grandchildren of former citizens
Slovakia
Czechoslovak heritage via Slovak-born ancestor
Romania
Descent + Article 11 repatriation (to 3rd degree)
Bulgaria
EU passport — descent or ethnic Bulgarian pathway
Ukraine
Parent descent, territorial-origin route, dual citizenship for approved countries since Jan 2026
Balkans & Caucasus
3 guides · 6 checker-only
Croatia
All descendants of Croatian emigrants — EU & Schengen passport
Serbia
EU candidate — citizenship by descent, dual permitted
Armenia
Diaspora-friendly — open ethnic pathway, Genocide descendants route, dual citizenship allowed
In the checker — full guide coming:
