Paris - Île-de-France
- Ciolek
- Ciron
- Citot
- Citroen
- Cittanova
- Civel
- Clairefond
- Clamagirand
- Clapier
- Clar
- Claudio
- Clergeot
- Clerico
- Clevy
- Climent
- Clough
- Clout
- Clouzeau
- Cobo
- Cochelin
- Cocheton
- Cocquet
- Coet
- Coeuret
- Cohen Arazi
- Cohen-salmon
- Cohet
- Coiffier
- Cointepas
- Coirre
- Cojan
- Colas Des Francs
- Colcombet
- Colella
- Collobert
- Colmant
- Colombi
- Combelles
- Combemorel
- Compaore
- Compoint
- Compper
- Condamin
- Condat
- Conesa
- Conforti
- Cong
- Conseil
- Contassot
- Conteh
- Coppens
- Coq
- Coquel
- Corda
- Cordel
- Cordelle
- Cordesse
- Cordon
- Corlay
- Corneille
- Corneloup
- Cornudet
- Correas
- Corticchiato
- Cosentino
- Cossec
- Cosserat
- Cossé
- Costanza
- Cotard
- Coti
- Cottinet
- Cotto
- Coucke
- Coudon
- Coudrin
- Coullet
- Coulombel
- Coumes
- Coupeau
- Courcelle
- Courcelles
- Courchay
- Courie
- Courpied
- Courquin
- Coursol
- Courtay
- Courtecuisse
- Courtille
- Coutier
- Couvelaire
- Couvidat
- Covos
- Coze
- Cozzi
- Craff
- Cras
- Crayssac
- Creac'h
