Rennes 35000 - Bretagne
- Boukhenoufa
- Boulain
- Boulic
- Boumaraf
- Bour
- Boura
- Bourdet
- Boureau
- Bourgeault
- Bourgogne
- Bouric
- Bouziani
- Brandhonneur
- Brebion
- Briant
- Briat
- Bricaud
- Brohan
- Brossais
- Broudic
- Brousse
- Brown
- Bruchet
- Brunard
- Brune
- Buard
- Budor
- Bui
- Bunel
- Buot
- Burban
- Burin
- Burklin
- Burlot
- Burot
- Caille
- Cairon
- Calmes
- Camberlein
- Campion
- Canevet
- Carbonnel
- Caret
- Carreau
- Casanova
- Caudal
- Caudron
- Celeste
- Cellier
- Celton
- Cerisier
- Cetinkaya
- Cevaer
- Chaillot
- Chalopin
- Champain
- Chanu
- Chapdelaine
- Chapel
- Chaplais
- Chapuis
- Charad
- Charil
- Chartrain
- Chateau
- Chatelain
- Chaudet
- Chaussavoine
- Chauviere
- Chave
- Chedemail
- Cheneau
- Chenut
- Cheron
- Chesnin
- Chesnot
- Chevreau
- Chibaco
- Chiloux
- Chouan
- Christien
- Claire
- Clerc
- Clolus
- Coadic
- Coat
- Coativy
- Cocaign
- Cochennec
- Cocherie
- Coconnier
- Coiffic
- Collard
- Colleaux
- Colliaux
- Collignon
- Collomb
- Commereuc
- Conquer
- Constant