River with B
- Brahmaputra
- black river
- Black
- Bosna
- Beas
- Bog River
- boston river
- Brown
- Boise
- Blue river
- Blue Nile
- Bengal
- Brazos
- bean river
- Boyne
- Advertisement
- bear creek
- Bhramaputra
- Boardman River
- brown river
- Bear river
- Bear
- Baltimore River
- Brent
- Baltimore
- Bravo
- Beach
- Bode
- Belize
- Bramhaputra
- Back creek
- banas
- Bangladesh
- Bile
- Brooklyn river
- Bass
- Bronx
- bogota
- Boy
- Bhramputra
- Bean
- bay
- bog
- bengal river
- Bill
- Bengali
- Bodensee
- Big Vermillion
- Boise river
- Bourne
- Basin
- Brandywine
- Bhagirathi
- ball
- brook
- Baby
- berlin
- bosnia
- bug
- Barrow
- Buffalo River
- Advertisement
- Bahamas
- bad
- Bern
- Banksy
- baron
- ben
- Brigach
- butt
- bangladesh river
- Brisbane River
- Babylon river
- boardman
- Benue
- Banana river
- Bass River
- bad river
- Babuna
- Banas River
- blood
- Bell
- Blackwater
- Bore
- baltic
- Bosphorus
- Bruce
- Bow river
- Bohemia
- broad river
- Betwa
- Bay of Bengal
- Ban
- Back River
- Bason
- Bat
- Bond
- Barwon
- Best
- bojana
- Bude
- Bhutan
The words in the list River with B come from players of the word game Categories game.