List of rivers of Maranhão
List of rivers in Maranhão (Brazilian State).
The list is arranged by drainage basin from east to west, with respective tributaries indented under each larger stream's name and ordered from downstream to upstream. All rivers in Maranhão drain to the Atlantic Ocean.
By drainage basin
- Parnaíba River
- Magu River
- Barro Duro River
- Preguiças River
- Alegre River
- Periá River
- Axuí River
- Itapecuru River
- Mearim River
- Pindaré River
- Aurá River
- Pericumã River
- Uru River
- Turiaçu River
- Maracacumé River
- Tromaí River
- Gurupí River
- Cajuapara River (Açailândia River)
- Tocantins River
Alphabetically
- Água Quente River
- Alegre River
- Das Almas River
- Alpercatas River
- Aurá River
- Axuí River
- Das Balsas River
- Balseira River
- Balsinhas River
- Barro Duro River
- Buriti River
- Buriticupu River
- Cajuapara River (Açailândia River)
- Caru River
- Caxias River
- Codòzinho River
- Corda River
- Correntes River
- Das Flores River
- Enjeitado River
- Farinha River
- Gameleira River
- Grajaú River
- Gurupí River
- Iguará River
- Itapecuru River
- Itapecuruzinho River
- Itaxueiras River
- Lajeado River
- Macaxeira River
- Magu River
- Manuel Alves Grande River
- Maracacumé River
- Mearim River
- Medonho River
- Munim River
- Pacuma River
- Paraná River
- Parnaíba River
- Parnaìbinha River
- Periá River
- Pericumã River
- Peritoró River
- Pindaré River
- Pirapemas River
- Preguiças River
- Preto River
- Saco River
- Santana River
- Sereno River
- Tapuio River
- Tocantins River
- Tromaí River
- Turiaçu River
- Uru River
- Zutia River