Lorient 56100 - Bretagne
- Cailleux
- Caillibot
- Cales
- Calis
- Callac
- Calloc'h
- Canévet
- Capelle
- Capillon
- Capon
- Capp
- Cappe
- Carcel
- Cardiet
- Cardonne
- Careo
- Carlier
- Carman
- Carnec
- Caro
- Carrer
- Carreric
- Carrier
- Carrio
- Carvalho
- Castanie
- Castelot
- Castot
- Castro
- Catherine-joffrion
- Caussel
- Cavan
- Cecconi
- Chadli
- Chagnon
- Chagrot
- Chahboun
- Chamizo Gonzalez
- Chandavoine
- Chanfi
- Chani
- Chapel
- Chapelle
- Chapelot
- Chappel
- Chapron
- Charbonneau
- Charbonnier
- Chardon
- Chardonnet
- Chardoux
- Charliot
- Charmel
- Charrette
- Charzat
- Chatelard
- Chatelin
- Chaudronnier
- Chaupin
- Chaze
- Chemille
- Chemin
- Chenal-bordonnot
- Chenebaud
- Cheny
- Cherioux
- Cherruau
- Cheru
- Chesneau
- Chevallier
- Chevance
- Chevillard
- Chevray
- Chigot
- Chikha
- Chivot
- Chnafi Haigoune
- Chollet
- Chopin
- Chrestien
- Christelle
- Ciaravola
- Cirtog
- Claisse
- Clemot
- Clenet
- Cleren
- Cleuziou
- Cliche
- Cloatre
- Clugery
- Coat
- Coatmelec
- Cochard
- Coche
- Cocher
- Cocoual
- Coguen
- Cohen
- Cohic