Lyon - Rhône-Alpes
- Claucigh
- Claudet
- Claudin
- Claus
- Clauss
- Clauzel
- Clechet
- Clermidy
- Clert
- Clet
- Cloppas
- Clotail
- Clozel
- Cluzeau
- Coban
- Cochin
- Coffin
- Cognasse
- Cohendet
- Cok
- Colanero
- Colange
- Colard
- Colavita
- Colcombet
- Coline
- Colinet
- Collard Evain
- Colle
- Colliard
- Collineau
- Collombon
- Colombin
- Colomer
- Colon
- Colrat
- Coly
- Combaluzier
- 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
- Courbier
- Courbiere
- Courbin
- Coureau
- Courquin
- Courtine
- Coussat
- Coustaud
- Coustier
- Couston
- Cout
- Coutanson