Troyes 10000 - Champagne-Ardenne
- Chaplain
- Chapot
- Chapput
- Chardin
- Chardinal
- Charlot
- Charonnat
- Chartier
- Charvaux
- Chassagne
- Chatenet
- Chaton
- Chavigny
- Chegdali
- Chemlal
- Chen
- Cherifi
- Cherronnet
- Chevallard
- Chevallot
- Chevrier
- Chiguer
- Chillet
- Chinon
- Choisy
- Chollier
- Chomez
- Chominot
- Chossemier
- Chouaref
- Christine
- Christmann
- Chung
- Cirillo
- Clarenn
- Clausse
- Clerget
- Clerici
- Clément
- Cmj
- Cochard
- Cochin
- Coco
- Coeffier
- Cognon
- Cola
- Colle
- Collombet
- Colombo
- Colomes
- Colot
- Coltel
- Conan
- Controle
- Coquet
- Cornevin
- Cornez
- Correia
- Cortes
- Costa
- Coste
- Cottray
- Cottret
- Couchot
- Couchy
- Couesnon
- Couillard
- Couillin
- Coulibaly
- Courdavault
- Courjan
- Courtailler
- Cousantien
- Coutant
- Couttier
- Couturon
- Couvreur
- Cozar
- Cramaille
- Crausaz
- Crelen
- Cretenet
- Creux
- Crossette
- Cruchant
- Cudel
- Cugnet
- Cukic
- Cuvilliez
- Cvetko
- Côte
- D Oria
- Dab
- Dabek
- Dagoneau
- Daguin
- Dahmani
- Dannequin
- Daoud
- Darbot
