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This is a list of rivers of Thailand. The rivers are arranged alphabetically within their respective provinces or special governed districts. The same river may be found in more than one province as many rivers cross province borders.
Provinces
Ang Thong
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Chao Phraya River
The Chao Phraya ( or ; th, แม่น้ำเจ้าพระยา, , or ) is the major river in Thailand, with its low alluvial plain forming the centre of the country. It flows through Bangkok and then into the Gulf of Thailand.
Et ...
Ayutthaya
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Chao Phraya River
The Chao Phraya ( or ; th, แม่น้ำเจ้าพระยา, , or ) is the major river in Thailand, with its low alluvial plain forming the centre of the country. It flows through Bangkok and then into the Gulf of Thailand.
Et ...
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Lop Buri River
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Noi River
The Noi River ( th, แม่น้ำน้อย, , ) is a river in Thailand.[Pa Sak River
The Pa Sak River ( th, แม่น้ำป่าสัก, , Pronunciation is a river in central Thailand. The river originates in the Phetchabun Mountains, Dan Sai District, Loei Province, and passes through Phetchabun Province as the backb ...](_blank)
Bueng Kan
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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 annuall ...
Buriram
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Mun River
The Mun River ( th, แม่น้ำมูล, , ), sometimes spelled ''Moon River'', is a tributary of the Mekong River. It carries approximately of water per year.
Geography
The river begins in the Khao Yai National Park area of the Sankam ...
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Lam Takhong River
Lam Takhong ( th, ลำตะคอง, ) is a watercourse in Thailand and a tributary of the Mun River in northeastern Thailand
Thailand ( ), historically known as Siam () and officially the Kingdom of Thailand, is a country in South ...
Chachoengsao
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Bang Pakong River
The Bang Pakong ( th, แม่น้ำบางปะกง, , ) is a river in east Thailand. The river originates at the confluence of the Phra Prong River and the Hanuman River near Kabin Buri, Prachinburi Province. It empties after 231 k ...
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Nakhon Nayok River
The Nakhon Nayok River ( th, แม่น้ำนครนายก, , ) originates in Khao Yai National Park. It flows southwest, passes through Mueang Nakhon Nayok District, Ban Na District, and Ongkharak District of Nakhon Nayok Province. ...
Chainat
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Chao Phraya River
The Chao Phraya ( or ; th, แม่น้ำเจ้าพระยา, , or ) is the major river in Thailand, with its low alluvial plain forming the centre of the country. It flows through Bangkok and then into the Gulf of Thailand.
Et ...
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Sakae Krang River
The Sakae Krang River ( th, แม่น้ำสะแกกรัง, , ) is a tributary of the Chao Phraya River. It originates in Mae Wong National Park, Nakhon Sawan Province. It is long, with most of its length in Uthai Thani Province. It ...
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Tha Chin River
The Tha Chin river ( th, แม่น้ำท่าจีน, , ) is a distributary of the Chao Phraya river, Thailand. It splits near the province of Chai Nat and then flows west from the Chao Phraya through the central plains, until it empt ...
Chaiyaphum
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Chi River
The Chi River (, , ) is the longest river flowing wholly within Thailand. It is long but carries less water than the second longest river, the Mun. The name of the river is "Mae Si" () in the Isan and Lao languages of the region, being translite ...
Chanthaburi
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Chanthaburi River 250px, Chanthaburi River in the phase of Mueang Chanthaburi District
Chanthaburi River ( th, แม่น้ำจันทบุรี), formerly and still colloquially known as Chanthabun River (แม่น้ำจันทบูร) is a river ...
Chiang Mai
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Kok River
The Kok River ( th, น้ำแม่กก, , ) is a tributary river of the Mekong that flows in Chiang Rai and Chiang Mai provinces in northern Thailand.
Source
The river originates in the Daen Lao Range, Shan State, Myanmar. It flows east ...
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Li River
The Li River or Li Jiang () is the name for the upper reaches of the Gui River in northwestern Guangxi, China. It is part of the Xijiang River system in the Pearl River Basin. The river flows from Xing'an County to Pingle County, where the ka ...
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Ping River
The Ping River ( th, แม่น้ำปิง, , ), along with the Nan River, is one of the two main tributaries of the Chao Phraya River. It originates at Doi Thuai in the Daen Lao Range, in Chiang Dao district, Chiang Mai province. After pas ...
