Jus Sanguinis 2026

Citizenship by Descent

Reclaim your heritage. A complete guide to countries offering citizenship through ancestry and family lineage.

What Is Citizenship by Descent?

Citizenship by descent, or jus sanguinis (right of blood), is a legal principle where citizenship is not determined by place of birth but by having one or both parents who are citizens of the state. In many cases, this right extends to grandparents or great-grandparents (e.g., Italy, Ireland), allowing individuals to "reclaim" their ancestral nationality.

Benefits of Ancestral Citizenship

  • Dual citizenship (keep your current passport)
  • Right to live and work in the EU (for EU countries)
  • Pass citizenship to your children
  • Access to subsidized healthcare and education
  • Visa-free travel to more countries
  • Connection to your family heritage

Countries Offering Citizenship by Descent

Algeria

Algeria

Algeria offers citizenship by descent to individuals with Algerian heritage, allowing descendants of Algerian nationals to claim citizenship.

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Egypt

Egypt

Egypt offers citizenship by descent to individuals with Egyptian ancestry, even if born outside of Egypt.

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Morocco

Morocco

Morocco allows descendants of Moroccan nationals to apply for citizenship, even if born abroad.

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Kenya

Kenya

Kenya offers citizenship by descent to those with Kenyan parentage or ancestry.

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Nigeria

Nigeria

Nigeria provides citizenship by descent to individuals with Nigerian parents, regardless of where they are born.

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Tunisia

Tunisia

Tunisia grants citizenship by descent to children of Tunisian nationals, even if born abroad.

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South Africa

South Africa

South Africa offers citizenship by descent to children born abroad to South African nationals.

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Canada

Canada

Canada offers citizenship by descent to individuals born outside Canada to Canadian parents.

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Dominican Republic

Dominican Republic

The Dominican Republic provides citizenship by descent to children of Dominican nationals.

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Haiti

Haiti

Haiti offers citizenship by descent to children born abroad to Haitian parents.

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Mexico

Mexico

Mexico allows individuals with Mexican descent, regardless of birthplace, to apply for citizenship.

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United States

United States

The U.S. provides citizenship by descent to individuals born abroad to U.S. citizens.

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Argentina

Argentina

Argentina offers citizenship by descent to individuals with Argentine parents or grandparents.

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Brazil

Brazil

Brazil grants citizenship by descent to children of Brazilian nationals, regardless of birth location.

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Chile

Chile

Chile offers citizenship by descent to children of Chilean nationals born abroad.

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Colombia

Colombia

Colombia provides citizenship by descent to children of Colombian nationals, regardless of place of birth.

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Suriname

Suriname

Suriname offers citizenship by descent to individuals with Surinamese heritage.

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Venezuela

Venezuela

Venezuela grants citizenship by descent to children of Venezuelan nationals.

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Armenia

Armenia

Armenia provides citizenship by descent to individuals of Armenian descent, no matter where they were born.

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Azerbaijan

Azerbaijan

Azerbaijan offers citizenship by descent to children of Azerbaijani nationals.

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Cambodia

Cambodia

Cambodia grants citizenship by descent to children born abroad to Cambodian parents.

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China

China

China offers citizenship by descent to individuals with Chinese parentage, no matter their birthplace.

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India

India

India offers citizenship by descent to individuals with Indian parentage or ancestry.

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Indonesia

Indonesia

Indonesia grants citizenship by descent to children of Indonesian nationals, regardless of birth location.

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Iran

Iran

Iran offers citizenship by descent to children born abroad to Iranian parents.

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Israel

Israel

Israel provides citizenship by descent to individuals with Jewish heritage, regardless of where they were born.

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Japan

Japan

Japan offers citizenship by descent to children born abroad to Japanese parents.

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Mongolia

Mongolia

Mongolia grants citizenship by descent to children of Mongolian nationals, regardless of where they are born.

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Nepal

Nepal

Nepal provides citizenship by descent to children of Nepali nationals.

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Pakistan

Pakistan

Pakistan offers citizenship by descent to children born abroad to Pakistani nationals.

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Philippines

Philippines

The Philippines grants citizenship by descent to individuals with Filipino parents, regardless of their birthplace.

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South Korea

South Korea

South Korea offers citizenship by descent to children of South Korean nationals.

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Thailand

Thailand

Thailand allows citizenship by descent for children born abroad to Thai nationals.

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Taiwan

Taiwan

Taiwan offers citizenship by descent to children born abroad to Taiwanese parents.

