# List of rivers of Brazil

This is a list of rivers of Brazil.

## Alphabetical list of rivers in Brazil
### A–C

* Acaraú River
* Acari River (Rio de Janeiro)
* Acari River (Roraima)
* Acauã River
* Acre River
* Açu River
* Açuã River
* Acurauá River
* Acuriá River
* Adelaide River (Brazil)
* Água Amarela River
* Água Boa do Univini River
* Água Branca River
* Água Fria River (Braço Menor)
* Água Fria River (Tocantins River)
* Água Quente River (Maranhão)
* Água Quente River (Paraná)
* Da Água Morta River
* Aguapeí River (Mato Grosso)
* Aguapeí River (São Paulo)
* Lajeado Agudo
* Aiari River
* Aiuruoca River
* Ajarani River
* Alalaú River
* Alambari River (Tietê River)
* Alambari River (Turvo River)
* Alcântara River
* Alcobaça River (Brazil)
* Da Aldeia River
* Aldeia Velha River
* Alegre River (Espírito Santo)
* Alegre River (Goiás)
* Alegre River (Maranhão)
* Alegre River (Mato Grosso)
* Alegre River (Paraná)
* Alegre River (Rio de Janeiro)
* Almada River
* Das Almas River (Goiás)
* Das Almas River (Maranhão)
* Das Almas River (São Paulo)
* Das Almas River (Tocantins)
* Alonzo River
* Alpercatas River
* Alto Braço River
* Alto Jamari River
* Amajari River
* Amambaí River
* Amanã River
* Amandaú River
* Amanguijá River
* Amapá Grande River
* Amapá River
* Amapari River
* Amazon River
* Amola-Faca River (Caveiras River)
* Amola-Faca River (Itoupava River)
* Amônia River
* Anajás River
* Anamu River
* Anapu River
* Anari River
* Anauá River
* Andirá River (Acre River)
* Andirá River (Amazon River)
* Andirá River (Juruá River)
* Andirá River (Tapajós River)
* Andrade River
* Angelim River
* Anhanduí River
* Anhanduìzinho River
* Anhangabaú River
* Anotaié River
* Das Antas River (Bom River)
* Das Antas River (Goiás)
* Das Antas River (Rio Grande do Sul)
* Das Antas River (Santa Catarina)
* Das Antas River (Tibagi River)
* Antimary River
* Antoninha River
* Apa River
* Apiacá River
* Apiai-Guaçu River
* Apiai-Mirim River
* Apiaú River
* Apodi River
* Apoquitaua River
* Aporé River
* Aporema River
* Apuaê River
* Apuaú River
* Apucarama River
* Apucaraninha River
* Aquidabã River (Mato Grosso do Sul)
* Aquidabã River (Paraná)
* Aquidauana River
* Araçá River
* Aracacá River
* Aracatiaçu River
* Aracatimirim River
* Araçuaí River
* Araguá River
* Araguaia River
* Araguari River (Amapá)
* Araguari River (Minas Gerais) (Das Velhas River)
* Aramá River
* Dos Arantes River
* Arapari River (Amapá)
* Arapari River (Roraima)
* Arapiuns River
* Arara River (Acre)
* Arara River (Amazonas)
* Ararandeua River
* Araranguá River
* Araraquara River
* Araras River (Ivaí River)
* Araras River (Paraná)
* Arari River
* Ararirá River
* Araticu River
* Aratu River
* Arauá River (Aripuanã River)
* Arauá River (Coari River)
* Arauá River (Sergipe)
* Arauã River
* Da Areia River (Goio-Ere River)
* Da Areia River (Iguazu River)
* Areias River (Goiás)
* Areias River
* Aricanduva River
* Arinos River
* Aripuanã River
* Ariranha River
* Arraia River
* Arraial Velho River
* Arraias do Araguaia River
* Arraias River (Mato Grosso)
* Arraias River (Pará)
* Arraias River (Tocantins)
* Arroio Chuí
* Arroio Grande (Santa Catarina)
* Arroio Guaçu River
* Arroio Pelotas
* Arrojado River
* Arrojo River
* Aruã River
* Atelchu River
* Aterro River
* Atibaia River
* Atiparaná River
* Atuá River
* Atucatiquini River
* Auaiá-Miçu River
* Auari River
* Ribeirão Auila
* Aurá River
* Autaz-mirim River
* Avecutá River
* Axuí River
* Azul River (Acre)
* Azul River (Ivaí River)
* Azul River (Mato Grosso)
* Azul River (Piquiri River)
* Azul River (Rio Grande do Sul)
* Babilônia River
* Bacajá River
* Bacajaí River
* Bacaxá River
* Bacuri River
* Badajós River
* Baependi River
* Bagagem River (Goiás)
* Bagagem River (Minas Gerais)
* Bagagem River (Tocantins)
* Bagé River
* Baldum River
* Das Balsas River (Bahia)
* Das Balsas River (Maranhão)
* Das Balsas River (Tocantins)
* Balseira River
* Balsinhas River
* Banabuiú River
* Bananal River (Paraíba do Sul)
* Bananal River (Tocantins)
* Bandeira River (Chopim River)
* Bandeira River (Piquiri River)
* Bandeirantes do Norte River
* Do Banho River
* Baquiá Preto River
* Baquirivu-Guaçu River
* Baracuxi River
* Barão de Melgaço River
* Bararati River
* Barauana River
* Barauaninha River
* Barbado River
* Barbaquá River
* Barra Grande River (Ivaí River)
* Barra Grande River (Tibagi River)
* Barra Grande River (Santa Catarina)
* Da Barra Grande River
* Barra Mansa River
* Ribeirão Barra Mansa
* Barra Nova River
* Barra Seca River
* Barreiro de Baixo River
* Barreiro River (Mato Grosso)
* Barreiro River (Paraná)
* Barreiros River (Mato Grosso do Sul)
* Barreiros River (Tocantins)
* Barro Ouro River
* Batalha River
* Baú River
* Baú River
* Baunilhas River
* Bauru River
* Beberibe River
* Bela Joana River
* Belém River (Paraná)
* Belém River (Rondônia)
* Belo River (Iguazu River)
* Belo River (Ivaí River)
* Benedito River
* Benevente River
* Bengala River
* Das Bengalas River
* Benjamim Constant River
* Bento Gomes River
* Berlengas River
* Bernardo José River
* Betume River (Poxim River)
* Bezerra River (Goiás)
* Bezerra River (Tocantins)
* Biá River
* Bicudo River
* Biguaçu River
* Biritiba-Mirim River
* Bitumirim River
* Bituva River
* Boa Esperança River
* Boa Viagem River
* Boa Vista River
* Boacica River
* Bocaina River
* Bodó River
* Dos Bois River (Crixás Açu River)
* Dos Bois River (Das Almas River)
* Rio dos Bois (Paranaíba River)
* Bom Retiro River
* Bom River
* Bonito River (Alonzo River)
* Bonito River (Caceribu River)
* Bonito River (Canoinhas River)
* Bonito River (Correntes River) (Timbó River)
* Bonito River (Goiás)
* Bonito River (Ivaí River)
* Bonito River (Macaé River)
* Bonito River (Rio das Flores)
* Bonito River (Timbó River)
* Bonito River (Tocantins)
* Borboleta River
* Borrachudo River
* Botas River
* Boucaraí River
* Do Braço River (Santa Catarina)
* Braço do Norte Direito River
* Braço do Norte River
* Braço Menor do Rio Araguaia River
* Braço Norte do Rio Itaúnas
* Braço Norte do Rio São Mateus (Cotaxé River)
* Braço Norte Esquerdo River
* Braço Sul do Rio Itaúnas