Chiang Rai
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Ing River
The Ing River (, , ) is a tributary of the Mekong River in the northern part of Thailand. It has its source in Doi Luang, Phi Pan Nam Range, in Mae Chai District, Phayao Province. The Ing flows through the plain area of Thoeng District.
The In ...
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Kok River
The Kok River ( th, น้ำแม่กก, , ) is a tributary river of the Mekong that flows in Chiang Rai and Chiang Mai provinces in northern Thailand.
Source
The river originates in the Daen Lao Range, Shan State, Myanmar. It flows east ...
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Mae Sai River
Sai River ( th, แม่สาย or แม่น้ำสาย; ; ), formerly known as the River of Lawa ( th, แม่ละว้า; ), is a river that forms the natural border between Thailand and Myanmar at Tachileik and Mae Sai District ...
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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 annuall ...
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Ruak River
The Ruak River ( th, แม่น้ำรวก, , ; nod, ) is a right hand tributary of the Mekong. The mouth of the Ruak river is at the Thai-Burma border opposite Laos, a spot known as the "Golden Triangle", a popular tourist destination.
Cou ...
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Wang River
The Wang River ( th, แม่น้ำวัง, , ) is a river in northern Thailand.
Geography
The Wang River is long. Its waters flow from north to south. The Wang River has its source in the Phi Pan Nam Range in Wiang Pa Pao District, Chi ...
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Yom River
The Yom River ( th, แม่น้ำยม, , ) is a river in Thailand. It is the main tributary of the Nan River (which itself is a tributary of the Chao Phraya River). The Yom River has its source in the Phi Pan Nam Range in Pong District, Ph ...
Kalasin
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Chi River
The Chi River (, , ) is the longest river flowing wholly within Thailand. It is long but carries less water than the second longest river, the Mun. The name of the river is "Mae Si" () in the Isan and Lao languages of the region, being translite ...
Kamphaeng Phet
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Ping River
The Ping River ( th, แม่น้ำปิง, , ), along with the Nan River, is one of the two main tributaries of the Chao Phraya River. It originates at Doi Thuai in the Daen Lao Range, in Chiang Dao district, Chiang Mai province. After pas ...
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Sakae Krang River
The Sakae Krang River ( th, แม่น้ำสะแกกรัง, , ) is a tributary of the Chao Phraya River. It originates in Mae Wong National Park, Nakhon Sawan Province. It is long, with most of its length in Uthai Thani Province. It ...
Kanchanaburi
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Khwae Yai River
The Khwae Yai River ( th, แม่น้ำแควใหญ่, , ), also known as the Si Sawat ( ), is a river in western Thailand. It has its source in the Tenasserim Hills and flows for about through Sangkhla Buri, Si Sawat, and Mueang ...
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Mae Klong River
The Mae Klong (, , ), sometimes spelled Mae Khlong or Meklong, is a river in western Thailand. The river begins at the confluence of the Khwae Noi (Khwae Sai Yok) and the Khwae Yai River (Khwae Si Sawat) in Kanchanaburi, it passes Ratchaburi ...
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Phachi River
Lampang
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Wang River
The Wang River ( th, แม่น้ำวัง, , ) is a river in northern Thailand.
Geography
The Wang River is long. Its waters flow from north to south. The Wang River has its source in the Phi Pan Nam Range in Wiang Pa Pao District, Chi ...
Lamphun
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Li River
The Li River or Li Jiang () is the name for the upper reaches of the Gui River in northwestern Guangxi, China. It is part of the Xijiang River system in the Pearl River Basin. The river flows from Xing'an County to Pingle County, where the ka ...
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Ping River
The Ping River ( th, แม่น้ำปิง, , ), along with the Nan River, is one of the two main tributaries of the Chao Phraya River. It originates at Doi Thuai in the Daen Lao Range, in Chiang Dao district, Chiang Mai province. After pas ...
Loei
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Hueang River
The Hueang River ( th, แม่น้ำเหือง, , ) is one of the boundary rivers between Thailand and Laos. It originates in the hills of Na Haeo district, Loei Province. Outing there, it flows through Dan Sai, Phu Ruea, Tha Li distr ...
