Paris - Île-de-France
- Couthouis
- Coutiere
- Coutret
- Coutte
- Couttet
- Coutts
- Coutures
- Couveinhes
- Couvelard
- Couvida
- Couvrie
- Couvry
- Couwez
- Coux
- Couybes
- Couyoumdjian
- Couzigou
- Couzin
- Covali
- Covarrubias
- Covas
- Covelli
- Covez
- Coviaux
- Covillard
- Covis
- Cowell
- Cowlessur
- Cowling
- Coyaud
- Coye
- Coyen
- Coynault
- Cozien
- Cozzini
- Crabanat-mey
- Crabbe
- Craberou
- Craciun
- Craignou
- Cramaregeas
- Crambes
- Crammer
- Cramoisan
- Crampette
- Cran
- Crantelle
- Crassous de Medeuil
- Crasto
- Crauste
- Cravatte
- Craveiro
- Craye
- Creance
- Crebessegues
- Crechet
- Credeville
- Creed
- Crelot
- Cremet
- Crene
- Creoff
- Crepieux
- Crepu
- Crescendo
- Crescenzi
- Crespin Appert
- Crespo Costa
- Cressard
- Cressey
- Cresso
- Cresta
- Crestant
- Crestel
- Crestia
- Cretien
- Cretinon
- Cretois
- Cretoiu
- Creton de Limerville
- Crettien
- Cretté de Palluel
- Creusillet
- Creusy
- Creuxlebois
- Creze
- Criaud
- Crico
- Crifo
- Crignon
- Crimetz
- Criniere
- Criou
- Crippa
- Crisanti
- Crison
- Crisp
- Cristofaro
- Cristofini
- Cristol