* Braço Sul do Rio São Mateus (Cricaré River)
* Bracuí River
* Branco River
* Branco ou Cabixi River
* Branco River (Acre)
* Branco River (Aripuanã River)
* Branco River (Bahia)
* Branco River (Guaporé River)
* Branco River (Jaciparaná River)
* Branco River (Jamari River)
* Branco River (Mato Grosso do Sul)
* Branco River (Pará)
* Branco River (Paraná)
* Branco River (Roosevelt River)
* Branco River (São Paulo)
* Branquinho River
* Brejo Grande River
* Breu River
* De Breves River
* Brigida River
* Brilhante River
* Brioso River
* Brumado River
* Bugre River
* Bulha River
* Buquira River
* Buranhém River
* Buricá River
* Buriti River
* Buriticupu River
* Burro Branco River
* Butiá River
* Caá-Iari River
* Caatinga River
* Cabaçal River
* Cabixi River
* Cabuçu de Cima River (Guapira River)
* Cabuçu River
* Caçador Grande River
* Cacequi River
* Caceribu River
* Cachimbau River
* Cachoeira Grande River
* Cachoeira River (Bahia) (Do Engenho River)
* Cachoeira River (Paraná)
* Cachoeira River (Potinga River)
* Cachoeira River (Timbó River)
* Cachoeira River (São Paulo)
* Cachoeirão River
* Cachoeirinha River
* Cachorro River (Pará)
* Cachorro River (Roraima)
* Cachorro River (Sergipe)
* Cadeia River
* Caeté River (Acre)
* Caeté River (Pará)
* Cafuini River
* Cafundó River (Itiúba River)
* Cágado River (Minas Gerais)
* Cágado River (Sergipe)
* Caí River
* Caiapó River (Goiás)
* Caiapó River (Tocantins)
* Caiapozinho River
* Igarapé Caipora
* Cairari River
* Cais River
* Caiuá River
* Dos Caixões River
* Cajari River
* Cajari River (Pará)
* Cajàzeira River
* Caju River
* Cajupiranga River
* Calabouço River
* Calçado River (Itabapoana River tributary)
* Calçado River (Jacarandá River tributary)
* Calçado River (Rio de Janeiro)
* Calçoene River
* Caldas River
* Camaipi River do Maracá River
* Camaipi River do Vila Nova River
* Camaiú River
* Camanaú River
* Camanducaia River (São Paulo)
* Camaoi River
* Camaquã River
* Camaragibe River
* Camaraipe River
* Camararé River
* Camarazinho River
* Cambé River
* Camboriú River
* Camburu River
* Camisas River
* Da Campanha River
* Campista River
* Campo Alegre River
* Campo Belo River
* Campo Novo do Sul River
* Campo Real River
* Campos Novos River
* Cana Brava River (Paranã River)
* Cana Brava River (Santa Tereza River)
* Cana Brava River (lower Tocantins River)
* Cana Brava River (upper Tocantins River)
* Canã River
* Canastra River
* Canaticú River
* Candeias River
* Cangati River
* Canhoto River
* Canindé River (Ceará)
* Canindé River (Piauí)
* Canoas River (Mampituba River) (Sertão River)
* Canoas River (Minas Gerais)
* Canoas River (Paraná)
* Canoas River (Santa Catarina)
* Canoinhas River
* Cantarinho River
* Canto River
* Cantú River
* Canumã River
* Capanema River
* Capão Grande River
* Capetinga River
* Capiá River
* Capibaribe River
* Capim River
* Capitão Cardoso River
* Capivara River (Araçuaí River)
* Capivara River (Goiás)
* Capivari River (Minas Gerais)
* Capivara River (Paraná)
* Capivara River (Piauí)
* Capivara River (Roraima)
* Capivara River (Santa Tereza River)
* Capivara River (São Paulo)
* Capivara River (Sergipe)
* Capivara River (Tocantins River)
* Capivaras River
* Capivari River (Bahia)
* Capivari River (Mato Grosso do Sul)
* Capivari River (Paraná)
* Capivari River (Paranapanema River)
* Capivari River (Pardo River)
* Capivari River (Rio de Janeiro)
* Capivari River (Santa Catarina)
* Capivari River (São João River)
* Capivari River (Tietê River)
* Capricórnio River
* Capucapu River
* Carabinani River
* Caracol River (Mato Grosso do Sul)
* Caracol River (Rondônia)
* Caracol River (Tocantins)
* Caracu River
* Caraíva River
* Carajá River
* Carajarí River
* Carangola River
* Caratuva River
* Caravelas River
* Carecuru River
* Cariaçã River
* Carinhanha River
* Carioca River
* Caripi River
* Caripunás River
* Cariús River
* Do Carmo River
* Do Carmo River (Minas Gerais)
* Carnaíba de Dentro River
* Carnaíba de Fora River
* Carnaúba River
* Caroaebe River
* Carreiro River
* Caru River
* Carucango River
* Da Casca River
* Cassanje River
* Cassiporé River
* Castelo River
* Catete River (Iriri River)
* Catete River (Itacaiunas River)
* Cati River
* Catolé Grande River
* Catrimani River
* Catu River
* Catundó River
* Cauaburi River
* Cauamé River
* Cauaruau River
* Caurés River
* Cautário River
* Dos Cavalos River
* Caveiras River
* Cavernoso River
* Caxambu River
* Caxias River
* Caxitoré River
* Caxixa River
* Ceará-Mirim River
* Do Cedro River
* Dos Cedros River
* Cerquinha River
* Chalana River
* Chambuiaco River
* Chandless River
* Chapecó River
* Chapecozinho River
* Chiché River
* Chopim River
* Choró River
* Chupador River
* Cinco Voltas River
* Das Cinzas River
* Cipó River
* Ciriquiri River
* Citaré River
* Claro River (Apucaraninha River)
* Claro River (Araguaia River)
* Claro River (Iguazu River)
* Claro River (Ivaí River)
* Claro River (lower Tietê River)
* Claro River (Minas Gerais)
* Claro River (Paranaíba River)
* Claro River (Pardo River)
* Claro River (Preto River)
* Claro River (upper Tietê River)
* Coari River
* Das Cobras River
* Do Cobre River
* Igarapé Cochichá
* Do Coco River
* Cocó River
* Codòzinho River
* Coimim River
* Coitinho River
* Do Colégio River
* Colindó River
* Colônia River
* Colorado River
* Comandaí River
* Combate River
* Comemoração River
* Comprido River (Paraíba do Sul)
* Comprido River (São Paulo)
* Conceição River (Ceará)
* Conceição River (Rio de Janeiro)
* Conceição River (Rio Grande do Sul)
* Congonhas River
* Das Contas River
* De Contas River
* Contendas River
* Copatana River
* Coraci River
* Corda River
* Coreaú River
* Corrente River (Bahia)
* Corrente River (Doce River)
* Corrente River (Paranã River)
* Corrente River (Paranaíba River)
* Corrente River (Piauí)
* Corrente River (Rio do Peixe)
* Correntes River (Mato Grosso)
* Correntes River (Santa Catarina)
* Correntes River (Maranhão)
* Corumbá River
* Corumbataí River (Paraná)
* Corumbataí River (São Paulo)
* Corumbiara River
* Coruripe River
* Corvo River
* Cotegipe River
* Coti River
* Cotia River
* Cotingo River
* Cotinguiba River
