Argun River may refer to
- Argun River (Caucasus)Argun River (Caucasus)The Argun River flows through the northern Caucasus, Georgia, and the Chechen Republic of Russia. It is an affluent of the Sunzha and lies within the river basin of the Terek...
, in Georgia and Russia
- Argun River (Asia)Argun River (Asia)Ergune or Argun is the river which is a part of the Russia–China border. Its upper reaches are known as Hailar River in China. Its length is 1,007 mi...
, part of the Russia–China border