Troyes 10000 - Champagne-Ardenne
- Chapot
- Chappat
- Chapput
- Charlet
- Charvaux
- Chaton
- Chauvier
- Chavigny
- Chayeb
- Chaysinh
- Chazelon
- Chefiare
- Cherain
- Chery
- Chesnin
- Chevrier
- Chibane
- Chicco
- Chinon
- Choisy
- Chollet
- Chollier
- Choma
- Chomez
- Chominot
- Chossemier
- Chougny
- Christine
- Christmann
- Chung
- Cian
- Cirillo
- Clarenn
- Clausse
- Clerc
- Clerget
- Clevy
- Cocard
- Cochard
- Coco
- Colle
- Collombet
- Colombet
- Colombo
- Colot
- Compagno
- Comte
- Conat
- Connegan
- Controle
- Copain
- Copin
- Coquet
- Coquille
- Cornevin
- Cornez
- Coronil
- Corre
- Correia
- Corzelius
- Cothenet
- Cottereau
- Cottin
- Cottray
- Cottret
- Couchy
- Couderc
- Coudoux
- Couesnon
- Couillard
- Courdavault
- Coureur
- Courjan
- Courtot
- Coutant
- Couttier
- Couvreur
- Covindin
- Cramaille
- Crelen
- Cressely
- Cretenet
- Crochant
- Croizier
- Crossette
- Cruchant
- Cudel
- Cuenin
- Cugnet
- Cukic
- Côte
- D Oria
- Da Mota
- Daaji
- Dab
- Dahmani
- Dail
- Dallegrand
- Dandrel
- Dannequin