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Loei River
The Loei River ( th, แม่น้ำเลย, , ) is the one of tributaries of the Mekong River. It originates at the western shore of the Phu Luang plateau, at first flowing southwards. Changing to an eastward direction it becomes the bounda ...
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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 annuall ...
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Pa Sak River
The Pa Sak River ( th, แม่น้ำป่าสัก, , Pronunciation is a river in central Thailand. The river originates in the Phetchabun Mountains, Dan Sai District, Loei Province, and passes through Phetchabun Province as the backb ...
Lop Buri
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Pa Sak River
The Pa Sak River ( th, แม่น้ำป่าสัก, , Pronunciation is a river in central Thailand. The river originates in the Phetchabun Mountains, Dan Sai District, Loei Province, and passes through Phetchabun Province as the backb ...
Mae Hong Son
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Moei River
The Moei River (, , , my, သောင်ရင်းမြစ်; ) is a tributary of the Salween River. Unlike most rivers in Thailand, the Moei River flows north in a northwest direction. It originates in Phop Phra District, Tak Province, flow ...
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Pai River
The Pai River (, ; ) is a river that originates in the mountains of the Daen Lao Range, Pai District, Mae Hong Son Province, Thailand. The river flows first in a north-south direction and then in an east-west direction down to Mueang Mae Hong S ...
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Salween River
, ''Mae Nam Salawin'' (
, name_etymology =
, image = Sweet_View_of_Salween_River_in_Tang_Yan_Township,_Shan_State,_Myanmar.jpg
, image_size =
, image_caption = Salween River in Shan State, Myanmar
, map ...
Maha Sarakham
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Chi River
The Chi River (, , ) is the longest river flowing wholly within Thailand. It is long but carries less water than the second longest river, the Mun. The name of the river is "Mae Si" () in the Isan and Lao languages of the region, being translite ...
Nakhon Pathom
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Mae Klong River
The Mae Klong (, , ), sometimes spelled Mae Khlong or Meklong, is a river in western Thailand. The river begins at the confluence of the Khwae Noi (Khwae Sai Yok) and the Khwae Yai River (Khwae Si Sawat) in Kanchanaburi, it passes Ratchaburi ...
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Tha Chin River
The Tha Chin river ( th, แม่น้ำท่าจีน, , ) is a distributary of the Chao Phraya river, Thailand. It splits near the province of Chai Nat and then flows west from the Chao Phraya through the central plains, until it empt ...
Nakhon Phanom
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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 annuall ...
Nakhon Ratchasima
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Mun River
The Mun River ( th, แม่น้ำมูล, , ), sometimes spelled ''Moon River'', is a tributary of the Mekong River. It carries approximately of water per year.
Geography
The river begins in the Khao Yai National Park area of the Sankam ...
Nakhon Sawan
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Chao Phraya River
The Chao Phraya ( or ; th, แม่น้ำเจ้าพระยา, , or ) is the major river in Thailand, with its low alluvial plain forming the centre of the country. It flows through Bangkok and then into the Gulf of Thailand.
Et ...
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Nan River
The Nan River ( th, แม่น้ำน่าน, , ) is a river in Thailand. It is one of the most important tributaries of the Chao Phraya River.
Geography
The Nan River originates in the Luang Prabang Range, Nan Province. The provinces ...
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Ping River
The Ping River ( th, แม่น้ำปิง, , ), along with the Nan River, is one of the two main tributaries of the Chao Phraya River. It originates at Doi Thuai in the Daen Lao Range, in Chiang Dao district, Chiang Mai province. After pas ...
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Sakae Krang River
The Sakae Krang River ( th, แม่น้ำสะแกกรัง, , ) is a tributary of the Chao Phraya River. It originates in Mae Wong National Park, Nakhon Sawan Province. It is long, with most of its length in Uthai Thani Province. It ...
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Yom River
The Yom River ( th, แม่น้ำยม, , ) is a river in Thailand. It is the main tributary of the Nan River (which itself is a tributary of the Chao Phraya River). The Yom River has its source in the Phi Pan Nam Range in Pong District, Ph ...
Nakhon Si Thammarat
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Tapi River
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Trang River
Trang River ( th, แม่น้ำตรัง) is one of main rivers of Trang Province apart from Palian River.
Trang River has two origins, the first one is in Khao Luang, a summit of Nakhon Si Thammarat Range, Nakhon Si Thammarat Provinc ...
