This is a List of international river borders. Rivers that form any portion of the border between two countries minimum:

This list is incomplete; you can help by adding missing items. (August 2008)

By region

Africa

The following rivers form borders of countries in Africa:

• Akanyaru River: Rwanda and Burundi
• Akagera River: Rwanda and Tanzania
• Bahr al-Arab: Sudan and South Sudan
• Caledon River: Lesotho and South Africa
• Chobe River: Namibia and Botswana
• Congo River: Democratic Republic of Congo and Republic of Congo
• Donga River: Nigeria and Cameroon
• Kagitumba river: Rwanda, Uganda and Tanzania
• Kasai River and Kwango River: Democratic Republic of Congo and Angola
• Kunene River: Namibia and Angola
• Limpopo River: South Africa and Botswana
• Limpopo River: South Africa and Zimbabwe
• Luapula River: Democratic Republic of Congo and Zambia
• Niger River: Benin and Niger
• Okavango River: Namibia and Angola
• Orange River: Namibia and South Africa
• Rusizi River: Burundi and Democratic Republic of the Congo
• Rusizi River: Rwanda and Democratic Republic of the Congo
• Senegal River: Senegal and Mauritania
• Ubangi River and Mbomou River: Central African Republic and Democratic Republic of the Congo
• White Nile: Sudan and South Sudan
• Yobe River: Niger and Nigeria
• Zambezi: Botswana and Zambia
• Zambezi: Namibia and Zambia
• Zambezi: Zimbabwe and Zambia

North America

US/Mexico

Rivers form a portion of the United States-Mexico border in the U.S. states of Arizona and Texas and the Mexican states of Baja California, Chihuahua, Coahuila, Nuevo León, and Tamaulipas.

• Rio Grande: United States and Mexico
• Colorado River (Arizona-Baja California): United States and Mexico

US/Canada

• Detroit River: United States and Canada
• Halls Stream: United States and Canada
• Monument Creek: United States and Canada
• Niagara River: United States and Canada
• Pine River: United States and Canada
• Pigeon River: United States and Canada
• Rainy River: United States and Canada
• St. Clair River: United States and Canada
• St. Croix River: United States and Canada
• St. Francis River: United States and Canada
• Saint John River: United States and Canada
• St. Lawrence River: United States and Canada
• St. Marys River: United States and Canada

Central America

• Hondo River (Belize): Mexico and Belize
• Suchiate River: Mexico and Guatemala
• Usumacinta River: Mexico and Guatemala
• Coco River: Nicaragua and Honduras
• Paz River: Guatemala and El Salvador
• Motagua: Guatemala and Honduras
• San Juan River: Nicaragua and Costa Rica
• Sarstoon River: Guatemala and Belize
• Sixaola River: Costa Rica and Panama
• Sumpul River: El Salvador and Honduras
• Guasaule River: Honduras and Nicaragua

Caribbean Region

• Artibonite River: Dominican Republic and Haiti

South America

Rivers that form borders between countries in South America include:

• Amazon River: Colombia, Peru and Brazil
• Apaporis River: Colombia and Brazil
• Arauca River: Colombia and Venezuela
• Bermejo River: Argentina and Bolivia
• Catatumbo River: Colombia and Venezuela
• Courantyne River: Guyana and Suriname
• Cuareim River: Brazil and Uruguay
• Guaitara River: Colombia and Ecuador
• Iguazu River: Argentina and Brazil
• Maroni River: French Guiana and Suriname
• Mataje River: Colombia and Ecuador
• Meta River: Colombia and Venezuela
• Mira River: Colombia and Ecuador
• Negro River: Colombia and Venezuela
• Oiapoque River: Brazil and French Guiana
• Orinoco River: Colombia and Venezuela
• Paraguay River: Argentina and Paraguay
• Paraguay River: Brazil and Paraguay
• Paraná River: Argentina and Paraguay
• Paraná River: Brazil and Paraguay
• Pilcomayo River: Argentina and Paraguay
• Putumayo River: Colombia and Peru
• Rapirrán River: Brazil and Bolivia
• Rapirrán River: Brazil and Peru
• Uruguay River: Argentina and Uruguay
• Uruguay River: Brazil and Argentina
• Vaupés River: Colombia and Brazil
• Yaguaron River: Brazil and Uruguay
• Zulia River: Colombia and Venezuela

