Paris - Île-de-France
- Choury
- Chow
- Chryssostalis
- Chupeau
- Ciesielski
- Cinar
- Cintrat
- Ciret
- Cirio
- Ciron
- Cirou
- Ciss
- Civel
- Clairicia
- Clamagirand
- Clanet
- Claudet
- Clausen
- Clauzel
- Clavere
- Clenet
- Clolus
- Clos
- Clotail
- Clough
- Clout
- Cloux
- Cluzet
- Coadou
- Cobert
- Cocquebert
- Codaccioni
- Coester
- Coffinet
- Cognacq
- Cognat
- Cogne
- Cogrel
- Cohana
- Cohen-salmon
- Cohen-tanugi
- Cohet
- Coia
- Coicadan
- Cointet
- Cojan
- Cojean
- Cojocaru
- Cola
- Colardelle
- Colcanap
- Colcombet
- Colignon
- Colina
- Colladant
- Collery
- Colletta
- Collobert
- Colly
- Colon
- Colosimo
- Combarel
- Combrouze
- Comment
- Condamin
- Conesa
- Conforti
- Congiu
- Connault
- Connelly
- Conseil
- Console
- Constanty
- Contassot
- Conter
- Contesso
- Coolen
- Coquel
- Coquereau
- Coquerelle
- Coquille
- Coquio
- Corbe
- Corda
- Cordahi
- Cordel
- Cordial
- Cordoliani
- Cori
- Coric
- Corlay
- Cormerais
- Corneau
- Cornillet
- Cornuault
- Cornuel
- Corpechot
- Correas
- Corrin
- Corruble