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Pakphanang River
Nan
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Nan River
The Nan River ( th, แม่น้ำน่าน, , ) is a river in Thailand. It is one of the most important tributaries of the Chao Phraya River.
Geography
The Nan River originates in the Luang Prabang Range, Nan Province. The provinces ...
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Wa River
Lam Wa ( th, ลำว้า, ) is a watercourse of the Thai highlands in Thailand, a tributary of the Nan River, part of the Chao Phraya River basin. It has its source beneath high Doi Phi Pan Nam mountain of the Luang Prabang Range and joins the ...
Nong Khai
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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 annuall ...
Nonthaburi
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Chao Phraya River
The Chao Phraya ( or ; th, แม่น้ำเจ้าพระยา, , or ) is the major river in Thailand, with its low alluvial plain forming the centre of the country. It flows through Bangkok and then into the Gulf of Thailand.
Et ...
Mukdahan
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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 annuall ...
Pattani
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Pattani River
Pattani River ( th, แม่น้ำปัตตานี, ; ; ms, Sungai Patani; Jawi: سوڠاي ڤتنا) is a river in southern Thailand, Thailand
Thailand ( ), historically known as Siam () and officially the Kingdom of Thailan ...
Phayao
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Ing River
The Ing River (, , ) is a tributary of the Mekong River in the northern part of Thailand. It has its source in Doi Luang, Phi Pan Nam Range, in Mae Chai District, Phayao Province. The Ing flows through the plain area of Thoeng District.
The In ...
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Yom River
The Yom River ( th, แม่น้ำยม, , ) is a river in Thailand. It is the main tributary of the Nan River (which itself is a tributary of the Chao Phraya River). The Yom River has its source in the Phi Pan Nam Range in Pong District, Ph ...
Phetchabun
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Pa Sak River
The Pa Sak River ( th, แม่น้ำป่าสัก, , Pronunciation is a river in central Thailand. The river originates in the Phetchabun Mountains, Dan Sai District, Loei Province, and passes through Phetchabun Province as the backb ...
Phetchaburi
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Phetchaburi River
250px, Sign of the river.
The Phetchaburi River ( th, แม่น้ำเพชรบุรี, , ) is a river in western Thailand. It has its source in the Tenasserim Hills, in the Kaeng Krachan National Park, Kaeng Krachan district and flows ...
Phichit
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Nan River
The Nan River ( th, แม่น้ำน่าน, , ) is a river in Thailand. It is one of the most important tributaries of the Chao Phraya River.
Geography
The Nan River originates in the Luang Prabang Range, Nan Province. The provinces ...
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Yom River
The Yom River ( th, แม่น้ำยม, , ) is a river in Thailand. It is the main tributary of the Nan River (which itself is a tributary of the Chao Phraya River). The Yom River has its source in the Phi Pan Nam Range in Pong District, Ph ...
Phitsanulok
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Nan River
The Nan River ( th, แม่น้ำน่าน, , ) is a river in Thailand. It is one of the most important tributaries of the Chao Phraya River.
Geography
The Nan River originates in the Luang Prabang Range, Nan Province. The provinces ...
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Yom River
The Yom River ( th, แม่น้ำยม, , ) is a river in Thailand. It is the main tributary of the Nan River (which itself is a tributary of the Chao Phraya River). The Yom River has its source in the Phi Pan Nam Range in Pong District, Ph ...
Phrae
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Yom River
The Yom River ( th, แม่น้ำยม, , ) is a river in Thailand. It is the main tributary of the Nan River (which itself is a tributary of the Chao Phraya River). The Yom River has its source in the Phi Pan Nam Range in Pong District, Ph ...
Prachinburi
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Bang Pakong River
The Bang Pakong ( th, แม่น้ำบางปะกง, , ) is a river in east Thailand. The river originates at the confluence of the Phra Prong River and the Hanuman River near Kabin Buri, Prachinburi Province. It empties after 231 k ...
Ratchaburi
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Mae Klong River
The Mae Klong (, , ), sometimes spelled Mae Khlong or Meklong, is a river in western Thailand. The river begins at the confluence of the Khwae Noi (Khwae Sai Yok) and the Khwae Yai River (Khwae Si Sawat) in Kanchanaburi, it passes Ratchaburi ...
