Will you keep your citizenship when you become American?
The United States allows dual citizenship. Whether you keep your original citizenship depends on your birth country's law. Here is a summary for 147 countries, based on each country's nationality law.
Laws change. Always confirm with your country's embassy or consulate before your oath ceremony. Not legal advice.
| Country | Dual citizenship |
|---|---|
| Afghanistan | Allowed |
| Algeria | Allowed with conditions |
| Angola | Allowed |
| Antigua and Barbuda | Allowed |
| Argentina | Allowed |
| Armenia | Allowed |
| Australia | Allowed |
| Austria | Not allowed |
| Azerbaijan | Not allowed |
| Bahamas | Not allowed |
| Bahrain | Allowed with conditions |
| Bangladesh | Allowed with conditions |
| Barbados | Allowed |
| Belarus | Allowed with conditions |
| Belgium | Allowed |
| Belize | Allowed |
| Benin | Allowed with conditions |
| Bolivia | Allowed |
| Botswana | Not allowed |
| Brazil | Allowed |
| Bulgaria | Allowed with conditions |
| Burkina Faso | Allowed |
| Burundi | Allowed |
| Cambodia | Allowed |
| Cameroon | Not allowed |
| Central African Republic | Not allowed |
| Chad | Allowed |
| Chile | Allowed |
| China | Not allowed |
| Colombia | Allowed |
| Côte d'Ivoire | Not allowed |
| Croatia | Allowed |
| Czech Republic | Allowed |
| Denmark | Allowed |
| Djibouti | Allowed |
| Dominica | Allowed |
| Ecuador | Allowed |
| Egypt | Allowed with conditions |
| Equatorial Guinea | Allowed with conditions |
| Estonia | Allowed with conditions |
| Eswatini | Allowed with conditions |
| Ethiopia | Not allowed |
| Fiji | Allowed |
| Finland | Allowed |
| France | Allowed |
| Gambia | Allowed with conditions |
| Germany | Allowed |
| Ghana | Allowed |
| Greece | Allowed |
| Grenada | Allowed |
| Guatemala | Allowed |
| Guinea | Not allowed |
| Guyana | Not allowed |
| Honduras | Allowed with conditions |
| Hong Kong | Allowed with conditions |
| Hungary | Allowed |
| Iceland | Allowed |
| India | Not allowed |
| Indonesia | Not allowed |
| Iran | Not allowed |
| Ireland | Allowed |
| Italy | Allowed with conditions |
| Japan | Not allowed |
| Jordan | Allowed |
| Kazakhstan | Not allowed |
| Kenya | Allowed |
| Kiribati | Allowed with conditions |
| Kuwait | Not allowed |
| Latvia | Allowed with conditions |
| Lebanon | Allowed |
| Lesotho | Allowed |
| Liberia | Not allowed |
| Libya | Allowed with conditions |
| Lithuania | Allowed with conditions |
| Madagascar | Not allowed |
| Malaysia | Not allowed |
| Maldives | Allowed |
| Mali | Allowed |
| Malta | Allowed |
| Marshall Islands | Allowed with conditions |
| Mauritania | Allowed with conditions |
| Mauritius | Allowed with conditions |
| Mexico | Allowed with conditions |
| Montenegro | Not allowed |
| Morocco | Allowed |
| Mozambique | Allowed |
| Myanmar | Not allowed |
| Namibia | Allowed with conditions |
| Nauru | Allowed |
| Nepal | Not allowed |
| Netherlands | Allowed with conditions |
| Nicaragua | Allowed with conditions |
| Niger | Allowed |
| Nigeria | Allowed |
| North Korea | Allowed |
| Norway | Allowed |
| Oman | Not allowed |
| Pakistan | Allowed with conditions |
| Palau | Allowed |
| Panama | Allowed with conditions |
| Papua New Guinea | Allowed with conditions |
| Paraguay | Allowed with conditions |
| Philippines | Allowed with conditions |
| Poland | Allowed with conditions |
| Qatar | Not allowed |
| Romania | Allowed |
| Rwanda | Allowed |
| Saint Kitts and Nevis | Allowed |
| Saint Lucia | Allowed with conditions |
| Saint Vincent and the Grenadines | Allowed |
| San Marino | Allowed |
| São Tomé and Príncipe | Allowed with conditions |
| Saudi Arabia | Allowed with conditions |
| Senegal | Allowed |
| Seychelles | Allowed |
| Sierra Leone | Allowed |
| Singapore | Not allowed |
| Slovakia | Not allowed |
| Slovenia | Allowed |
| South Africa | Allowed |
| South Korea | Not allowed |
| South Sudan | Allowed |
| Spain | Allowed with conditions |
| Sri Lanka | Allowed with conditions |
| Suriname | Not allowed |
| Sweden | Allowed |
| Switzerland | Allowed |
| Syria | Allowed |
| Taiwan | Allowed |
| Tanzania | Not allowed |
| Thailand | Allowed |
| Timor-Leste | Allowed |
| Tonga | Allowed |
| Trinidad and Tobago | Allowed with conditions |
| Tunisia | Allowed |
| Turkey | Allowed |
| Turkmenistan | Allowed with conditions |
| Tuvalu | Allowed |
| Uganda | Allowed with conditions |
| United Arab Emirates | Allowed |
| United Kingdom | Allowed |
| Uruguay | Allowed with conditions |
| Uzbekistan | Not allowed |
| Venezuela | Allowed |
| Vietnam | Allowed |
| Zambia | Allowed |
| Zimbabwe | Allowed with conditions |