Marseille - Provence-Alpes-Côte d'Azur
- Claudette
- Claudine
- Claus-desbonnet
- Clausen
- Clauws
- Clavaret
- Clavaud
- Clavere
- Clemence
- Clemenceau
- Cleon
- Clerge
- Clerget
- Clerin
- Cleronomides
- Cleyet-marel
- Climent
- Clio
- Clipet
- Cliquet
- Cloe
- Cloitre
- Cloix
- Cloridor
- Closier
- Cloteaux
- Clou
- Cloute
- Cnudde
- Coadalen
- Cochelin
- Cocordan
- Cocordano
- Codani
- Codde
- Codinach
- Codino
- Codis
- Codou
- Codur
- Coeffe
- Coelho Correia
- Coen
- Coetto
- Coffano
- Coffin
- Coffinier
- Coffy
- Cogne
- Cogno
- Cogoni
- Cogordan
- Cohadon
- Cohen Bacry
- Cohen Skalli
- Cohen Tannoudji
- Cohen Zardi
- Cohen-addad
- Cohen-bacri
- Coia
- Coiffeur
- Coiffic
- Coillet Matillon
- Coindre
- Coiplet
- Coitoux
- Coj
- Coja
- Cojocaru
- Cola
- Colantuono
- Colasanto
- Colavolpe
- Colcellini
- Colella
- Colet
- Coletto
- Colineau
- Colla
- Collange
- Collart
- Collat
- Collen
- Colletto
- Colleye
- Collier
- Collini
- Colloc'h
- Collodin
- Colloud
- Collus
- Colléoni
- Colomban
- Colombe
- Colombel
- Colomine
- Colomines
- Colonna de Lega
- Colpaert
- Colpin