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Phachi River
Samut Sakhon
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Tha Chin River
The Tha Chin river ( th, แม่น้ำท่าจีน, , ) is a distributary of the Chao Phraya river, Thailand. It splits near the province of Chai Nat and then flows west from the Chao Phraya through the central plains, until it empt ...
Saraburi
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Lop Buri River
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Pa Sak River
The Pa Sak River ( th, แม่น้ำป่าสัก, , Pronunciation is a river in central Thailand. The river originates in the Phetchabun Mountains, Dan Sai District, Loei Province, and passes through Phetchabun Province as the backb ...
Sisaket
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Mun River
The Mun River ( th, แม่น้ำมูล, , ), sometimes spelled ''Moon River'', is a tributary of the Mekong River. It carries approximately of water per year.
Geography
The river begins in the Khao Yai National Park area of the Sankam ...
Suphan Buri
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Tha Chin River
The Tha Chin river ( th, แม่น้ำท่าจีน, , ) is a distributary of the Chao Phraya river, Thailand. It splits near the province of Chai Nat and then flows west from the Chao Phraya through the central plains, until it empt ...
Tak
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Khwae Yai River
The Khwae Yai River ( th, แม่น้ำแควใหญ่, , ), also known as the Si Sawat ( ), is a river in western Thailand. It has its source in the Tenasserim Hills and flows for about through Sangkhla Buri, Si Sawat, and Mueang ...
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Mae Klong River
The Mae Klong (, , ), sometimes spelled Mae Khlong or Meklong, is a river in western Thailand. The river begins at the confluence of the Khwae Noi (Khwae Sai Yok) and the Khwae Yai River (Khwae Si Sawat) in Kanchanaburi, it passes Ratchaburi ...
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Ping River
The Ping River ( th, แม่น้ำปิง, , ), along with the Nan River, is one of the two main tributaries of the Chao Phraya River. It originates at Doi Thuai in the Daen Lao Range, in Chiang Dao district, Chiang Mai province. After pas ...
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Wang River
The Wang River ( th, แม่น้ำวัง, , ) is a river in northern Thailand.
Geography
The Wang River is long. Its waters flow from north to south. The Wang River has its source in the Phi Pan Nam Range in Wiang Pa Pao District, Chi ...
Trang
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Trang River
Trang River ( th, แม่น้ำตรัง) is one of main rivers of Trang Province apart from Palian River.
Trang River has two origins, the first one is in Khao Luang, a summit of Nakhon Si Thammarat Range, Nakhon Si Thammarat Provinc ...
Ubon Ratchathani
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Chi River
The Chi River (, , ) is the longest river flowing wholly within Thailand. It is long but carries less water than the second longest river, the Mun. The name of the river is "Mae Si" () in the Isan and Lao languages of the region, being translite ...
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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 annuall ...
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Mun River
The Mun River ( th, แม่น้ำมูล, , ), sometimes spelled ''Moon River'', is a tributary of the Mekong River. It carries approximately of water per year.
Geography
The river begins in the Khao Yai National Park area of the Sankam ...
Uttaradit
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Nan River
The Nan River ( th, แม่น้ำน่าน, , ) is a river in Thailand. It is one of the most important tributaries of the Chao Phraya River.
Geography
The Nan River originates in the Luang Prabang Range, Nan Province. The provinces ...
Yala
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Pattani River
Pattani River ( th, แม่น้ำปัตตานี, ; ; ms, Sungai Patani; Jawi: سوڠاي ڤتنا) is a river in southern Thailand, Thailand
Thailand ( ), historically known as Siam () and officially the Kingdom of Thailan ...
Special governed districts
Bangkok
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Chao Phraya River
The Chao Phraya ( or ; th, แม่น้ำเจ้าพระยา, , or ) is the major river in Thailand, with its low alluvial plain forming the centre of the country. It flows through Bangkok and then into the Gulf of Thailand.
Et ...
{{Asia topic, List of rivers of
Thailand
Thailand ( ), historically known as Siam () and officially the Kingdom of Thailand, is a country in Southeast Asia, located at the centre of the Indochinese Peninsula, spanning , with a population of almost 70 million. The country is bo ...
Rivers
A river is a natural flowing watercourse, usually freshwater, flowing towards an ocean, sea, lake or another river. In some cases, a river flows into the ground and becomes dry at the end of its course without reaching another body of wate ...