Paris - Île-de-France
- Clayeux
- Clayton
- Clede
- Cleirec
- Clem
- Clemencon
- Clemens
- Clement Grandcourt
- Clements
- Cleofe
- Cleren
- Clergier
- Clerice
- Clerin
- Clerte
- Clerval
- Clet
- Cleton
- Clevering
- Clier
- Clifford
- Clio
- Clipal
- Clipet
- Cloatre
- Clocher
- Clochon
- Cloez
- Clop
- Cloppet
- Cloquet
- Cloteaux
- Clou
- Cloup
- Cloute
- Cluzaud
- Clémence
- Cnocquaert
- Coadic
- Coban
- Cobert
- Cobigo
- Cobo
- Cobti
- Cocaign
- Cocard
- Cocault
- Cocca
- Cocchi
- Cochener
- Cochois
- Cochon
- Cocito
- Cockenpot
- Cocozza
- Cocq
- Codant
- Codo
- Codsi
- Codur
- Coeffard
- Coelho Da Silva
- Coelho de Oliveira
- Coester
- Coffineau
- Coffy
- Cogez
- Cognacq
- Cognault
- Cogordan
- Cogranne
- Cogrel
- Cohade
- Cohas
- Cohedali
- Cohen Adad
- Cohen Aloro
- Cohen Bacri
- Cohen Scali
- Cohen-coudar
- Cohignac
- Cohin
- Coiffet
- Coignac
- Coince
- Coindre
- Coing
- Cointat
- Cointot
- Cointre
- Cointreau
- Coipel
- Coiquaud
- Coirard
- Coirault
- Cois
- Coissac
- Coissard
- Coito
- Colafrancesco