Besançon 25000 - Franche-Comté
- Carel
- Carisey
- Caritey
- Carpena
- Carrara
- Casado
- Casagrande
- Casale
- Casenave
- Catherine
- Cazzadori
- Celik
- Celotto
- Cetre
- Chagué
- Chahd
- Chamagne
- Chamakh
- Champenoux
- Champreux
- Chandelier
- Chanet
- Chaoui
- Chappuis
- Chareton
- Charlet
- Charmoillaux
- Charnay
- Charrier
- Charyk
- Chatillon
- Chatrenet
- Chaudey
- Chauffet
- Chaury
- Chauvez
- Chavet
- Chavin
- Chedmy
- Chehadeh
- Chen
- Chergui
- Cherif
- Chesnais
- Chevailler
- Chevenement
- Chevriaux
- Chiappinelli
- Chipaux
- Chipeaux
- Chiron
- Choffel
- Chopard Lallier
- Chouet
- Christine
- Chwatacz
- Ciamala
- Clairotte
- Claudio
- Clavel
- Clavequin
- Cocatrix
- Cocot
- Cohen
- Coincenot
- Coley
- Collaud
- Colleuille
- Collignon
- Colombani
- Colson
- Coly
- Combet
- Come
- Coquard
- Corbin
- Cornet
- Cornette
- Cornue
- Cortes
- Cosotti
- Couilbault
- Coulaud
- Cour
- Courlet
- Coutal
- Couteret
- Coutherut
- Couturet
- Couvreur
- Crepin
- Cressot
- Cretenet
- Creuze
- Creva
- Crevot
- Crivelli
- Cuby
- Cugini
- Cugney