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United Arab Emirates (UAE)

United Arab Emirates (UAE)

The UAE provides citizenship by descent to individuals born abroad to UAE nationals.

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Austria

Austria

Austria offers citizenship by descent to individuals with Austrian parents or grandparents, even if born abroad.

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Belgium

Belgium

Belgium grants citizenship by descent to individuals with Belgian ancestry, regardless of place of birth.

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Czech Republic

Czech Republic

The Czech Republic offers citizenship by descent to children of Czech nationals, no matter where they were born.

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Denmark

Denmark

Denmark provides citizenship by descent to children of Danish nationals, even if born abroad.

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Estonia

Estonia

Estonia allows citizenship by descent for individuals born outside the country to Estonian nationals.

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Finland

Finland

Finland grants citizenship by descent to children born abroad to Finnish nationals.

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France

France

France offers citizenship by descent to individuals with French parents, regardless of their place of birth.

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Germany

Germany

Germany provides citizenship by descent to individuals with German parents, even if born outside of Germany.

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Hungary

Hungary

Hungary grants citizenship by descent to children of Hungarian nationals, regardless of where they were born.

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Iceland

Iceland

Iceland offers citizenship by descent to individuals born abroad to Icelandic parents.

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Ireland

Ireland

Ireland provides citizenship by descent to individuals with Irish parents or grandparents, even if born abroad.

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Italy

Italy

Italy offers citizenship by descent to individuals with Italian ancestry, even if born outside Italy.

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Malta

Malta

Malta grants citizenship by descent to individuals born abroad to Maltese nationals.

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Netherlands

Netherlands

The Netherlands provides citizenship by descent to children born abroad to Dutch nationals.

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Norway

Norway

Norway grants citizenship by descent to individuals born abroad to Norwegian nationals.

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Poland

Poland

Poland offers citizenship by descent to children of Polish nationals, regardless of their birthplace.

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Portugal

Portugal

Portugal provides citizenship by descent to individuals with Portuguese ancestry, even if born abroad.

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Romania

Romania

Romania grants citizenship by descent to individuals with Romanian parentage, even if born outside Romania.

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Russia

Russia

Russia offers citizenship by descent to individuals with Russian ancestry, regardless of birthplace.

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Slovakia

Slovakia

Slovakia grants citizenship by descent to children of Slovak nationals, even if born abroad.

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Spain

Spain

Spain provides citizenship by descent to individuals with Spanish ancestry, no matter where they were born.

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Sweden

Sweden

Sweden offers citizenship by descent to individuals born abroad to Swedish nationals.

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Switzerland

Switzerland

Switzerland grants citizenship by descent to children of Swiss nationals, regardless of place of birth.

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Ukraine

Ukraine

Ukraine offers citizenship by descent to children born abroad to Ukrainian nationals.

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United Kingdom

United Kingdom

The United Kingdom offers citizenship by descent to individuals born abroad to British nationals.

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Afghanistan

Afghanistan

Afghanistan offers citizenship by descent to children of Afghan nationals, regardless of place of birth.

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Bulgaria

Bulgaria

Bulgaria provides citizenship by descent to individuals with Bulgarian parentage, regardless of birthplace.

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Croatia

Croatia

Croatia offers citizenship by descent to children of Croatian nationals, even if born abroad.

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Greece

Greece

Greece provides citizenship by descent to children born abroad to Greek nationals.

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Kiribati

Kiribati

Kiribati offers citizenship by descent to children born abroad to Kiribati nationals.

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Liberia

Liberia

Liberia grants citizenship by descent to children born abroad to Liberian nationals.

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Lithuania

Lithuania

Lithuania offers citizenship by descent to individuals with Lithuanian ancestry, even if born abroad.

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Rwanda

Rwanda

Rwanda provides citizenship by descent to children born abroad to Rwandan nationals.

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Serbia

Serbia

Serbia offers citizenship by descent to children born abroad to Serbian nationals.

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Turkey

Turkey

Turkey offers citizenship by descent to children born abroad to Turkish nationals.

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Frequently Asked Questions

How far back can I claim ancestry?

It depends on the country. Ireland allows up to grandparents. Italy has no generation limit as long as the line of citizenship was not broken. Germany allows victims of Nazi persecution to reclaim citizenship.

Do I need my ancestor's birth certificate?

Yes, you typically need certified copies of birth, marriage, and death certificates linking you to your ancestor.