Rennes 35000 - Bretagne
- Brousse
- Broux
- Brown
- Brulé
- Buchoul
- Buffard
- Bunel
- Buot
- Buret
- Burgot
- Burin
- Buron
- Buson
- Bussiere
- Bénard
- Cabillic
- Cabrera
- Cadalen
- Cadieux
- Cadin
- Cadoux
- Cahierre
- Caillaud
- Caillault
- Cairon
- Cakmakli
- Calohard
- Calvarin
- Camberlein
- Camilleri
- Candon
- Cann
- Canu
- Capron
- Carbonnel
- Carissan
- Carreau
- Carree
- Carrier
- Carteron
- Cassard
- Cateline
- Caudal
- Caugant
- Cavan
- Cave
- Cazenave
- Cazimoski
- Cazuc
- Celebi
- Celine
- Celton
- Chabane
- Chadhouli
- Chahid
- Chaigneau
- Chakir
- Chalm
- Chalumeau
- Chamaret
- Champain
- Chancerel
- Chantal
- Chanu
- Chapeau
- Chapel
- Chapelain
- Chaperon
- Chaplain
- Chaplais
- Chapuis
- Chaqra
- Charad
- Chardron
- Charlier
- Charnal
- Charpy
- Chasse
- Chatelain
- Chatelier
- Chatton
- Chaumont
- Chauviere
- Chauvire
- Chave
- Chefdor
- Chenard
- Cheneau
- Chenu
- Chevreau
- Chevy
- Chiloux
- Choine
- Choplin
- Chouin
- Christine
- Chérel
- Cioban
- Clerc
- Clisson

