Saint-Malo 35400 - Bretagne
- Caret
- Carfantan
- Cariou
- Carnet
- Carpentier
- Carrel
- Carrette
- Carrée
- Carvalho
- Castaingt
- Castel
- Casu
- Caty
- Cavret
- Cayre
- Cazac
- Cellier
- Cevaer
- Cezard
- Chabot
- Chaignon
- Chalon
- Chalopin
- Chamiot-poncet
- Champagne
- Chantal
- Chantrel
- Chanu
- Chanvrin
- Chapdelaine
- Chapeau
- Chapelain
- Chapelier
- Chapron
- Charmillon
- Charre
- Charruel
- Chartois
- Chasse
- Chateau
- Chatel
- Chauveau
- Chauvet
- Chavanne
- Chedeville
- Chenard
- Cherbonnel
- Chereau
- Cheron
- Cherruau
- Chesnel
- Chesnoy
- Chetara
- Chevrel
- Chevy
- Chicherie
- Chiraux
- Chocteau
- Choisnet
- Chopier
- Choupeaux
- Chéné
- Chérel
- Ciret
- Claireaux
- Claquin
- Claudic
- Clavier
- Cleuvenot
- Cliquet
- Clouet
- Clouette
- Clousier
- Cobac
- Cobat
- Coger
- Cognard
- Cohu
- Coignoux
- Coirre
- Colcomb
- Colleu
- Collong
- Colmay
- Combe
- Combot
- Combé
- Comte
- Conan
- Conversin
- Coquet
- Coquil
- Corey
- Cornille
- Cortyl
- Cosse
- Cossec
- Costa
- Costecalde-guebri
- Costes