* Couto de Magalhães River
* Coxá River
* Coxim River
* Coxipó River
* Crauari River
* Crepori River
* Cricou River
* Ribeirão Crisóstomo
* Cristalino River (Teles Pires)
* Crixás Açu River
* Crixás Mirim River
* Crixás River (Goiás)
* Crixás River (Tocantins)
* Cruxati River
* Cubatão River (north Santa Catarina)
* Cubatão River (Paraná)
* Cubatão River (São Paulo)
* Cubatão River (south Santa Catarina)
* Cubatãozinho River
* Cubate River
* Cuc River
* Cuiabá River
* Cuiari River
* Cuiaté River
* Cuieiras River (Demini River)
* Cuieiras River (Rio Negro)
* Cuini River
* Culari River
* Culuene River
* Cumbuco River
* Cuminapanema River
* Cunani River
* Cunaú River
* Cunhãmati River
* Cunhaporanga River
* Das Cunhãs River
* Cuniuá River
* Cupido River
* Cupijó River
* Cupixi River
* Curaçá River
* Curapi River
* Curiaú River
* Curiche Grande River (Corixa Grande River)
* Curicuriari River
* Curimataí River
* Curimataú River
* Curisevo River
* Curiuaú River
* Currais Novos River
* Curu River
* Curuá do Sul River
* Curuá River (Amazon River)
* Curuá River (Iriri River)
* Curuá River (Mato Grosso)
* Curuá Una River
* Curuaés River
* Curuçá River (Javari River)
* Curuçá River (Pará)
* Curuduri River
* Curupara River
* Curuquetê River
* Cururu River (Ilha de Marajó)
* Cururu River (Tapajós River)
* Cururuaçu River
* Cutanji River
* Cutia River

### D–I

* Daraá River
* Demini River
* Descoberto River
* Desquite River
* Diamantina River (Brazil)
* Diamantino River
* Da Direita River
* Da Divisa River
* Doce River
* Doce River
* Doce River (Rio Grande do Norte)
* Dois de Setembro River
* Dois Rios River
* Douradinho River
* Dourado River (Minas Gerais)
* Dourado River (Rio Grande do Sul)
* Dourado River (São Paulo)
* Dourados River (Goiás)
* Dourados River (Mato Grosso do Sul)
* Dourados River (Minas Gerais)
* Dueré River
* D'Una River
* Dos Duques River
* Da Dúvida River
* Das Éguas River (Correntina River)
* Eiru River
* Elvas River
* Embu-Guaçu River
* Embu-Mirim River
* Encantado River
* Endimari River
* Engano River (Itajaí River)
* Engano River (Uruguay River)
* Do Engano River
* Enjeitado River
* Envira River
* Erechim River
* Ereo River
* Ericó River
* Escondido (Guaporé)
* Escurinho River
* Escuro River (Minas Gerais)
* Escuro River (Tocantins)
* Esfolado River
* Espalha River
* Espingarda River
* Espinharas River
* Estiva River
* Estrela River
* Da Faca River
* Fagundes River
* Falsino River
* Fanado River
* Faria River
* Faria Timbó River
* Farinha River
* Da Farinha River
* Da Fartura River
* Feio River
* Feitosa River
* Feliciano River (Brazil)
* Das Fêmeas River
* Ferrero River
* Fidalgo River
* Flip balls nan River
* Do Filipe River
* Fiúza River
* Flechal River
* Flor do Prado River
* Das Flores River (Maranhão)
* Das Flores River (Rio de Janeiro)
* Das Flores River (Santa Catarina)
* Floriano River (Paraíba)
* Floriano River (Paraná)
* Do Fogo River
* Formiga River (Mato Grosso)
* Formiga River (Tocantins)
* Formoso River (Bahia)
* Formoso River (Goiás)
* Formoso River (Paraná)
* Formoso River (Rondônia)
* Formoso River (Tocantins) (Cristalino River)
* Forqueta River
* Forquetinha River
* Forquilha River
* Forromeco River
* Fortaleza River
* Do Frade River
* Dos Frades River
* Francês River
* Freire Muniz River
* Fresco River
* Fumaça River
* Da Fumaça River
* Fundão River
* Fundo River (Espírito Santo)
* Fundo River (Sergipe)
* Do Funil River
* Furo do Tajapuru
* Furo Santa Rosa
* Do Gado River
* Gajapara River
* Do Galé River
* Galera River
* Galheirão River
* Gameleira River
* Garça River
* Das Garças River (Mato Grosso)
* Das Garças River (Rondônia)
* Garcia River (Brazil)
* Garou River
* Gavião River
* Gemuuma River
* Goiana River
* Goiatá River
* Goio-Bang River
* Goioerê River
* Gonçalves Dias River
* Gongogi River
* Gorutuba River
* Grajaú River (Acre)
* Grajaú River (Maranhão)
* Gramame River
* Rio Grande (Paraná River)
* Grande River (Bahia)
* Grande River (Dois Rios River)
* Grande River (Paraná)
* Grande River (Rio de Janeiro)
* Ribeirão Grande (Tietê River)
* Gravatá River (Minas Gerais)
* Gravatá River (Paraíba)
* Gravatá River (Pernambuco)
* Gravataí River
* Gregório River (Amazonas)
* Gregório River (Goiás)
* Groaíras River
* Grotão das Arraias River
* Guaiamã River
* Guaíba River
* Guaio River
* Guajará River (Amazon)
* Guajará River (Marajó)
* Guaji River
* Guaju River
* Gualaxo do Sul River
* Guamá River
* Guandu River (Espírito Santo)
* Guandu River (Paraíba)
* Guandu River (Rio de Janeiro)
* Guandu-Mirim River
* Guapi-Áçu River
* Guaporé River
* Guaporé River (Rio Grande do Sul)
* Guará River
* Guarani River
* Guarapari River
* Guarapiranga River
* Guarapó River
* Guaraqueçaba River
* Guaratinguetá River
* Guarauninha River
* Da Guarda River (Itaguaí River)
* Guareí River (Mato Grosso do Sul)
* Guareí River (São Paulo)
* Guariba River (Pauini River)
* Guaribe River
* Guarijuba River
* Guarita River
* Guaritire River
* Guaxindiba River
* Guaxindiba River (Norte Fluminense)
* Guaxindibe River
* Guaxupé River
* Gurguéia River
* Gurinhém River
* Gurinhenzinho River
* Gurjaú River
* Gurupi River
* Gurupí River
* Huaiá-Miçu River
* Humaitã River (Turvo River)
* Humboldt River (Brazil)
* Iá River
* Iaco River
* Iapó River
* Iaué River
* Ibicuí da Armada River
* Ibicuí da Cruz River
* Ibicuí River
* Ibicuí-Mirim River
* Ibirapuitã Chico River
* Ibirapuitã River
* Ibirubá River
* Icamaquã River
* Içana River
* Iconha River
* Igarapé Humaitá
* Iguaçu River (Rio de Janeiro)
* Iguará River
* Iguatemi River
* Iguazu River
* Ijuí River
* Ijuizinho River
* Imabu River
* Imaruí River (Marium River)
* Imbariê River
* Imbaú River
* Do Imbé River
* Imbituva River
* Imboacica River
* Imuti River
* Iná River
* Inajá River
* Inauini River
* Indaiá River
* Indaiá Grande River
* Indaiaçu River
* Indiaroba River
* Do Indio River (Santa Catarina)
* Dos Indios River (Canoas River)
* Dos Indios River (Itajaí River)
* Dos Indios River (lower Ivaí River)
* Dos Indios River (upper Ivaí River)
* Inferno Grande River
* Ingá River
* Ingaí River
* Inhandava River (Forquilha River)
