Rennes 35000 - Bretagne
- Burckel
- Buret
- Burgot
- Burnel
- Buron
- Buttet
- Béasse
- Bécel
- Cabillic
- Cabioch
- Cabot
- Cabrera
- Cadalen
- Cade
- Cadiet
- Cadieux
- Cadin
- Cadoux
- Cahierre
- Caillault
- Caillibot
- Cakmakli
- Calohard
- Calvarin
- Calvet
- Camilleri
- Campan
- Candale
- Canet
- Cann
- Canu
- Capron
- Carbonnier
- Carmes
- Carnot
- Carree
- Carrier
- Carro
- Carteron
- Cartesse
- Cassard
- Castille
- Cateline
- Catelli
- Caudy
- Caugant
- Causse
- Cavalier
- Cave
- Cavier
- Cayeul
- Cazenave
- Cazimoski
- Cazuc
- Celebi
- Celine
- Celton
- Cenan
- Cenciai
- Cha
- Chabane
- Chadhouli
- Chahid
- Chaigneau
- Chakir
- Chalm
- Chamaret
- Chambraud
- Chanclou
- Chanfi
- Chanson
- Chantepie
- Chapeau
- Chapelain
- Chapelet
- Chaplain
- Chaqra
- Charlier
- Charlou
- Charlès
- Charnal
- Charon
- Charpy
- Charton
- Charuel
- Charvet
- Chassaing
- Chasse
- Chatelet
- Chatton
- Chaumont
- Chaurand
- Chauviere
- Chauvire
- Chauvois
- Chefdor
- Chenard
- Chenevière
- Chennouf
- Chenu