Lyon - Rhône-Alpes
- Combo
- Combrichon
- Come
- Comet
- Commandeur
- Commaret
- Commarmond
- Communal
- Compain
- Conche
- Conchin
- Connan
- Conseil
- Contardo
- Contini
- Coppere
- Copy
- Coquelle
- Coqueron
- Coral Dit Granell
- Corallo
- Corbineau
- Corda
- Cordelle
- Cordero
- Corinne
- Cornuel
- Coronado
- Corond
- Corriol
- Corsi
- Cortese
- Cortet
- Corvaisier
- Corvo
- Costache
- Costantini
- Costechareyre
- Costilles
- Cotelle
- Cotin
- Cottel
- Couder
- Coudry
- Couet
- Coullet
- Coupard
- Coupier
- Coupé
- Courant
- Courbiere
- Courbin
- Coureau
- Courquin
- Courtine
- Coussat
- Coustaud
- Coustier
- Couston
- Cout
- Coutanson
- Coutarel
- Couteau
- Coutiaux
- Coutier
- Coutin
- Couvert
- Couvrat
- Coz
- Creach
- Crespo
- Crespy
- Cressot
- Creton
- Creuserand
- Crevat
- Crispino
- Croizat
- Crollard
- Crost
- Crouigneau
- Crozat
- Crucho-mota
- Cruiziat
- Crumiere
- Cuaz
- Cubells
- Cudeiro
- Cuenot
- Cuisinier
- Cullieyrier
- Curbet
- Cureau
- Cursoux
- Curvat
- Cusey
- Cussac
- Cussey
- Cuxac
- Cuypers