Paris - Île-de-France
- Clifford
- Cligny
- Clio
- Clipal
- Clipet
- Clocher
- Clochon
- Clodomir
- Cloppet
- Cloquet
- Cloteaux
- Cloup
- Cloute
- Clozel
- Cluzaud
- Clédat
- Clémence
- Cnocquaert
- Coadic
- Coban
- Cobigo
- Cobti
- Coca
- Cocaign
- Cocard
- Cocault-duverger
- Cocca
- Cochener
- Cochis
- Cochois
- Cochon
- Cocito
- Cockenpot
- Cocozza
- Cocude
- Coda
- Codant
- Codreanu
- Codsi
- Codur
- Coeffard
- Coelho Da Silva
- Coelho de Oliveira
- Coenca
- Coent
- Coeroli
- Coester
- Coetmeur
- Coffineau
- Coffy
- Cogan
- Cogez
- Cognacq
- Cogordan
- Cogranne
- Cohade
- Cohadon
- Cohas
- Cohedali
- Cohen Adad
- Cohen Aloro
- Cohen Bacri
- Cohen Jonathan
- Cohen Sabban
- Cohen-coudar
- Cohu
- Coiffet
- Coignac
- Coince
- Coindre
- Coing
- Cointat
- Cointot
- Cointre
- Cointreau
- Coipel
- Coiquaud
- Coirard
- Coirault
- Coirier
- Coissac
- Coito
- Colaco
- Colafrancesco
- Colarossi
- Colasse
- Colau
- Colban
- Colcomb
- Colcy
- Coldefy
- Coleon
- Colibaly
- Colina
- Coline
- Colineau
- Colinot
- Collado
- Collain
- Collantier