Paris - Île-de-France
- Cohet
- Coia
- Coicadan
- Coignet
- Cointet
- Cojean
- Cojocaru
- Cola
- Colardelle
- Colcanap
- Colignon
- Colina
- Colladant
- Colleaux
- Collery
- Colletta
- Collobert
- Colly
- Coloma
- Colosimo
- Combaluzier
- Combarel
- Combaz
- Combrouze
- Comets
- Comment
- Condamin
- Conesa
- Congiu
- Connault
- Connelly
- Conseil
- Console
- Conter
- Coolen
- Coquel
- Coquerelle
- Coqueret
- Coquille
- Coquio
- Cor
- Cordahi
- Cordel
- Cordial
- Cordoliani
- Cori
- Coric
- Corlay
- Cormerais
- Corneau
- Cornillet
- Cornuault
- Cornuel
- Corpechot
- Correas
- Corrin
- Corruble
- Cortese
- Cosialls
- Cosich
- Cosqueric
- Cossin
- Costanzo
- Costerousse
- Costi
- Cothenet
- Coti
- Cotin
- Cotonnec
- Cottebrune
- Cotto
- Coty
- Couasnon
- Coudin
- Coudreau
- Couedel
- Couffon
- Coulier
- Coullon
- Coulombel
- Coulondre
- Coulot
- Coupel
- Coupet
- Coupez
- Couppe
- Couppey
- Courbe
- Courbot
- Courchinoux
- Courdavault
- Courel
- Cournarie
- Cournet
- Cournil
- Coursier
- Coursin
- Courte
- Courtemanche
- Courtheoux

