Paris - Île-de-France
- Carpalhoso
- Carra
- Carrance
- Carrard
- Carrega
- Carrelet
- Carrus
- Carrère
- Carty
- Carvallo
- Casalino
- Casamian
- Casati
- Cascarino
- Caseiro
- Casellas
- Caserta
- Casez
- Casile
- Cassanet
- Cassidy
- Cassigneul
- Cassim
- Cassimatis
- Cassini
- Cassonnet
- Casta
- Castaignet
- Castaings
- Castanheira
- Castarede
- Castellana
- Castelot
- Castiglione
- Castilla
- Castillon Du Perron
- Castres
- Catalao
- Catelin
- Catherin
- Catonne
- Catteloin
- Cattiaux
- Cauchi
- Caullet
- Caumon
- Caupenne
- Causeret
- Cautela
- Cavallier
- Cavarec
- Cavazza
- Cavel
- Cavero
- Cazade
- Cazalaa
- Cazalet
- Cazedepats
- Cazottes
- Cc
- Cea
- Ceccato
- Cecchini
- Cecconi
- Cellerier
- Celnik
- Celton
- Cely
- Cen
- Ceranton
- Cercle
- Cert
- Certa
- Cetinkaya
- Ceylan
- Cha
- Chaalal
- Chabal
- Chabasseur
- Chabira
- Chabloz
- Chaccour
- Chafa
- Chaffaut
- Chagnard
- Chagniot
- Chagnollaud
- Chaignaud
- Chaignot
- Chailleux
- Chaintreuil
- Chakib
- Chalak
- Chaleard
- Chaleil
- Chalem
- Chalghoumi
- Chalmin
- Chamakhi
- Chamand