Clermont-Ferrand 63000 - Auvergne
- Chirade
- Chocot
- Choi
- Choiset
- Chola
- Chomilier
- Chonier
- Chonion
- Chorfi
- Chossiere
- Chouly
- Chouvy
- Christien
- Christine
- Chrzanovski
- Chrétien
- Chu
- Chupin
- Cibert
- Civet
- Civiale
- Cladiere
- Claire
- Claudin
- Clauson
- Claux
- Clavilier
- Clavières
- Clemence
- Clerard
- Clermontel
- Clet
- Clin
- Clupeau
- Coantic
- Cochard
- Codol
- Cogneras
- Coirec
- Colavitti
- Collard
- Colle
- Collot
- Colly
- Colombo
- Combaret
- Combettes
- Combronde
- Come
- Communal
- Compaore
- Comptour
- Conche
- Conde
- Conduche
- Conedera
- Conil
- Connan
- Conort
- Contardo
- Conte
- Convers
- Convertini
- Copet
- Coppin
- Coquet
- Corbeau
- Corcos
- Corde
- Corderot
- Cordoba
- Coret
- Cormier
- Cornec
- Corneille
- Corneloup
- Cornil
- Cornille
- Cornot
- Cornuault
- Correa
- Correia Da Silva
- Correia Mendes
- Corrieras
- Cosme
- Costilhes
- Costille
- Cotard
- Cottier
- Cotton
- Coubetergues
- Couchoux
- Coudeyre
- Coudoux
- Coudray
- Coue
- Cougnet
- Coulaudon
- Coupe
- Couperier
