Landerneau 29800 - Bretagne
- Bomard
- Bonane
- Boncoeur
- Bonderff
- Bonhomme
- Bonis
- Bonnald
- Bonneaud
- Bonnéric
- Bord
- Bordereau
- Bordereau Chotard
- Borgat
- Borgne
- Bosser
- Bosset
- Bosso
- Bouaziz
- Bouchare Capitain
- Boucharé-capitaine
- Boudart
- Boudet
- Bouillard
- Boulanger Et Bars
- Boullier
- Bouly
- Boulzennec
- Bounthavy
- Bourbigot
- Bourc His
- Bourc'his
- Bourdarel
- Bourgeolais
- Bouriette
- Bourmaud
- Bourmault
- Bourrigan
- Bousqui
- Boussard
- Boutet Rosenberg
- Bouvet
- Bouzeloc
- Bouziani
- Boyard
- Boëffard
- Bramoullé
- Brange
- Brard
- Braud
- Breneol
- Brenterch
- Breton-le Pennec
- Briant
- Briffaut
- Brillault
- Broc H
- Broc'h
- Brodin
- Broggi
- Brossel
- Broudeur
- Broudin
- Brouillard
- Broustal
- Bruel
- Bruhat
- Bruneau
- Brunel
- Brélivet
- Buannic
- Buguel
- Buhler
- Buisson
- Bulhoes
- Buquet
- Burghel
- Buron
- Bussod
- Buzaré
- Bécam
- Béon
- Bérard
- Cabioc'h
- Cadec
- Cadet
- Cadic
- Caffier
- Cagin
- Cahelo
- Caillaud
- Caizergue
- Calarnou
- Calderoni
- Calle
- Callerisa
- Calligaris
- Cambla
- Camblan
- Can
- Candas Et Toudic