* Inhomirim River
* Inhumas River
* Inhumas River (Mato Grosso do Sul)
* Inipaco River
* Ipanema River
* Ipiranga River (Paraná)
* Ipiranga River (São Paulo)
* Ipiranga River (Pará)
* Ipiranga Brook
* Ipitinga River
* Ipixuna River (Juruá River)
* Ipixuna River (Madeira River)
* Ipixuna River (Purus River)
* Ipojuca River
* Iporã River
* Iquê River
* Iracema River
* Irani River
* Iraputã River
* Iratapina River
* Iratapuru River
* Iratim River
* Iratinzinho River
* Maú River
* Iriri Novo River
* Iriri River (Rio de Janeiro)
* Iriri River
* Itã River
* Itabapoana River
* Itacaiunas River
* Itacambiruçu River
* Itacanoeira River
* Itacarambi River
* Itacolomi River
* Itagacaba River
* Itaguari River
* Itaim River (Minas Gerais)
* Itaim River (Piauí)
* Itaim River (São Paulo)
* Itajaí do Norte River
* Itajaí do Oeste River
* Itajaí do Sul River
* Itajaí-Açu River
* Itajaí-Mirim River
* Itamarandiba River
* Itambacurí River
* Itamirim River
* Itanhaém River
* Itanhauá River
* Itapanhaú River
* Itapará River
* Itaparaná River
* Itapecerica River
* Itapecuru River
* Itapecuruzinho River
* Itapemirim River
* Itapeti River
* Itapetininga River
* Itapicuru River
* Itapicuru-Açu River
* Itapicuru-Mirim River
* Itapirapuã River
* Itapoama River
* Itapoçu River
* Itapocuzinho River
* Itaquai River
* Itaquiraí River
* Itararé River
* Itata River (Brazil)
* Itaueira River
* Itaúna River
* Itaúnas River
* Itauninha River
* Itaxueiras River
* Itimirim River
* Itinguçu River
* Itinga River
* Itiquira River
* Itoupava River
* Itu River
* Itucumã River
* Ituí River
* Ituim River
* Itupeva River
* Ituxi River
* Ivaí River
* Ivaí River (Rio Grande do Sul)
* Ivaizinho River
* Ivinhema River

### J–L

* Jabiberi River
* Jaboatão River
* Jabotá River
* Jaburu River
* Jacaraípe River
* Jacarandá River
* Jacaré Pepira River
* Jacaré River (Alagoas)
* Jacaré River (Bahia, Das Contas River)
* Jacaré River (Bahia, São Francisco River)
* Jacaré River (Minas Gerais)
* Jacaré River (Pará)
* Jacaré River (Piquiri River)
* Jacaré River (Purus River)
* Jacaré River (Rio das Cinzas) (Jacarezinho River)
* Jacaré River (Sergipe, Piauí River)
* Jacaré River (Sergipe, São Francisco River)
* Jacarecica River
* Jacaré-Guaçu River
* Jaciparaná River
* Jacoca River (Paraíba)
* Jacoca River (Sergipe)
* Jacu River
* Jacuba River
* Jacuí River
* Jacuí River (São Paulo)
* Jacuí-Mirim River
* Jacuípe River (Bahia)
* Jacuípe River (Paraíba)
* Jacuípe River (Pernambuco)
* Jacuizinho River
* Jacundá River (Pará)
* Jacundá River (Rondônia)
* Jacupiranga River
* Jacuriaí River
* Jacurutu River
* Jacutinga River (Paraná)
* Jacutinga River (Rio das Antas)
* Jacutinga River (Uruguay River)
* Da Jacutinga River
* Jaguarão River
* Jaguari Mirim River
* Jaguari River (Canastra River)
* Jaguari River (Ibicuí River)
* Jaguari River (Paraíba do Sul)
* Jaguari River (Piracicaba River)
* Jaguariaíva River
* Jaguariatu River
* Jaguaribe River
* Jaguarizinho River
* Jagui River
* Jaibaras River
* Jamanxim River
* Jamari River
* Jamicia River
* Jaminauá River
* Jandiatuba River
* Jangada River (Iguazu River)
* Jangada River (Piquiri River)
* Japaratuba River
* Japoré River
* Japuiba River
* Japurá River
* Jaquirana River
* Jaracatiá River
* Jararaca River
* Jaraucu River
* Jardim River (Distrito Federal)
* Jardim River
* Jari River (Purus River)
* Jari River
* Jaru River
* Jataí River
* Jatapu River
* Jatobá River
* Jatuarana River
* Jaú River (Amazonas)
* Jaú River (São Paulo)
* Jauaperi River
* Jauaru River
* Jauquara River
* Jauru River (Mato Grosso do Sul)
* Jauru River (Mato Grosso)
* Javary River
* Jenipapo River
* Jequiá River (Alagoas)
* Jequiá River (Rio de Janeiro) (on Governador Island)
* Jequié River
* Jequiriçá River
* Jequitaí River
* Jequitinhonha River
* Dos Jesuítas River
* Ji-Paraná River (Machado River)
* Jirituba River
* João de Tiba River
* João Leite River
* João Paulo River
* Jordão River (Acre)
* Jordão River (Paraná)
* Jorigue River
* Juami River
* Juari River
* Juazeiro River
* Juba River (Mato Grosso)
* Jucá River
* Jucu Braço Norte River
* Jucu Braço Sul River
* Jucu River
* Jucurucu River
* Jufari River
* Juína River
* Juína-Miriam River
* Juininha River
* Juma River (Brazil)
* Jundiá River (Santa Catarina)
* Jundiá River
* Jundiaí River (Espírito Santo)
* Jundiaí River (Rio Grande do Norte)
* Jundiaí River (upper Tietê River)
* Jundiaí River (São Paulo)
* Jundiuvira River
* Jupati River
* Juqueri River
* Juquiá River
* Jurema River
* Juriti River
* Juruá River (Rondônia)
* Juruá River
* Juruá-Mirim River
* Juruazinho River
* Juruena River
* Jurupari River
* Jutai River
* Jutaizinho River
* Jutuva River
* Kariniutu River
* Kevuaieli River
* Lacerda de Almeida River
* Da Laguna River (Pauxis River)
* Lajeado Grande River (Das Antas River)
* Lajeado Grande River (Rio da Várzea)
* Lajeado River (Maranhão)
* Lajeado River (Paraná)
* Lajeado River (Tocantins)
* Lajeado Sertão
* Das Lajes River
* Ribeirão das Lajes
* Lambari River (Pará River)
* Lambedor River
* Laranjaí River
* Laranjal River
* Laranjeiras River (Paraná)
* Laranjeiras River (Santa Catarina)
* Laranjinha River
* Lava-Tudo River
* Leão River
* Do Leão River
* Lençóis River
* Leste River
* Lever River (Itaberaí River)
* Liberdade River (Juruá River)
* Liberdade River (Xingu River)
* Ligeiro River
* Lôbo d'Almada River
* Longá River
* Lonqueador River
* Lontra River
* Ribeirão Lontra
* Das Lontras River
* Lourenço River
* Lourenço Velho River
* Luís Alves River
* Luna River

### M–P

* Macabu River
* Macabuzinho River
* Maçacara River
* Macaco Branco River
* Macaco River
* Macacoari River
* Macacos River (Ceará)
* Macacos River (Paraná)
* Macacu River
* Macaé River
* Macambira River (Ceará) (Inhuçu River)
* Macambira River (Goiás)
* Macari River
* Macauã River
* Macaúba River
* Macaxeira River
* Machadinho River
* Machado River (Minas Gerais)
* Lajeado Macuco
* Macucuaú River
* Madeira River
* Madeirinha River
* Mãe Luzia River
* Magé River
* Magu River
* Maiá River
* Maici River
* Maicuru River
* Mainart River
* Maiquinique River
* Mamanguape River
* Mamboré River
