Belfort 90000 - Franche-Comté
- Carteron
- Castelain
- Castelletti
- Castes
- Catherine
- Cattin
- Cavallasca
- Cavalli
- Cecchettani
- Cece
- Cecile
- Cekic
- Celemenski
- Celik
- Cerbelle
- Cerbino
- Chabod
- Chague
- Chaib
- Chaiffre
- Chaillot
- Chailloux
- Chakhech
- Chakir
- Chakroun
- Chamberlin
- Chambrelent
- Chandemerle
- Chanel
- Chanteranne
- Chaoui
- Chappel
- Chapulliot
- Charberet
- Charlot
- Charniguet
- Chassaing
- Chassepot
- Chavanne
- Chaves
- Chaxel
- Chehirian
- Chehlafi
- Chemla
- Cheng
- Chenut
- Cherrad
- Cheviet
- Chignola
- Chippaux
- Chirmer
- Chognard
- Chollet
- Chomard
- Chopin
- Chudant
- Cinar
- Cingoz
- Cinkilic
- Cizel
- Clementine
- Clever
- Clunet
- Clément
- Coindard
- Colard
- Colasseau
- Collino
- Colonna
- Colpo
- Combet
- Concolato
- Conscience
- Contejean
- Conwerth
- Cools
- Copin
- Corneille
- Cortese
- Cossalter
- Coupe
- Courtet
- Courty
- Courvoisier
- Couturier
- Cramont
- Cramponne
- Crepin Nanino
- Cretet
- Cretin
- Creusot
- Crochet
- Croenne
- Cudey
- Cuenat
- Cuenin
- Cuisance
- Cuzin
- d'aniello
- Da Cunha