Dual nationality

Definition

Countries

Yes

Dual nationality is permitted with minimal exceptional prohibition.

59 countries

Yes / No

Dual nationality is normally permitted with considerable exceptional prohibition.

15 countries and Taiwan

No / Yes

Dual nationality is normally prohibited with considerable exceptional permission.

35 countries

No

Dual nationality is prohibited with minimal exceptional permission.

74 countries

?

The situation is unknown.

9 countries and Palestine

ISO 3166 and countries

Dual nationality

ISO 3166 and countries

Dual nationality

AD Andorra

No

LB Lebanon

Yes

AE the United Arab Emirates

No

LC Saint Lucia

Yes

AF Afghanistan

No/Yes

LI Liechtenstein

Yes

AG Antigua and Barbuda

Yes

LK Sri Lanka

No/Yes

AL Albania

Yes

LR Liberia

No

AM Armenia

No

LS Lesotho

No

AO Angola

No

LT Lithuania

No/Yes

AR Argentina

No/Yes

LU Luxembourg

No/Yes

AT Austria

No/Yes

LV Latvia

No/Yes

AU Australia

Yes

LY the Libyan Arab Jamahiriya

No

AZ Azerbaijan

No

MA Morocco

Yes / No

BA Bosnia and Herzegovina

No/Yes

MC Monaco

No

BB Barbados

Yes

MD the Republic of Moldova

No/Yes

BD Bangladesh

Yes

MG Madagascar

No/Yes

BE Belgium

No

MH the Marshall Islands

No

BF Burkina Faso

Yes

MK the Former Yugoslav Republic of Macedonia

Yes

BG Bulgaria

Yes

ML Mali

Yes

BH Bahrain

No

MM Myanmar

No

BI Burundi

No

MN Mongolia

Yes / No

BJ Benin

Yes

MR Mauritania

No/Yes

BN Brunei Darussalam

No

MT Malta

Yes

BO Bolivia

No/Yes

MU Mauritius

Yes

BR Brazil

Yes

MV Maldives

Yes

BS the Bahamas

No

MW Malawi

No

BT Bhutan

No

MX Mexico

Yes / No

BW Botswana

No

MY Malaysia

No

BY Belarus

Yes

MZ Mozambique

No

BZ Belize

Yes / No

NA Namibia

No/Yes

CA Canada

Yes

NE Niger

No

CD the Democratic Republic of the Congo

No

NG Nigeria

Yes / No

CF the Central African Republic

Yes

NI Nicaragua

No/Yes

CG the Republic of the Congo

No

NL the Netherlands

No/Yes

CH Switzerland

Yes

NO Norway

No/Yes

CI Côte d'Ivoire

Yes

NP Nepal

No

CL Chile

No/Yes

NR Nauru

No

CM Cameroon

No

NZ New Zealand

Yes

CN the People's Republic of China

No

OM Oman

No

CO Colombia

Yes

PA Panama

No/Yes

CR Costa Rica

Yes

PE Peru

Yes

CS Serbia and Montenegro

Yes

PG Papua New Guinea

No

CU Cuba

No

PH the Philippines

Yes

CV Cape Verde

Yes

PK Pakistan

Yes

CY Cyprus

Yes

PL Poland

Yes

CZ the Czech Republic

No/Yes

PS Palestine

?

DE Germany

No/Yes

PT Portugal

Yes

DJ Djibouti

No

PW Palau

No

DK Denmark

No

PY Paraguay

Yes / No

DM Dominica

Yes

QA Qatar

No

DO the Dominican Republic

No/Yes

RO Romania

Yes

DZ Algeria

No

RU the Russian Federation

Yes

EC Ecuador

No/Yes

RW Rwanda

No

EE Estonia

No

SA Saudi Arabia

No

EG Egypt

Yes / No

SB the Solomon Islands

No

ER Eritrea

Yes

SC Seychelles

No/Yes

ES Spain

No/Yes

SD Sudan

No

ET Ethiopia

No

SE Sweden

Yes

FI Finland

Yes

SG Singapore

No

FJ Fiji

No/Yes

SI Slovenia

No/Yes

FM the Federated States of Micronesia

No

SK Slovakia

Yes

FR France

Yes

SL Sierra Leone

No

GA Gabon

No

SM San Marino

?

GB the United Kingdom

Yes

SN Senegal

Yes

GD Grenada

Yes

SO Somalia

?

GE Georgia

?

SR Suriname

?

GH Ghana

Yes / No

ST Sao Tome and Principe

No

GM the Gambia

No

SV El Salvador

Yes

GN Guinea

No

SY the Syrian Arab Republic

Yes

GQ Equatorial Guinea

No

SZ Swaziland

No

GR Greece

Yes

TD Chad

?

GT Guatemala

No/Yes

TG Togo

Yes

GW Guinea-Bissau

No

TH Thailand

No/Yes

GY Guyana

No

TJ Tajikistan

?

HN Honduras

Yes / No

TL Timor-Leste

?

HR Croatia

Yes / No

TM Turkmenistan

No

HT Haiti

No/Yes

TN Tunisia

Yes

HU Hungary

Yes

TO Tonga

No/Yes

ID Indonesia

No

TR Turkey

Yes

IE Ireland

Yes

TT Trinidad and Tobago

Yes / No

IL Israel

Yes / No

TV Tuvalu

Yes

IN India

No

TW Taiwan (the Republic of China)

Yes / No

IQ Iraq

No

TZ the United Republic of Tanzania

No

IR the Islamic Republic of Iran

No/Yes

UA Ukraine

No

IS Iceland

No/Yes

UG Uganda

No

IT Italy

Yes

US the United States

Yes

JM Jamaica

Yes

UY Uruguay

Yes / No

JO Jordan

Yes

UZ Uzbekistan

No

JP Japan

No

VA the Holy See (the Vatican City State)

?

KE Kenya

No

VC Saint Vincent and the Grenadines

Yes

KG Kyrgyzstan

No

VE Venezuela

No

KH Cambodia

Yes / No

VN Viet Nam

No/Yes

KI Kiribati

No

VU Vanuatu

No

KM Comoros

?

WS Samoa

No/Yes

KN Saint Kitts and Nevis

Yes

YE Yemen

No

KP the Democratic People's Republic of Korea

No/Yes

ZA South Africa

Yes / No

KR the Republic of Korea

No

ZM Zambia

No

KW Kuwait

No

ZW Zimbabwe

No

KZ Kazakhstan

No

LA the Lao People's Democratic Republic

No