* Mambucaba River
* Mamiá River (Amazonas)
* Mamiá River (Pará)
* Mamoré River
* Mamoriá River
* Mampituba River
* Mamuru River
* Manacapuru River
* Manguaba River
* Dos Mangues River
* Manhuaçu River
* Manicoré River
* Manicorezinho River
* Manissauá-Miçu River
* Mansinho River
* Manso River (Goiás)
* Manso River (Mato Grosso)
* Manso River (Minas Gerais)
* Manuel Alves da Natividade River
* Manuel Alves Grande River
* Manuel Alves Pequeno River
* Manuel Alves River (Santa Catarina)
* Mapaoni River
* Mapari River
* Mapiá Grande River
* Mapiri River
* Mapuá River
* Mapuera River
* Maquiné River
* Maracá River
* Maracacumé River
* Maracaí River
* Maracajá River (Baracaju River)
* Maracanã River (Amazonas)
* Maracanã River (Rio de Janeiro)
* Maracani River
* Maracá-Pucu River
* Maranhão River
* Marapí River
* Marari River
* Maratá River
* Maratasã River
* Marauiá River
* Maré River
* Maria Paula River
* Mariaquã River
* Marié River
* Mariepauá River
* Marimari River
* Mario Preta River
* Mariricu River
* Marituba River
* Marmelada River
* Dos Marmelos River
* Marombas River
* Marrecas River (Belo River)
* Marrecas River (Santana River)
* Das Marrecas River
* Maruanum River
* Marupi River
* Matapi River
* [[Flip balls nan suc
* Mataurá River
* Matipó River
* Do Mato River (Santa Catarina)
* Mato Rico River
* Dos Matos River
* Matrinxã River
* Matupiri River
* Maués Açu Rive
* Maxaranguape River
* Mazomba River
* Mearim River
* Medonho River
* Meia Ponte River
* Do Meio River (Bahia, Corrente River)
* Do Meio River (Bahia, Jequié River)
* Do Meio River (Bahia, Peruípe River)
* Do Meio River (Braço do Norte River)
* Do Meio River (Itajaí River)
* Do Meio River (Paraíba)
* Do Meio River (Paraná)
* Do Meio River (Rio de Janeiro)
* Do Meio River (Rio Grande do Sul)
* Meirim River
* Melchior River
* Melissa River
* Membeca River
* Mequéns River (Guaporé River)
* Mequéns River (São João River)
* Dos Meros River
* Miang River
* Das Minas River
* Mineruázinho River
* Miranda River (Brazil)
* Mirapuxi River
* Miringuava River
* Miriri River
* Miriti River
* Mitéuca River
* Moa River (Brazil)
* Moacir Ávidos River
* Mocambo River
* Mocatu River
* Moções River
* Mocotó River
* Moji-Guaçu River
* Moji-Mirim River
* Moju River (Acará)
* Moju dos Campos River
* Monjolinho River
* Morro Alegre River
* Rio das Mortes (Minas Gerais)
* Rio das Mortes
* Morto River
* Mosquito River (Minas Gerais)
* Mosquito River (Pardo River)
* Mosquito River (Tocantins)
* Do Moura River (Paraná da Viúva River)
* Mourão River
* Moxotó River
* Muaco River
* Mucajaí River
* Mucum River
* Mucuri River
* Mucutá River
* Muguilhão River
* Mumbaba River
* Mundaú River (Ceará)
* Mundaú River
* Munim River
* Muqui do Norte River
* Muqui do Sul River
* Muqui River
* Muriaé River
* Muribaca River
* Muricizal River
* Muru River
* Mururé River
* Mutuacá River
* Mutum River (Amapá)
* Mutum River (Amazonas)
* Mutum River (Espírito Santo)
* Mutum River (Mato Grosso)
* Mutumparaná River
* Mutura River
* Muzambo River
* Nabileque River
* Igarapé Natal
* Do Navio River
* Negrinho River (Mafra, Santa Catarina)
* Negrinho River (Mato Grosso do Sul)
* Negro River (Mato Grosso do Sul)
* Negro River (Paraná)
* Negro River (Rio de Janeiro)
* Negro River (Rondônia)
* Negro River (Tocantins)
* Rio Negro (Amazon)
* Río Negro (Uruguay)
* Nhamundá River
* Nioaque River
* Noidoro River
* Noucouru River
* Do Norte River (Espírito Santo)
* Nova Lombárdia River
* Novo River (Anauá River)
* Novo River (Coxim River)
* Novo River (Espírito Santo)
* Novo River (Iriri River)
* Novo River (Jamanxim River)
* Novo River (Minas Gerais)
* Novo River (Paraguay River)
* Novo River (Paranapanema River)
* Novo River (Pardo River)
* Novo River (Rondônia)
* Novo River (Santa Catarina)
* Novo River (Xeriuini River)
* Obim River
* Ocoi River
* Dos Oeiras River
* Ogarantim River (Fortaleza River)
* Dos Oitis River
* Da Onça River (Santa Catarina)
* Das Ondas River
* Oriçanga River
* Orobó River
* Ouricuri River
* Ouro River (Acre)
* Do Ouro River (Bahia)
* Do Ouro River (Goiás)
* Do Ouro River (Rio Grande do Sul)
* Do Ouro River (Santa Catarina)
* Do Ouro River (Rondônia)
* Ouro Preto River
* Oiapoque River
* Pacaás Novos River
* Pacajá River
* Paciá River
* Paciência River
* Pacoti River
* Pacu River (Amajari River)
* Pacu River (Catrimani River)
* Pacu River (Pará)
* Pacuí River (Gorutuba River)
* Pacuí River (São Francisco River)
* Pacuma River
* Pacuneiro River
* Padauari River
* Pagão River
* Pajé River
* Pajeú River
* Palha River
* Palhano River
* Palheiro River
* Palma River
* Palmares River
* Das Palmas River
* Palmeiras River (Goiás)
* Palmeiras River (Tocantins)
* Palmital River (Goiás)
* Palmital River (Paraná)
* Palmital River (Pardo River)
* Palmital River (Santa Catarina)
* Palomas River
* Pampã River
* Panari River
* Panaúba River
* Pancas River
* Pandeiros River
* Panquinhas River
* Pântano River
* Papagaio River (Amazonas)
* Papagaio River (Mato Grosso)
* Dos Papagaios River
* Papocas River
* Papuri River
* Paquequer River (Sumidouro)
* Paquequer River (Teresópolis)
* Pará Mirim River
* Pará River
* Pará River (Minas Gerais)
* Paracaí River (Paraná)
* Paracatu River
* Paracatu River (Brasília de Minas)
* Paracauari River
* Paracauti River
* Paraconi River
* Paracori River
* Parado River
* Paraguaçu River
* Paraguay River
* Paraguazinho River
* Paraíba do Meio River
* Paraíba do Norte River
* Paraíba do Sul
* Paraibinha River (Alagoas)
* Paraibinha River (Paraíba)
* Paraibuna River (São Paulo)
* Paraibuna River (Minas Gerais)
* Paraim River
* Paraitinga River (upper Tietê River)
* Paraitinga River
* Paramirim River
* Paraná River
* Paraná River (Maranhão)
* Igarapé Paraná
* Paraná Urariá
* Paranã River
* Paranã River (Tocantins)
* Paranaíba River
* Paranaíta River
* Paranapanema River
* Paranhana River
* Paranoá River
* Paraopeba River
* Paratari River
* Parateí River (Lambari-Parateí River)
* Paratibe River
* Paratiji River
* Paraú River
* Parauapebas River
* Parauari River
* Pardinho River (Minas Gerais)
* Pardo River (Amazonas)
* Pardo River (Bahia)
