Rennes 35000 - Bretagne
- Chouet
- Chouf
- Choukri
- Chouquet
- Chowdhury
- Christmann
- Chuillet
- Chuinard
- Chéruel
- Cidoine
- Cinar
- Civi
- Claasen
- Clais
- Clamens
- Clappier
- Claudet
- Claudine
- Clausse
- Claustre
- Clauzier
- Clavere
- Clavier
- Clavot
- Clemence
- Cleret
- Clermont
- Climovich
- Cloerec
- Cloirec
- Clop
- Cloteau
- Clouard
- Coadour
- Coatanea
- Coatanroch
- Coatrieux
- Cobut
- Cocard
- Cocherel
- Cochevelou
- Cochin
- Codjia
- Coedelo
- Coedic
- Coeffe
- Coeffé
- Coeur-quetin
- Coeuret
- Coffinet
- Cogne
- Cognet
- Cogné
- Cogranne
- Coirier
- Cojan
- Colcombet
- Collas
- Colleau
- Colling
- Collobert
- Collongues
- Collu
- Collyer
- Colléaux
- Coloigner
- Colombier
- Colomes
- Colonne
- Coly
- Combe
- Combescot
- Comboue
- Comby
- Come
- Comere
- Comier
- Comite Etablissement Renault
- Commandoux
- Commolet
- Compain
- Compere
- Conduche
- Conga
- Congard
- Conquerant
- Constantin
- Copin
- Copy
- Coquel
- Coquelin Caroline
- Coquer
- Coquillon
- Coquin
- Cora
- Corain
- Corcuff
- Cordion
- Cordon
- Corfmat