Obernai 67210 - Alsace
- Carquet
- Carra
- Carrara
- Carrasco
- Carro
- Carré
- Cartereau
- Carvalho
- Casaux
- Castel
- Castro Pereira
- Catic
- Cauderlier
- Caussade
- Caux
- Cayrel
- Cazanave
- Cebrowski
- Cecconi
- Cecere
- Cedric
- Cekic
- Cengiz
- Censier
- Cerfon
- Cesca
- Cetinkaya
- Ceviz
- Chabernaud
- Chabert
- Chabriol
- Chaillet
- Chailloux
- Chalmet
- Chaourak
- Chaperon
- Charbeaux
- Charczy
- Chardin
- Chargé
- Charlier
- Charpentier
- Charpiot
- Chassel
- Chatel
- Chatel Scarantino
- Chau
- Chaudeur
- Chebbab
- Chedotal
- Chenin
- Chevaleyre
- Chevalier
- Chiri
- Choisne
- Chollet
- Chomka
- Christ
- Ciai
- Cianfarani
- Cicek
- Ciftci
- Cigli
- Cinar
- Cinar-ayse
- Clair
- Clarac
- Clementz
- Clerambourg
- Cloarec
- Coca
- Coftier
- Colle
- Colmont
- Colognac
- Comartin
- Comte
- Condis
- Copin
- Coppola
- Coqueblin
- Cordier
- Coriat
- Coriolis
- Cornic
- Cornu
- Corre
- Cosmo
- Costa Meira
- Cotelle
- Cothenet
- Coulibaly
- Courant
- Courcelle
- Cousin
- Coustenoble Chabut
- Coutant
- Couteur
- Couvereur
- Couvreux