La Rochelle 17000 - Poitou-Charentes
- Chazelle
- Chedal
- Chedorge
- Cheminais
- Chemmali
- Chenais
- Cheret
- Cherif
- Chetioui
- Chevreuil
- Chevron
- Chichereau
- Chichery
- Chichportich
- Chifoleau
- Chikhaoui
- Chivilo
- Chochoy
- Chognot
- Choisy
- Cholot
- Chouanard
- Chouraqui
- Christensen
- Christiane
- Christine
- Chubilleau
- Chupin
- Cianciarullo
- Circus
- Cirpaci
- Citron
- Clabaut
- Claire
- Claquin
- Clarke
- Claus
- Clavaud
- Claverie
- Clavery
- Clavier
- Claysac
- Clero
- Cligny
- Clinard
- Clisson
- Cluckers
- Cluzaud
- Clémenceau
- Cnaib
- Cobret
- Cochevelou
- Cognee
- Coheleach
- Collette
- Collier
- Collinet
- Collot
- Coloma
- Colombier
- Colot
- Colpin
- Colussi
- Combel
- Combot
- Come
- Comi
- Commenge
- Compagnon
- Conant
- Conde
- Conseil
- Constans
- Constant
- Constantin
- Conte
- Conti
- Convert
- Cooper
- Corbe
- Corbi
- Corbineau
- Cordazzo
- Cordon
- Corlosquet
- Corneau
- Corneloup
- Cornuau
- Corompt
- Corthier
- Corticchiato
- Cosse
- Cosseau
- Costeau
- Costes
- Cottennec
- Cottreau
- Coudert
- Coue
- Couffin