* Pardo River (Das Velhas River)
* Pardo River (Mato Grosso do Sul)
* Pardo River (Pará)
* Pardo River (Paranapanema River)
* Pardo River (Ribeira River)
* Pardo River (Rio Grande do Sul)
* Pardo River (Rondônia)
* Pardo River (São Francisco River)
* Pardo River (São Paulo)
* Dos Pardos River (Santa Catarina)
* Parecis River
* Paricarana River
* Parima River
* Parimé River
* Pariquera-Açu River
* Parnaíba River
* Parnaìbinha River
* Parnamirim River
* Paroeira River
* Dos Patos River (Goiás)
* Dos Patos River (Iratim River)
* Dos Patos River (Ivaí River)
* Dos Patos River (Mato Grosso)
* Paru de Oeste River (Cuminá River)
* Paru River
* Passa Cinco River
* Passa Dois River
* Passa Três River
* Passa Una River
* Passo Fundo River
* Pataxós River
* Pati River (Bóia River)
* Pato Branco River
* Pau Alto River
* Pau Atravessado River
* Pau d'Arco River
* Pau Gigante River
* Pauini River (Purus River)
* Pauini River (Unini River)
* Paulista River
* Paulo Diniz River
* Pau-Seco River
* Pavuna River
* Ribeirão da Paz
* Pedra d´Água River
* Da Pedra River
* Das Pedras River (Anhumas River)
* Das Pedras River (Bahia)
* Das Pedras River (Goiás)
* Das Pedras River (Piracicaba River)
* Das Pedras River (Santa Catarina)
* Das Pedras River (Una da Aldeia River)
* Pedreira River
* Peixe River (Bahia)
* Peixe River (Corumbá River)
* Peixe River (Crixás Açu River)
* Peixe River (Das Almas River)
* Peixe River (lower Araguaia River)
* Peixe River (Paraíba)
* Peixe River (upper Araguaia River)
* Do Peixe River (Jaguari River)
* Do Peixe River (Mato Grosso do Sul)
* Do Peixe River (Moji-Guaçu River)
* Do Peixe River (Moji-Guaçu River)
* Do Peixe River (Pará River)
* Do Peixe River (Paraibuna River)
* Do Peixe River (Paraibuna River, São Paulo)
* Do Peixe River (Paraná River)
* Do Peixe River (Santa Catarina)
* Do Peixe River (Sapucaí River)
* Do Peixe River (Tietê River)
* Dos Peixes River (Mato Grosso)
* Peixoto de Azevedo River
* Pelotas River
* Pelotinhas River
* Pendotiba River
* Peperiguaçu River
* Pequeno River (Santa Catarina)
* Pequeno River (São Paulo)
* Perdida River
* Perdido River (Mato Grosso do Sul)
* Perdido River (Paraná)
* Perequê-Áçu River
* Periá River
* Perimbó River
* Peritoró River
* Persinuga River
* Peruaçu River
* Perucaba River
* Peruípe River
* Da Pescaria River
* Pesqueiro River
* Petita River (Porto Alegre River)
* Piabanha River
* Piaçaca River
* Piaí River
* Piancó River
* Piauí River (Piauí)
* Piauí River (Alagoas)
* Piauí River (Minas Gerais)
* Piauí River (Sergipe)
* Piauitinga River
* Piaus River
* Picuí River
* Piedade River
* Pilões River (São Paulo)
* Pimenta Bueno River
* Pimpão River
* Ribeirão Pindaíba
* Pindaré River
* Pinguim River
* Pinhal Grande River
* Pinhal River
* Pinhão River
* Pinheirinho River
* Pinheiros River (Jurabatuba River)
* Pinhuã River
* Pintado River
* Do Pinto River
* Piorini River
* Pipiripau River
* Piquiri River (Paraná)
* Piquirí River (São Lourenço)
* Pirabeiraba River
* Piracanjuba River (Corumbá River)
* Piracanjuba River (Paranaíba River)
* Piracicaba River (Minas Gerais)
* Piracicaba River
* Piraçupiá River (Santa Rita River)
* Piracuruca River
* Piraí River (Paraná)
* Piraí River (Rio de Janeiro)
* Piraí River (Santa Catarina)
* Piraí-Mirim River
* Piraju River
* Pirajuí River
* Piranema River
* Pirangi River
* Piranhas River
* Piranhas River (Goiás)
* Piranhas River (lower Araguaia River)
* Piranhas River (upper Araguaia River)
* Piranji River (Pernambuco)
* Piranji River (Piauí)
* Pirapama River
* Pirapemas River
* Pirapetinga River
* Pirapetinga River (upper Paraíba do Sul)
* Pirapó River
* Pirapozinho River
* Piraquara River
* Piraquê Açu River
* Piraquê River
* Piraquê-Mirim River
* Pirari River
* Piratinga River
* Piratini River (Uruguay River)
* Piratini River
* Piratucu River
* Piriá River (Pará River)
* Piriá River (Eastern Pará)
* Piripucu River
* Pitanga River (Paraná)
* Pitanga River (Pernambuco)
* Pitanga River (Sergipe)
* Pitangueiras River
* Pitangui River
* Pitimbu River
* Pitinga River
* Pium River
* Pium River (Pará)
* Poana River
* Poço Bonito River
* Poço Triste River
* Dos Poços River
* Poguba River (Vermelho River)
* Pojuca River
* Pomba River
* Das Pombas River
* Pomonga River
* Pongal River
* Ponta Grossa River
* Pontal River
* Ponte Alta River
* Ponte de Pedra River
* Porcos River
* Dos Porcos River (Bahia)
* Dos Porcos River (Santa Catarina)
* Porto das Caixas River
* Dos Portões River
* Potengi River (Potenji River, Rio Grande do Norte)
* Poti River
* Potinga River
* Povoamento River
* Poxim Açu River
* Poxim Mirim River
* Poxim River
* Pracaí River
* Pracumba River
* Pracupí River
* Pracuúba River
* Da Prata River (Espírito Santo)
* Da Prata River (Goiás)
* Da Prata River (Paracatu River)
* Da Prata River (Paraná)
* Da Prata River (Rio Grande do Sul)
* Da Prata River (Santa Catarina)
* Da Prata River (Tijuco River)
* Da Prata River (Tocantins)
* Prataji River
* Prato River (Espírito Santo)
* Pratudão River
* Preguiças River
* Preto da Eva River
* Preto de Candeias River
* Preto do Crespo River
* Prêto do Igapó-Açu River
* Preto River (Amapá)
* Preto River (Bahia, Atlantic Ocean)
* Preto River (Bahia, Grande River)
* Preto River (Cricaré River)
* Preto River (Itabapoana River)
* Preto River (Itaúnas River) (Itauninhas River)
* Preto River (Maranhão)
* Preto River (Mariricu River)
* Preto River (Negro River)
* Preto River (Padauari River)
* Preto River (Paracatu River)
* Preto River (Paraíba)
* Preto River (Paraibuna River)
* Preto River (Paraná)
* Preto River (Paranaíba River)
* Preto River (Pernambuco)
* Preto River (Piabanha River)
* Preto River (Rio do Peixe)
* Preto River (Rondônia)
* Preto River (Roraima)
* Preto River (São Paulo)
* Preto River (Tocantins River)
* Preto River (Unini River)
* Preto River (Ururaí River)
* Puduari River
* Púlpito River
* Punaú River
* Pureté River
* Puruba River
* Puruê River
* Purus River
* Putumayo River
* Puturã River

### Q–S

* QTopian River
* Quaraí River
* Quartel River
* Do Quati River
* Quatro Cachoeiras River
* Quebra-Anzol River
* Quebra-Dentes River
* Queimados River