Europe

Rivers that form borders between countries in Europe include:

• Águeda: Spain and Portugal
• Ardila River: Spain and Portugal
• Bidasoa: France and Spain
• Blies: France and Germany
• Bug River: Belarus and Poland, Ukraine and Poland
• Caia: Spain and Portugal
• Chanza River: Spain and Portugal
• Danube: Germany and Austria nearby Passau, Austria and Slovakia, Croatia and Serbia, Hungary and Slovakia, Romania and Bulgaria, Romania and Ukraine, Serbia and Romania
• Daugava River: Latvia and Belarus
• Derkul: Ukraine and Russia
• Dnieper: Belarus and Ukraine
• Dniester: Ukraine and Moldova
• Douro: Portugal and Spain
• Drava: Croatia and Hungary
• Drina: Bosnia and Herzegovina and Serbia
• Elbe: Czech Republic and Germany
• Flöha: Czech Republic and Germany
• Foyle: Ireland and United Kingdom (Northern Ireland)
• Guadiana: Portugal and Spain
• Inn: Austria and Germany
• Grense Jakobselv: Norway and Russia
• Kirnitzsch: Czech Republic and Germany
• Kolpa: Croatia and Slovenia
• Lauter: Germany and France
• Lusatian Neisse: Germany and Poland
• Lys: Belgium and France
• Malše: Austria and Czech Republic
• Maritsa (Evros/Meriç): Greece and Turkey
• Meuse: Belgium and The Netherlands
• Minho: Portugal and Spain
• Morava: Austria and Slovakia, Czech Republic and Slovakia
• Moselle: Germany and Luxembourg
• Mura: Croatia and Slovenia
• Narva: Estonia and Russia
• Neman River: Russia (Kaliningrad Oblast) and Lithuania
• Niers: Germany and The Netherlands
• Oder: Germany and Poland
• Paatsjoki (Pasvikelva): Norway and Russia
• Prut: Romania and Moldova, Ukraine and Romania
• Rezovo: Bulgaria and Turkey
• Rhine: Germany and France, Germany and Switzerland, Germany and The Netherlands, Switzerland and Liechtenstein
• Sava: Bosnia and Herzegovina and Croatia, Croatia and Serbia
• Seversky Donets: Ukraine and Russia
• Sozh: Belarus and Ukraine
• Tana River (Norway): Finland and Norway
• Termon:Ireland and United Kingdom
• Thaya: Austria and Czech Republic
• Tisza: Romania and Ukraine, Ukraine and Hungary
• Torne: Sweden and Finland
• Vadakste: Latvia and Lithuania
• Wye: England and Wales

Asia

Rivers that form the borders between countries in Asia include:

• Amur River: China and Russia
• Ussuri River: China and Russia
• Argun River: China and Russia
• Granitnaya River: China and Russia
• Brahmaputra River: India, Bangladesh and China
• Chu River: Kazakhstan and Kyrgyzstan
• Fly River: Indonesia and Papua New Guinea
• Ganges River: India and Bangladesh
• Golok River: Malaysia and Thailand
• Hirmand River: Iran and Afghanistan
• Amu River: Uzbekistan and Afghanistan
• Indus River : China, India and Pakistan
• Kaladan River: India and Myanmar
• Mahakali River: India and Nepal
• Mechi River: Nepal and India
• Mekong River: Myanmar and Laos
• Mekong River: Laos and Thailand
• Kraburi River: Myanmar and Thailand
• Salween River: Myanmar and China
• Salween River: Myanmar and Thailand
• Naf River: Bangladesh and Myanmar
• Pandaruan River: Malaysia and Brunei
• Tumen River: North Korea and China
• Tumen River: North Korea and Russia
• Yalu River: North Korea and China
• Beilun River: Vietnam and China

Middle East

• Tigris River: Turkey Syria Iraq and Iran
• Euphrates River: Turkey Syria Iraq and Iran
• Akhurian River: Armenia and Turkey
• Aras River: Nakhchivan (Azerbaijan), Turkey, Iran and Armenia
• Hezil Suyu: Iraq and Turkey
• Jordan River: Israel and Jordan
• Jordan River: Palestine and Jordan
• Khabur (Tigris): Iraq and Turkey
• Shatt al-Arab or Arvand rud: Iraq and Iran
• Wadi al Batin: Iraq and Kuwait