Saint-Brieuc 22000 - Bretagne
- Cam
- Camart
- Camper
- Camuzard
- Cancoin
- Cannecu
- Cantin
- Caoudal
- Capitaine
- Carchon
- Carfantan
- Carnec
- Carrasquilla
- Carraz
- Carret
- Carriou
- Castaing
- Catherine
- Caurouge
- Cebron
- Chabain
- Chabaud
- Chakhnazarova
- Champion
- Chanoine
- Chanut
- Chanvry
- Chaou
- Chaouki
- Chapelain
- Chaplain
- Chaplet
- Charbon
- Charlot
- Charlès
- Charrier
- Charvet
- Chateau
- Chattard
- Chaudet
- Chauffournier
- Chaumont
- Chauveau
- Chedmail
- Chenu Thomas
- Cherifi
- Cherpitel
- Cherrier
- Cherruault
- Chery
- Chesnais
- Chevanton
- Chiche
- Chihaby
- Cholet
- Choupeaux
- Chourak
- Claustre
- Clerc
- Clisson
- Closier
- Coadou
- Coban
- Cochet
- Cocq
- Cocquebert
- Colbeau
- Colleu
- Colombier
- Coly
- Combelles
- Combes
- Combot
- Conchou
- Condominas
- Contaret
- Corbet
- Corbier
- Coriou
- Cormault
- Cornet
- Cornu
- Costa
- Cottin
- Coulibaly
- Coupel
- Courcoux
- Couronné
- Coursol
- Courtel
- Courtois
- Covex
- Cramer
- Crech'du
- Creff
- Cren
- Crenan
- Crepin
- Crespin
- Cretual