* Quilombo River (Juquiá River)
* Quinó River
* Quinze de Novembro River (Espírito Santo)
* Quinze de Novembro River (Santa Catarina)
* Quitauau River
* Quitéria River
* Quitéro River
* Quixeramobim River
* Quixito River
* Rancho Grande River
* Das Rãs River
* Ratones River
* Real River (Brazil)
* Regame River
* Reis Magos River
* Represa Grande River
* Riachão River (Bahia)
* Riacho River (Espírito Santo)
* Ribeira de Iguape River
* Ribeira River (Paraíba)
* Ribeira River (Paraná)
* Ribeirão River (Araraduara River)
* Rio de Janeiro (Bahia)
* Riozinho River (Amazonas)
* Riozinho River (Braço Menor)
* Riozinho River (Pará)
* Riozinho River (Pium River)
* Igarapé Riozinho
* Do Rocha River (Paraná)
* Roda Velha River
* Rodeador River
* Rolante River
* Rolim de Moura River
* Rondi Toró River
* Ronuro River
* Roosevelt River
* Rubim do Norte River
* Rubim do Sul River
* Sabugi River
* Saco River (Maranhão)
* Saco River (Paracauari)
* Do Saco River (Rio de Janeiro)
* Sacraiú River
* Sacre River (Mato Grosso)
* Sacuriuiná River
* Sagradouro Grande River
* Do Sal River (Goiás)
* Do Sal River (Sergipe)
* Sal Amargo River
* Salabro River
* Salgadinho River
* Salgado River (Alagoas)
* Salgado River (Ceará)
* Salgado River (Rio Grande do Norte) (Amargoso River)
* Salgado River (São Francisco River)
* Salgado River (Sergipe River)
* Salgado River (Vaza-Barris River)
* Salinas River (Minas Gerais)
* Das Salinas River
* Salitre River
* Salobra River
* Salto River (Paraíba)
* Do Salto River (Paraná)
* Do Salto River (Rio de Janeiro)
* Salvador River (Paraíba)
* Samambaia River
* Samambaia River (Goiás)
* Sambito River
* Sana River (Rio de Janeiro)
* Sangue River
* Do Sangue River
* Sanhauá River
* Santa Catarina River (Minas Gerais)
* Santa Catarina River (Rio de Janeiro)
* Santa Cruz River (Santa Catarina)
* Santa Joana River
* Santa Júlia River
* Santa Maria da Vitória River
* Santa Maria do Rio Doce River
* Santa Maria River (Mato Grosso do Sul)
* Santa Maria River (Rio Grande do Sul)
* Santa Maria River (Sergipe)
* Ribeirão Santa Maria
* Santa Quitéria River
* Santa Rosa River (Acre)
* Santa Rosa River (Rio Grande do Sul)
* Santa Tereza River
* Santana River (Bahia)
* Santana River (Espírito Santo)
* Santana River (Maranhão)
* Santana River (Mato Grosso do Sul)
* Santana River (Minas Gerais)
* Santana River (Paraná)
* Santana River (Rio de Janeiro)
* Sant'Ana River (Piedade River)
* Sant'Ana River (Rio da Areia)
* Ribeirão Santana
* Santo Agostinho River
* Santo Anastácio River
* Santo Antônio River (Amapá)
* Santo Antônio River (Bahia)
* Santo Antônio River (Doce River)
* Santo Antônio River (Itaúnas River)
* Santo Antônio River (Paraná)
* Santo Antônio River (Rio de Janeiro)
* Santo Antônio River (Rio do Sono)
* Santo Antônio River (Santa Catarina)
* Santo Antônio River (Tocantins)
* Santo Antônio Grande River
* Santo Cristo River
* Santo Onofre River
* São Bartolomeu River
* São Benedito River
* São Bento River (Goiás)
* São Bento River (Mãe Luzia River)
* São Bento River (Rio do Peixe)
* São Bernardo River (Distrito Federal)
* São Bernardo River (Goiás)
* São Desidério River
* São Domingos Grande River
* São Domingos River (Goiás)
* São Domingos River (Mato Grosso do Sul)
* São Domingos River (Minas Gerais)
* São Domingos River (Rio de Janeiro)
* São Domingos River (Rio Grande do Sul)
* São Domingos River (Rondônia)
* São Domingos River (Santa Catarina)
* São Domingos River (São Paulo)
* São Domingos River (Tocantins)
* São Fernando River (Rio de Janeiro)
* São Francisco River
* São Francisco River (Belo River)
* São Francisco River (Jaciparaná River)
* São Francisco River (Jequitinhonha River)
* São Francisco River (Paraíba)
* São Francisco River (Paraná)
* São Francisco River (Rio de Janeiro)
* São Francisco River (São Miguel River)
* São Francisco Falso Braço Norte River
* São Francisco Falso Braço Sul River
* São Gonçalo Channel
* São Gonçalo River
* São Jerônimo River (Pinhão River)
* São Jerônimo River (Tibagi River)
* São João da Barra River
* São João de Meriti River (Meriti River)
* São João do Paraíso River
* São João Grande River
* São João Pequeno River
* São João River (Canoas River)
* São João River (Cubatão River)
* São João River (Iguazu River)
* São João River (Ji-Paraná River)
* São João River (Mato Grosso do Sul)
* São João River (Mato Grosso)
* São João River (Minas Gerais)
* São João River (Negro River)
* São João River (Paraná River)
* São João River (Dos Patos River)
* São João River (Pernambuco)
* São João River (Pitangui River)
* São João River (Rio de Janeiro)
* São João River (Verde River)
* Igarapé São João
* São João Surrá River
* São José do Guapiara River
* São José dos Cordeiros River
* São José dos Dourados River
* São José River (Espírito Santo)
* São Lourenço River (Juquiá River)
* São Lourenço River (Mato Grosso)
* São Lourenço River (Paraná)
* São Lourenço River (Rio Grande do Sul)
* São Lourenço River (Tietê River)
* São Luís River (Acre)
* São Luís River (Amapá)
* São Marcos River
* São Mateus River (Santa Catarina)
* São Mateus River
* São Miguel River (Alagoas)
* São Miguel River (Espírito Santo)
* São Miguel River (Minas Gerais)
* São Miguel River (Rondônia)
* São Nicolau River
* São Patrício River
* São Pedro River (Alonzo River)
* São Pedro River (Guandu River)
* São Pedro River (Macaé River)
* São Pedro River (Minas Gerais)
* São Pedro River (Pernambuco)
* São Pedro River (Rondônia)
* São Pedro River (Santa Catarina)
* São Pedro River (São Paulo)
* São Sebastião River (Espírito Santo)
* São Sebastião River (Paraná)
* São Sepe River
* São Simão River
* São Tomás River
* São Tomé River (Mato Grosso)
* São Valério River
* São Venceslau River
* Sapão River
* Sapucaí River (Minas Gerais)
* Sapucaí River (Paraná) (Reboucas River)
* Sapucaí River (São Paulo)
* Sapucaia River
* Sapucai-Mirim River
* Saracura River
* Saracuruna River
* Sarapuí River (São Paulo)
* Sarapuí River (Rio de Janeiro)
* Sararé River
* Sargento River
* Satuba River
* Saudades River (lower Chapecó River)
* Saudades River (upper Chapecó River)
* Sauêruiná River
* Sepatini River
