Paris - Île-de-France
- Courtois-duplessy
- Courveaulle
- Cousein
- Cousergue
- Cousineau
- Cousinet
- Coussaert
- Coussediere
- Coussemaker
- Coussinet
- Coussirat Coustere
- Coussis
- Coustarot
- Coustaut
- Couste
- Coustel
- Coustere
- Cousturier
- Coustère
- Cousyn
- Couta
- Coutable
- Coutadeur
- Coutansais
- Coutantin
- Coutareau
- Coutau Begarie
- Coutaz
- Couteaux
- Coutelas
- Couteleau
- Coutellec
- Couteller
- Couthouis
- Coutiere
- Coutinot
- Coutouly
- Coutret
- Coutte
- Couttet
- Coutts
- Couveinhes
- Couvelard
- Couvercelle
- Couvida
- Couvrie
- Couvry
- Couwez
- Coux
- Couybes
- Couzigou
- Couzinie
- Cova
- Covali
- Covarrubias
- Covelli
- Covez
- Covi
- Coviaux
- Covis
- Cowell
- Cowlessur
- Cowling
- Coyaud
- Coydon
- Coye
- Coyen
- Coynault
- Coyner
- Cozien
- Cozon
- Cozzini
- Crabbe
- Craberou
- Craciun
- Craignou
- Cramaregeas
- Crambes
- Crammer
- Cramoisan
- Crampette
- Cran
- Crane
- Crantelle
- Crassous de Medeuil
- Crasto
- Crastre
- Crater
- Cratere
- Crauste
- Cravatte
- Craveiro
- Cravoisier
- Craye
- Creance
- Crebessegues
- Crechet
- Creciun
- Credeville
- Creed

