La Rochelle 17000 - Poitou-Charentes
- Collard
- Collette
- Collier
- Coloma
- Colombier
- Colot
- Colussi
- Combel
- Combot
- Come
- Comi
- Commenge
- Commer
- Compagnon
- Conant
- Conde
- Condemine
- Conio
- Conseil
- Constant
- Conte
- Conti
- Contu
- Convert
- Corbe
- Corbi
- Corbineau
- Cordazzo
- Cordon
- Corlosquet
- Corneau
- Cornec
- Cornuau
- Corompt
- Corthier
- Corticchiato
- Cosse
- Cosseau
- Costeau
- Costes
- Cottreau
- Coudert
- Couedon
- Couffin
- Coulibaly
- Coupez
- Courant
- Courapied
- Couraud
- Courbon
- Couret
- Courgeau
- Cournut
- Courreges
- Courtel
- Courtois
- Cousson
- Coutand
- Coutau
- Couteleau
- Coutelou
- Couthouis
- Couzinet
- Cozic
- Cozlin
- Cremey
- Cremier
- Crenon
- Crepin
- Cresp
- Crespel
- Crespin
- Cresson
- Creton
- Crica
- Croquin
- Cros
- Crosefinte
- Crousilliacq
- Crouton
- Cruaud
- Cruz
- Cueille
- Cugnot
- Cummings
- Cunin
- Cuny
- Cuvelier
- D Auzac de La Martinie
- Da Silva Abreu
- Da Silva Monteiro
- Da Silva Oliveira
- Dabin
- Daguerre
- Daheron
- Dailly
- Dalet
- Dalibard
- Dalle
- Dandois