La Rochelle 17000 - Poitou-Charentes
- Clarke
- Claus
- Clavaud
- Claverie
- Clavery
- Clero
- Cligny
- Clinard
- Clisson
- Cluckers
- Clémenceau
- Cnaib
- Cobret
- Cochevelou
- Cognee
- Coheleach
- Coiffin
- Coirier
- Collette
- Collot
- Colombier
- Colpin
- Colson
- Colussi
- Commenge
- Compagnon
- Conant
- Conde
- Constans
- Constantin
- Conte
- Conti
- Convert
- Coquin
- Corbe
- Corbi
- Cordazzo
- Corlosquet
- Corneau
- Cornuau
- Corompt
- Coronel
- Corticchiato
- Cossard
- Cosse
- Costeau
- Cottreau
- Coue
- Couet
- Couffin
- Cougot
- Courant
- Courapied
- Couraud
- Couret
- Courgeau
- Courtel
- Coustaud
- Coutand
- Couthouis
- Couture
- Cozic
- Craighero
- Crene
- Crenon
- Crespel
- Crespin
- Cresson
- Creton
- Crica
- Croquin
- Cros
- Crosnier
- Crousilliacq
- Crouton
- Cruaud
- Cruette
- Cruz
- Cueille
- Cugnot
- Cummings
- Cunin
- D Assylva Provencher
- D Auzac de La Martinie
- Da Silva Abreu
- Da Silva Monteiro
- Da Silva Oliveira
- Dabin
- Dagorne
- Dailly
- Dalet
- Dalibard
- Dalibot
- Dalle
- Dallier
- Dandois
- Danet
- Dangel
- Daoud
- Dardillac

