Theix 56450 - Bretagne
- Caron
- Carpentier
- Carre
- Carré
- Cartegnie
- Cassou
- Castel
- Catherine
- Catillon
- Cattieuw
- Caux
- Cebe
- Celeita
- Celiard
- Celle
- Cernesson
- Cerro
- Cevaer
- Chagny
- Chaloub
- Chamaillard
- Champain
- Chapel
- Chaplet
- Chapt
- Charbonnier
- Charlot
- Chartaud
- Chassagne
- Chataignère
- Chatal
- Chatry
- Chaumy
- Chausson
- Chauvin
- Chazal
- Checroun
- Chenet
- Chenu
- Cherel
- Chervet
- Cheval
- Chevallier
- Cheviller
- Chevrel
- Chevrier
- Cheyroux
- Cheze Le Dran
- Churlet
- Cledic
- Clerc
- Clero
- Clerteau
- Cletz
- Clodic
- Cloerec
- Cloostermans
- Clopeau
- Cobut
- Coet
- Cogniard
- Coguen Oreve
- Cohadon
- Cohéléach
- Coince
- Coleno Talgorn
- Colin
- Colleau
- Collet
- Colleter
- Combres
- Commite D Entreprise
- Compas
- Compere
- Condroyer
- Conruyt
- Constantin
- Cornec
- Cornichet-plunian
- Cornier
- Corno
- Cornu
- Corouge
- Corre
- Correa
- Coskun Mehmet
- Cosperec
- Costa
- Coubes
- Coulibaly
- Coupard
- Couriaut
- Coutin
- Couësbot
- Creac'h
- Crosnier
- Cruard
- Cruaud
- Cueff
- Cuisine