Reims 51100 - Champagne-Ardenne
- Caplain
- Caputo
- Caquard
- Caque
- Carbon
- Carcenac
- Caroline
- Carrara
- Carrier
- Carteret
- Cartigny
- Cas
- Casal
- Cassan
- Castillo
- Castin
- Catry
- Caucanas
- Caudron
- Caure
- Cautel
- Caux
- Cavel
- Cazier
- Celen
- Celeste
- Censier
- Chabod
- Chafik
- Chaingy
- Chajari
- Chalet
- Challand
- Challut
- Chan
- Chandara
- Chanier
- Chanteclair
- Chaplet
- Charbaut
- Charlas
- Charlet
- Charoy
- Charpy
- Chartogne
- Chassaing
- Chateau
- Chatron
- Chausse
- Chauvière
- Chebli
- Chekkali
- Chemla
- Chenebenoit
- Cheng
- Chenna
- Cherifi
- Chetrit
- Chevallot
- Chevalot
- Chevassut
- Cheviet
- Chicaut
- Child
- Chiroli
- Chizza
- Chluba
- Chochina
- Choffat
- Chollet
- Choppin
- Chorlet
- Cinar
- Cissokho
- Ciupa
- Clairet
- Clarenne
- Clausse
- Clavier
- Closquinet
- Cocco
- Cochez
- Coeuille
- Coeymans
- Cognigni
- Colantonio
- Colcanap
- Colignon
- Colinet
- Collado
- Collaine
- Collorec
- Colmont
- Colot
- Colpart
- Combe
- Compagne
- Compas
- Connesson
- Copin