Paris - Île-de-France
- Cadin
- Cador
- Caillette
- Cailliau
- Cain
- Caine
- Cairo
- Caitucoli
- Calabrese
- Caliskan
- Calle
- Calonnec
- Calpas
- Calvi
- Camuset
- Canales
- Candelier
- Canit
- Canitrot
- Cann
- Canova
- Cantenot
- Capion
- Capoulade
- Caracciolo
- Caratini
- Carballo
- Cardinali
- Carillo
- Carion
- Caristan
- Carlot
- Carnevale
- Caroli
- Carrat
- Carrera
- Carreras
- Carrey
- Carrizo
- Carroll
- Carry
- Cartier-bresson
- Caruana
- Casale
- Casanave
- Casini
- Casset
- Castany
- Caste
- Castell
- Catella
- Caubel
- Cauchard
- Caujolle
- Caussanel
- Cavaco
- Cavallari
- Cavé
- Cayatte
- Cayre
- Cayssials
- Cazaban
- Cazanave
- Cazeaux
- Cella
- Cendrier
- Cerceau
- Cerri
- Cervesi
- Cetin
- Ceylon
- Chaaban
- Chabat
- Chabault
- Chabolle
- Chabredier
- Chachoua
- Chadefaux
- Chady
- Chaillan
- Chakma
- Chalanset
- Chalaux
- Chalbi
- Chalghoum
- Challet
- Challine
- Challita
- Chalom
- Chalons
- Chalvon Demersay
- Chambeau
- Chambolle
- Chambrin
- Chamignon
- Champain
- Champsaur
- Chance
- Chancerel
- Chancereul