River with B
- Brahmaputra
- black river
- Black
- Bosna
- Beas
- Bog River
- Brown
- Boise
- Boston river
- Blue Nile
- Blue river
- Bengal
- bean river
- Brazos
- Bhramaputra
- Boyne
- Boardman River
- brown river
- bear creek
- Bear river
- Baltimore River
- Brent
- bravo
- Bramhaputra
- Baltimore
- Big Vermillion
- Back creek
- Beach
- Bile
- bogota
- Belize
- banas
- Brooklyn river
- Bode
- Bangladesh
- Bhramputra
- Bass
- Bronx
- Basin
- Boy
- Bean
- bay
- Bourne
- bengal river
- Bay of bengal
- Bill
- ball
- Bodensee
- Boise river
- Bengali
- Barrow
- Buffalo River
- Brandywine
- Bahamas
- Banksy
- brook
- Bhagirathi
- bog
- berlin
- bosnia
- Baby
- bug
- Banas River
- bad
- Babuna
- bad river
- butt
- blood
- baron
- Bell
- Bass River
- Babylon river
- bangladesh river
- Brisbane River
- ben
- Bore
- baltic
- Brigach
- Benue
- boardman
- Buna
- Blackwater
- Banana river
- Bosphorus
- Back River
- broad river
- Bohemia
- Barwon
- Bond
- Brda
- Ban
- boobs
- Bude
- Bann
- Bhutan
- Bat
- Betwa
- Bason
- beni
- Bow river
Le parole nell'elenco River with B provengono dai giocatori del gioco di parole Nomi, Cose, Città.