Lorient 56100 - Bretagne
- Barhoum
- Barrault
- Barre
- Barrier
- Baudet
- Beaumont
- Bechard
- Bechet
- Beguel
- Belin
- Benard
- Beneat
- Bergot
- Bernardin
- Berou
- Berry
- Berthy
- Besnard
- Beyaz
- Beyou
- Billard
- Biroteau
- Blanc
- Blandin
- Bleuzen
- Blot
- Bocquet
- Boina
- Boitard
- Boivent
- Bonabesse
- Boterf
- Bouard
- Boudjemaa
- Bouge
- Boulanger
- Boulay
- Bouligaud
- Boulineau
- Boullier
- Bouquet
- Bourdin
- Bourg
- Bourgeois
- Bourgoin
- Bouric
- Boutet
- Boutier
- Boutihane
- Brault
- Bregent
- Brishoual
- Brisset
- Brisson
- Brizard
- Bruchec
- Brunet
- Bui
- Bureau
- Burguin
- Bustean
- Cabelguen
- Cagnec
- Caheric
- Caillibot
- Caimari
- Camara
- Caoudal
- Capon
- Carduner
- Carman
- Caroff
- Carrier
- Carrio
- Cattin
- Caudal
- Chantreau
- Chenard
- Chenebaud
- Chevrollier
- Choux
- Christian
- Chupin
- Cloirec
- Coadic
- Compere
- Coquelin
- Coquet
- Coquil
- Couedel
- Cougoulat
- Courissaka
- Courtois
- Cousin
- Craff
- Creach
- Dagorn
- Daoudal
- Dartiguelongue
- Dauchez

