Lyon - Rhône-Alpes
- Collombon
- Colomina
- Colrat
- Colucci
- Coly
- Com
- Combaluzier
- Combaz
- Combo
- Commaret
- Commarmond
- Communal
- Compte
- Conche
- Conchin
- Confavreux
- Connan
- Conrad
- Constans
- Contard
- Contardo
- Contini
- Coppere
- Coquelle
- Coqueron
- Coral Dit Granell
- Coralie
- Corallo
- Corbiere
- Cordelle
- Cordero
- Corentin
- Cormerais
- Cornillet
- Cornudet
- Cornuel
- Corona
- Corond
- Coronel
- Corsi
- Cortet
- Cortey
- Corvaisier
- Corvo
- Cosentino
- Cossard
- Costantini
- Costechareyre
- Costilles
- Coston
- Cotelle
- Cottanceau
- Cottel
- Cottier
- Couchoud
- Couder
- Coudeyras
- Coudour
- Coudry
- Coue
- Couet
- Coulaud
- Coullet
- Coulomb
- Coupé
- Courault
- Courbiere
- Courbin
- Courcelles
- Courchinoux
- Coureau
- Courmont
- Couronnet
- Courquin
- Courtine
- Coustier
- Coutarel
- Coutiaux
- Coutier
- Couvert
- Couvrat
- Crassard
- Crespo
- Crespy
- Cresson
- Creuzet
- Crevat
- Crispino
- Croidieu
- Croizat
- Crucho-mota
- Cruiziat
- Crumiere
- Cubaud
- Cubells
- Cudeiro
- Cullieyrier
- Cunha
- Curbet
- Cureau