Reims 51100 - Champagne-Ardenne
- Buyck
- Cachet
- Cagdas
- Cagneaux
- Cagnet
- Callet
- Cambien
- Cambray
- Campanals
- Camuzet
- Candemir
- Canivet
- Canivez
- Capelle
- Capitaine
- Cappe
- Cappoen
- Carabin
- Carry
- Caruel
- Casbi
- Castaneda
- Catherine
- Celik
- Celine
- Cerutti
- Cerveaux
- Cervellera
- Cesar
- Chaib
- Chairon
- Chalet
- Challand
- Chamelot
- Champy
- Chandara
- Charrier
- Chasseigne
- Chateau
- Chatel
- Chaumuzart
- Chauvat
- Chazee
- Chebli
- Chetrit
- Chicaut
- Chobriat
- Chopart
- Churoux
- Cinar
- Clara
- Cochenet
- Cochet
- Coffin
- Cognigni
- Cohen
- Coiseur
- Colbeaux
- Colsenet
- Connesson
- Consigny
- Contal
- Conte
- Corcy
- Cormorant
- Cornuet
- Corpelet
- Corroy
- Cottray
- Coulmier
- Coupaye
- Courtin
- Coustheur
- Coutin
- Couttin
- Cozette
- Cremel
- Cresseaux
- Crete
- Creusat
- Croix
- Croon
- Crouzet
- Crucifix
- Cuvelier
- Dailly
- Dalati
- Damar
- Damerose
- Danneaux
- Dannequin
- Darcourt
- Darcq
- Dardart
- Daudigny
- Dautremont
- Daux
- Davenne
- Davienne
- Dawant