* Sepoti River
* Sepotuba River
* Sereno River
* Sergipe River
* Seridó River
* Seriema River
* Serra Negra River
* Seruini River
* Sesmarias River
* Sete de Setembro River
* Setúbal River
* Siemens River
* Igarapé Sindrichal
* Dos Sinos River
* Siriji River
* Sirinhaém River
* Siriri River
* Sitiá River
* Sobradinho Creek
* Socavão River
* Socorro River
* Soé River
* Sombrio River (Brazil)
* Do Sono River (Minas Gerais)
* Do Sono River (Tocantins)
* Sorocaba River
* Sororò River
* Sotério River
* Soturno River
* Suaçuí Grande River
* Suaçuí Pequeno River
* Suçuarana River
* Sucunduri River
* Sucuriú River
* Sucuru River
* Suia-Miçu River
* Sumidouro Grande River
* Sumidouro River
* Surubiu River
* Suruí River
* Surumu River
* Suzana River

### T–Z

* Tabatinga River
* Taboco River
* Tacaniça River
* Tacunapi River
* Tacutu River
* Tadarimana River
* Taiaçupeba River
* Taiaçupeba-Mirim River
* Tainhas River
* Taió River
* Taíras River
* Tajauí River
* Tamanduá River
* Tamanduateí River
* Tamitatoale River
* Tanaru River
* Tangararé River
* Tapacurã River
* Tapajós River
* Tapauá River
* Tapera River (Paraíba)
* Tapera River (Paraná)
* Taperoá River
* Tapira River
* Tapiracuí River
* Tapirapé River (Mato Grosso)
* Tapirapé River (Pará)
* Tapirucu River
* Tapuio River
* Taquara River
* Taquaraçu River (Mato Grosso do Sul)
* Taquaraçu River (Espírito Santo)
* Taquari River (Mato Grosso do Sul)
* Taquari River (Rio Grande do Sul)
* Taquari River-Mirim (Rio Grande do Sul)
* Taquari-Guaçu River
* Taquari-Mirim River (Mato Grosso do Sul)
* Taquaruçu River
* Taquaruçu River (São Paulo)
* Tarauacá River
* Tartarugal Grande River
* Tartarugalzinho River
* Tarumã Açu River
* Tarumã Mirim River
* Tarunã River
* Tatuamunha River
* Tatuí River
* Tatuí River (Paraná)
* Tauini River
* Tavares River
* Tea River
* Tefé River
* Tejo River
* Teles Pires
* Da Telha River
* Tenente Marques River
* Tererê River
* Terra Nova River (Pernambuco)
* Tesoura River
* Tibagi River
* Tibiri River
* Tibiriça River
* Tietê River
* Tijipió River
* Tijucas River
* Tijuco River
* Tijuípe River
* Timbó River
* Timbozinho River
* Timbuí River
* Timonha River
* Tinguá River
* Tiúba River
* Tocantins River
* Tocantins River (Jamanxim River)
* Tocantizinho River
* Todos os Santos River
* Tomé River
* Tonantins River
* Toototobi River
* Tormenta River
* Toropi River
* Tourinho River
* Dos Touros River
* Tracunhaém River
* Traida River
* Traipu River
* Traira River
* Trairão River
* Traíras River (Goiás)
* Trairi River (Ceará)
* Trairi River (Rio Grande do Norte)
* Trairi River (Roraima)
* Tramandaí River
* Trapicheiros River
* Três Barras River (Paraná)
* Três Barras River (Santa Catarina)
* Três Bôcas River
* Três Forquilhas River
* Três Voltas River
* Tributo River
* Tricolor River
* Tromaí River
* Trombetas River
* Trombudo River
* Das Tropas River
* Truçu River
* Tubarão River
* Tucunduba River
* Tucurui River
* Tucutol River
* Tueré River
* Tumiã River
* Tupana River
* Turiaçu River
* Turvo River (Goiás)
* Turvo River (Grande River)
* Turvo River (Itapetininga River)
* Turvo River (Minas Gerais)
* Turvo River (Paraná)
* Turvo River (Pardo (Paranapanema) River)
* Turvo River (Rio de Janeiro)
* Turvo River (Rio Grande do Sul)
* Tutuí River
* Uaçá River
* Uaicurapa River
* Uailan River
* Uarini River
* Uatatas River
* Uatumã River
* Uauaris River
* Ubatiba River
* Ubatuba River
* Ubazinho River
* Uberaba River (Minas Gerais)
* Uberaba River (Paraná)
* Uberabinha River
* Uimeerê River
* Umari River
* Umari River (Rio Grande do Norte)
* Do Umbuzeiro River
* Umbuzerio River
* Una River (Itaete, Bahia)
* Una River (Una, Bahia)
* Una River (Valença, Bahia)
* Una River (Paraíba)
* Una River (Pernambuco)
* Una River (Rio de Janeiro)
* Una do Prelado River
* Uneiuxi River
* Unini River
* Upanema River
* Uraim River
* Uraricaá River
* Uraricoera River
* Uriuana River
* Uru River (Goiás)
* Uru River (Maranhão)
* Uruá River
* Urubaxi River
* Urubu River (Amazonas)
* Urubu River (Rio de Janeiro)
* Urubu River (Roraima)
* Urubu Grande River (Das Pedras River)
* Urucaua River
* Urucu River
* Uruçuí Prêto River
* Urucuia River
* Uruçuí-Vermelho River
* Uruguay River
* Urupá River
* Urupaça River
* Urupadi River
* Ururaí River
* Urussanga River
* Utinga River
* Vacacaí River
* Vacacaí-Mirim River
* Vacaria River
* Vacaria River (Minas Gerais)
* Vacas Gordas River
* Valparaiso River (Brazil)
* Varadouro River
* Vargem do Braço River
* Da Várzea River (Iguazu River)
* Da Várzea River (Negro River)
* Da Várzea River (Rio Grande do Sul)
* Uaupés River
* Vaza-Barris River
* Vazante Grande
* Veado River (Itabapoana River)
* Veado River (Santo Antônio River)
* Do Veado River
* Das Velhas River
* Velho River (São Paulo)
* Verde Grande River
* Verde Pequeno River
* Verde River (Bahia)
* Verde River (Bolivia)
* Verde River (Das Almas River)
* Verde River (Das Bois River) (Verdão River)
* Verde River (Grande River)
* Rio Verde (Guaporé River tributary, Mato Grosso)
* Rio Verde (Guaporé River tributary, Rondônia)
* Verde River (Jamari River)
* Verde River (lower Paranaíba River)
* Verde River (Maranhão River)
* Verde River (Mato Grosso do Sul)
* Verde River (Piquiri River)
* Verde River (Sacre River)
* Verde River (São Paulo)
* Verde River (Sapucaí River)
* Verde River (Teles Pires River)
* Verde River (Tocantins)
* Verde River (upper Paranaíba River)
* Verdinho River
* Vereda Pimenteira
* Veríssimo River
* Vermelho River (Corrente River)
* Vermelho River (Iguazu River)
* Vermelho River (Manuel Alves Grande River)
* Vermelho River (Mato Grosso)
* Vermelho River (Palmeiras River)
* Vermelho River (Pará)
* Vermelho River (Paranapanema River)
* Vermelho River (Perdida River)
* Vermelho River (Rondônia)
* Vermelho River (Santa Catarina)
* Vila Nova River
* Viruaquim River
* Vitorino River
* Vorá River
* Xambrê River
* Xaparu River
* Xapuri River
* Xavante River (Mato Grosso)
* Xavante River (Tocantins)
* Xavantinho River
* Xeriuini River
* Xeruã River
* Xie River (Brazil)
* Ximim-Ximim River
* Xingu River
* Xinxim River
* Xipamanu River
* Zumbi River
* Zutia River