Pont-l'Abbé 29120 - Bretagne
- Becand
- Becker
- Bedue
- Beillard
- Beliard
- Bellas
- Bellec
- Bellier de Villentroy
- Bellod
- Belloir
- Belloulou
- Beneat
- Benetrau
- Benoist
- Benoit
- Benouwt
- Benquet
- Bercelay
- Bercier
- Berehouc
- Bergeronneau
- Berkouat
- Bernabeu
- Bernardaud
- Bernardelli
- Bernaudin
- Berrou
- Berréhouc
- Berthelot
- Berthou
- Bertona
- Bertrand
- Bervas
- Bescond
- Besnard
- Besnier
- Bessec
- Beugras
- Beurdouche
- Bevan
- Bezie
- Biasotto
- Bideau
- Bidon
- Bienassis
- Bigot
- Billaud
- Billien
- Billier
- Billoteau
- Blanchard
- Blanchet
- Blayo
- Bleaumelen
- Blondeau
- Blondin
- Blot
- Bocher
- Bodéré
- Boedec
- Boi
- Boiteux
- Bollet
- Bollore
- Bolzer
- Bon Boiteux
- Bonder
- Bonnel
- Bonnet
- Bonniot
- Bonno
- Bordelai
- Bossennec
- Bostnavaron
- Bouby
- Boucard
- Bouchaud
- Boucher
- Boudin
- Bouguennec
- Bouillon
- Bounier
- Bourbigot
- Bourgin
- Bourgine
- Bourhis
- Bourjon
- Bourleau Taniou
- Bourles
- Bourlier
- Boussugue
- Bouthier
- Bouts
- Bouvard Fernandez
- Bouvier
- Braem
- Brault
- Breau
- Breugnot
- Brevunes

