Boulogne-Billancourt 92100 - Île-de-France
- Chupin
- Ciupa
- Clain
- Clair
- Claire
- Claret
- Clarke
- Claude
- Claudel
- Clavel
- Clavery
- Clemot
- Coat
- Coates
- Coatleven
- Cocault
- Cognard
- Cognet
- Cohen de Lara
- Cohen Sabban
- Cohen-ganouna
- Cohidon
- Coignet
- Cointet
- Coiraton
- Colanthay
- Colatrella
- Collenot
- Collignon
- Colombani
- Colondon
- Coly
- Comblat
- Come
- Commegrain
- Compte
- Condette
- Condon
- Connan
- Constant
- Conte
- Convert
- Cooke
- Copie
- Coquard
- Corbeau
- Corbeels
- Corbiere
- Corbille
- Corbineau
- Corby
- Corchia
- Corcia
- Corcos
- Cordero
- Cordonnier
- Corne
- Cornec
- Corneille
- Cornez
- Cornille
- Cornu
- Corre
- Cortes
- Cortot
- Coscas
- Cosse
- Cosson
- Costilhes
- Cot
- Cotte
- Cottet
- Coucke
- Coudray
- Coulloc'h
- Coulloch
- Coulomb
- Coulomban
- Couprie
- Courau
- Coursan
- Coursimault
- Courtadon
- Coutinho
- Couton
- Couty
- Crampon
- Creach
- Crenn
- Crespi
- Criloux
- Cristobal
- Cristofari
- Crombez
- Crouzet
- Crépin
- Cseres
- Cuadras
- Cucchi
- Cuer