Boulogne-Billancourt 92100 - Île-de-France
- Clain
- Clair
- Clarke
- Claude
- Clavel
- Clavery
- Clemot
- Coat
- Coates
- Coatleven
- Cocault
- Cochet
- Cognard
- Cognet
- Cohen de Lara
- Cohen Sabban
- Cohen-ganouna
- Cohidon
- Coignet
- Cointet
- Coiraton
- Colanthay
- Colatrella
- Collenot
- Collignon
- Colondon
- Coly
- Come
- Commegrain
- Compte
- Conde Dit Dreyfus
- Condette
- Connan
- Consigny Barbotto
- Constant
- Conte
- Cooke
- Copie
- Coquard
- Corbeau
- Corbeels
- Corbiere
- Corbineau
- Corblet
- Corby
- Corchia
- Corcia
- Corcos
- Corfmat
- Corne
- Corneille
- Cornez
- Cornil
- Cornille
- Cornu
- Coronel
- Corroenne
- Cortes
- Cortot
- Coscas
- Cosse
- Costantini
- Costilhes
- Cottet
- Coucke
- Coudercy
- Coudray
- Coudreuse
- Coulloc'h
- Coulloch
- Coulomb
- Courau
- Coursan
- Courtadon
- Courtot
- Coutant
- Coutinho
- Couton
- Couty
- Couvercelle
- Cowppli Bony
- Crampon
- Crapart
- Crappier
- Creach
- Crenn
- Crepin
- Crespi
- Crespin
- Crinière
- Cristofari
- Crombez
- Crone
- Croupat
- Crouzet
- Cseres
- Cucchi
- Cuer
- Cugny
- Cuilhe