List of rivers of Argentina

By drainage basin

This list is arranged by drainage basin, with respective tributaries indented under each larger stream's name. Rivers in the table above are in bold.

La Plata Basin

Río de la Plata

Uruguay River

Gualeguaychú River

Mocoretá River

Miriñay River

Aguapey River

Pepiri-Guazu River

Paraná River

Arrecifes River

Gualeguay River

Nogoya River

Arroyo del Medio

Saladillo Stream

Ludueña Stream

Carcarañá River

Tercero River (Calamuchita River)

Cuarto River (Saladillo River, Chocancharava River)

Salado River (Salado del Norte, Juramento River, Pasaje River, Calchaquí River)

Horcones River

Urueña River

Arenales River

Rosario River

Guasamayo River

San Javier River

Feliciano River

Guayquiraró River

Corrientes River

Paraná Miní River

Tapenagá River

Palometa River

Santa Lucía River

Negro River

Guaycurú River

Paraguay River

Río de Oro

Bermejo River (Teuco River)

Bermejito River

Dorado River

Teuquito River

Seco River

San Francisco River

Grande River

Mojotoro River (Lavayén River)

Pescado River

Iruya River

Río Grande de Tarija

Itaú River

Lipeo River

Pilcomayo River

Pilaya River (Bolivia)

San Juan del Oro River (Bolivia)

Río Grande de San Juan

Urugua-í River

Iguazu River

San Antonio River

Luján River

Reconquista River

Matanza River (Riachuelo)

Samborombón Bay

Samborombón River

Salado River

Atlantic Ocean - Patagonia

Quequén Grande River

Sauce Grande River

Naposta Stream

Sauce Chico River

Colorado River

Desaguadero River (Salado River, Bermejo River, Vinchina River) (usually does not reach the Colorado)

Atuel River

Diamante River

Tunuyán River

San Juan River

Mendoza River

Tupungato River

Castaño Viejo River

Calingasta River

Río de los Patos

Blanco River

Jáchal River

Blanco River

Huaco River

Barrancas River

Grande River

Río Negro

Neuquén River

Agrio River

Limay River

Collón Curá River

Aluminé River

Chimehuin River

Traful River

Chubut River

Chico River

Senguerr River

Mayo River

Guenguel River

Tecka River

Chico River

Deseado River

Pinturas River

Fénix Grande River

Santa Cruz River

Chico River

Chalía River (Shehuen River)

Belgrano River

La Leona River

Coig River (Coyle River)

Pelque River

Gallegos River

Chico River

Grande River

Fuego River

Interior basins

Carapari River

Itiyuro River

Tartagal River

Salado River (Colorado River)

Belén River

Abaucán River

Mar Chiquita (Córdoba)

Dulce River

Saladillo River

Salí River

Primero River (Suquía River)

Cosquín River

Segundo River (Xanaes River)

Cruz del Eje River

Conlara River

Quinto River (Popopis River)

Malargüe River

Pacific Ocean

Valdivia River (Chile)

Enco River (Chile)

Llanquihue River (Chile)

Fui River (Chile)

Hua Hum River

Puelo River

Manso River

Azul River

Yelcho River (Chile)

Futaleufú River

Palena River (Carrenleufú, Corcovado River)

Pico River

Aisén River (Chile)

Simpson River

Pascua River (Chile)

Mayer River

Serrano River (Chile)

Vizcachas River

Turbio River