Paris - Île-de-France
- Comtet
- Conge
- Congost
- Conord
- Cont
- Contal
- Contamin
- Contat Desfontaines
- Contencin
- Contino
- Convers
- Conway
- Copie
- Coppa
- Coppel
- Coqueret
- Coquide
- Coquillas
- Cor
- Corbani
- Corbasson
- Corbelli
- Corbex
- Corbi
- Corde
- Cordeau
- Cordelier
- Coridon
- Cornee
- Cornen
- Cornetto
- Cornevin
- Cornuat
- Cornuau
- Cornubert
- Cornuot
- Coronado
- Corradi
- Corral
- Corrihons
- Corringer
- Corriol
- Corsino
- Cortey
- Cortyl
- Coruble
- Corveller
- Corvi
- Cosaque
- Cosnard
- Cossa
- Costagliola
- Costea
- Costil
- Costin
- Costiou
- Cotellon
- Cotillard
- Cotillon
- Cotinaud
- Cotineau
- Coto
- Cotonnec
- Cottenot
- Cottrel
- Couanon
- Couasnon
- Couchaux
- Couchet
- Couder
- Coudret
- Coudry
- Coudy
- Couedic
- Couffon
- Couget
- Couji
- Coulom
- Coumau
- Counil
- Coupel
- Couque
- Couralet
- Courapied
- Couratier
- Courbier
- Courche
- Courgey
- Couriol
- Cournede
- Courregelongue
- Courrieu
- Coursaget
- Coursault
- Coursier
- Courtonne
- Cousi
- Coussegal
- Cousseran
- Coussieu

