- Bailey
- Baron
- Barrie
- Barry
- Bartlett
- Bay
- Bayard
- Baylen
- Beal
- Beale
- Beals
- Beau
- Beaufort
- Beaumont
- Beauregard
- Beauvais
- Beauvis
- Beavis
- Bebe
- Bell
- Bellamy
- Benet
- Bennet
- Bennett
- Berenger
- Berk
- Berke
- Bert
- Bertrand
- Bevis
- Birk
- Birke
- Blais
- Blaisdell
- Blaise
- Blaize
- Blayze
- Blaze
- Bo
- Boden
- Bodin
- Bogart
- Bogey
- Bogie
- Bogy
- Boice
- Boise
- Bonamy
- Bonar
- Bonnar
- Boone
- Brice
- Bruce
- Brunelle
- Bryant
- Brys
- Buiron
- Burcet
- Burdett
- Burdette
- Burel
- Burnel
- Burnell
- Burrell