Brest 29200 - Bretagne
- Carof
- Caroline
- Carpier
- Carquet
- Carrette
- Carriou
- Carton
- Casel
- Castro Hernandez
- Catard
- Cattin
- Caubert
- Caudan
- Caumont
- Cavellat
- Cazoulat
- Cellier
- Cera
- Cerdan
- Ceretta
- Cerqueira
- Cervantes
- Cesar
- Chaara
- Chable
- Chabrol
- Chaffron
- Chakpla
- Chakrina
- Challuau
- Chalumeau
- Chambre
- Chammouma
- Champion
- Champrobert
- Chanfi
- Chanteau
- Chapelle-peant
- Chapelon
- Chapron
- Chaput
- Charbonneau
- Chardin
- Chareyre
- Charkaoui
- Charlotte
- Charnace
- Charrier
- Charton
- Chasson
- Chataigner
- Chatalic
- Chatelier
- Chatendeau
- Chatry
- Chaumery
- Chaumont
- Chauris
- Chaussade
- Chaussy
- Chauvel
- Chavonet
- Chebani
- Chedhomme
- Chenot
- Cheret
- Chergui
- Cherid
- Chery
- Chesnier
- Chevaillier
- Cheval
- Chevillotte
- Chevreuil
- Chikhi
- Chimier
- Choquer
- Chouraki
- Chrétien
- Chuniaud
- Chupin
- Ciavaldini
- Cillard
- Claire
- Claudel
- Claudie
- Claudine
- Clavel
- Clearc'h
- Clemence
- Cleton
- Clivio
- Cloarec Riouat
- Cloastre
- Cloirec
- Cloitre Caroff
- Close
- Cléguer
- Coatan
- Coatantiec