Landivisiau 29400 - Bretagne
- Bellec Lozach
- Bellery
- Belluteau
- Benadet
- Benardais
- Bendjeltia
- Benfalami
- Bennetot
- Beras
- Berder
- Berger
- Bergougnoug
- Bernaud
- Berthelin
- Berthouloux
- Besnard
- Besnier
- Bessmer
- Beton
- Beuviere
- Beyou
- Beziat
- Biannic
- Bichon
- Bihannic
- Bini
- Bis
- Bisson
- Bj Guigo
- Blain
- Blaise
- Blanc
- Blanchard
- Blanchon
- Blandeau
- Blandin
- Blaudez
- Blayo
- Blee
- Blet
- Bleunven
- Blonce
- Blouet
- Bob
- Boboul
- Bodenes
- Bodennec
- Bodin
- Bodremon
- Boennec
- Boger
- Bohn
- Bolore
- Bonderff
- Bonezia
- Bonhomme
- Bonnet
- Borel
- Borgne
- Bory
- Bosc
- Bosselut
- Bothorel
- Bothuan
- Bouadi
- Bouchet
- Boudéhen
- Bouget
- Bougueon
- Bouguet
- Bouillonnec Abgrall
- Bouin
- Boulant
- Boulc H
- Boule
- Bouliou
- Boultoureau
- Bourdon
- Bourdoulous
- Bourlet
- Bourree
- Bourrieres
- Boustouler
- Boutin
- Bouvier Boudaoud
- Bouzid
- Bozoc
- Branellec
- Brassart
- Braun
- Bregeot
- Brelivet
- Breneol
- Briend
- Brigitte
- Brisset
- Brochard
- Brocquet - Bechu
- Brossard
- Bruneau
