Descendant citizenship routes and step-by-step guide.
Explore CanadaEXPLORE CITIZENSHIP PATHS
One family tree can unlock more than one citizenship path.
Explore 42 citizenship-by-descent countries across the globe. Learn about each path, see what's possible, and take a free eligibility test in minutes.
Explore 5 in-depth country hubs
Comprehensive guides, popular eligibility routes, and essential next steps.
Descent and Foreign Birth Registration (FBR) routes.
Explore Ireland1948 rule, judicial and administrative paths.
Explore ItalyBy descent and consular registration options.
Explore MexicoBy descent — parent-born and other routes.
Explore El SalvadorAll 42 supported countries
Choose a region to browse every citizenship-by-descent country we support.
From ancestry to evidence
A simple 4-step journey to explore your eligibility and build your case.
Check eligibility
See if you or your ancestors qualify in the countries you select.
Build your ancestry tree
Add relatives and documents to confirm lineage and connections.
See required documents
Get a personalized list of documents for your chosen path and country.
Retrieve records
Find birth, marriage, and other records to complete your application.
Popular guides and tools
Understand how USCIS, the National Archives, federal courts, and state or local courts divide U.S. naturalization records.
Read guide GuideNew York vital records for citizenship by descentA complete jurisdiction-first guide to New York City and New York State birth, marriage, and death records, certified copies, amendments, exemplification, apostilles, and rejection prevention.
Read guide GuideFirst Irish passport through an Irish-born parentUnderstand the distinction between Irish citizenship through an Irish-born parent and Foreign Birth Registration.
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Find the second passport hidden in your family tree.
Check your likely citizenship paths for free. See the family case, evidence, costs, and work ahead before you pay.
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