Rennes 35000 - Bretagne
- Caliskan
- Callac
- Calloch
- Callonnec
- Calme
- Calmon
- Calo
- Calot
- Cam
- Camard
- Camberlein
- Camenen
- Camille
- Campain
- Campillo
- Canat
- Cances
- Candon
- Cann
- Cannecu
- Canoor Ramiah
- Cantot
- Canu
- Canuel
- Caouren
- Capou
- Cappello
- Carado
- Carboulet
- Cardak
- Cardon
- Cardoso
- Cardozo
- Carduner
- Careil
- Cario-guillemette
- Cariot
- Caris
- Carissan
- Carlo Pathiaux
- Carlot
- Carmoine
- Carnec
- Carole
- Caroline
- Carou
- Carpier
- Carreric
- Carreyre
- Carric
- Carrier
- Carrio
- Carrot
- Carsin
- Carson
- Caruel
- Casseron
- Cassé
- Castagne
- Castella
- Castera
- Castro Fonseca
- Castro Roldan
- Catrouillet
- Caubet
- Caudron de Coquereaumont
- Caudy
- Cavalan
- Cavalier
- Cavallera
- Cavan
- Cavarlé
- Cave
- Cavret
- Cazal
- Caze
- Cazeneuve
- Cecile
- Celebi
- Celgoh
- Ceppi
- Cerou
- Certenais
- Cetin
- Chaar
- Chabalier
- Chabay
- Chable
- Chabrier
- Chabrol
- Chagneau
- Chagnon
- Chaigne
- Chaignon
- Chailleux
- Chailloux
- Chalal
- Chales
- Challe
- Chalumeau