:''Cong River (''sông Công'') is a river in Central Vietnam''

A small boy paddles a boat on the Sekong River

The Kong River, also known as the Xe Kong or the Se Kong ( Lao: ເຊກອງ ''Se Kong'', ( Khmer:''សេកុង''(official) or ''ស្រែគង្គ''(Khmerization)),

Vietnamese Vietnamese may refer to: * Something of, from, or related to Vietnam, a country in Southeast Asia ** A citizen of Vietnam. See Demographics of Vietnam. * Vietnamese people, or Kinh people, a Southeast Asian ethnic group native to Vietnam ** Overse ...

: ''sông Sê Kông'') is a river in

Southeast Asia Southeast Asia, also spelled South East Asia and South-East Asia, and also known as Southeastern Asia, South-eastern Asia or SEA, is the geographical south-eastern region of Asia, consisting of the regions that are situated south of mainland ...

. The river originates in Thừa Thiên–Huế Province in Central

Vietnam Vietnam or Viet Nam ( vi, Việt Nam, ), officially the Socialist Republic of Vietnam,., group="n" is a country in Southeast Asia, at the eastern edge of mainland Southeast Asia, with an area of and population of 96 million, making ...

and flows through southern

Laos Laos (, ''Lāo'' )), officially the Lao People's Democratic Republic ( Lao: ສາທາລະນະລັດ ປະຊາທິປະໄຕ ປະຊາຊົນລາວ, French: République démocratique populaire lao), is a socialist s ...

and eastern

Cambodia Cambodia (; also Kampuchea ; km, កម្ពុជា, UNGEGN: ), officially the Kingdom of Cambodia, is a country located in the southern portion of the Indochinese Peninsula in Southeast Asia, spanning an area of , bordered by Thailand ...

. It joins the

Mekong River The Mekong or Mekong River is a trans-boundary river in East Asia and Southeast Asia. It is the world's twelfth longest river and the third longest in Asia. Its estimated length is , and it drains an area of , discharging of water annual ...

near Stung Treng town of Cambodia. Part of its course forms the

international boundary Borders are usually defined as geographical boundaries, imposed either by features such as oceans and terrain, or by political entities such as governments, sovereign states, federated states, and other subnational entities. Political borders ca ...

between Laos and Cambodia.

Tributaries

Xe Kaman River The Xe Kaman is a river in southeastern Laos. It flows through the Dong Ampham National Biodiversity Conservation Area of Attapeu Province. The river is known to have populations of dolphin A dolphin is an aquatic mammal within the infrao ...

Rivers of Thừa Thiên Huế province Rivers of Laos Rivers of Cambodia International rivers of Asia Cambodia–Laos border Tributaries of the Mekong River Border rivers Rivers of Vietnam {{Vietnam-river-stub