Marseille - Provence-Alpes-Côte d'Azur
- Courrent
- Courrieu
- Coursaux
- Courtade
- Courtaud
- Courtier
- Courvoisier
- Coussens
- Cousteau
- Coustel
- Coustes
- Coustillac
- Coutard
- Couteau
- Coutelle
- Coutier
- Coutinho
- Coutouly
- Coutret
- Coutton
- Couty
- Couve
- Couvidat
- Couyade
- Couzinier
- Covaci
- Covin
- Cowen
- Coyac
- Coyere
- Coze
- Cozette
- Coët
- Crama
- Cramoisy
- Crampes
- Crapart
- Crapet
- Crapon
- Crassous
- Crauet
- Crea
- Creac'h
- Creach
- Crebassa
- Credoz
- Creismeas
- Crelerot
- Cremer
- Cremisi
- Cremoni
- Crene
- Crenn
- Crepel
- Crepet
- Crepieux
- Crepy
- Cres
- Crescente
- Cresciucci
- Cresson
- Cresta
- Crestin
- Cretal
- Cretara
- Cretel
- Cretin
- Cretinoir
- Creton
- Creuzet
- Crevet
- Cribaillet
- Cribier
- Cricchio
- Crimon
- Criquet
- Crisanti
- Crispin
- Crispo
- Cristau
- Cristea
- Cristofaro
- Croci
- Croci-torti
- Croitor
- Croix
- Croizet
- Crolet
- Cronier
- Cros Badon
- Crosio
- Crosson
- Crouan
- Crousnillon
- Crouzilhac
- Crozes
- Crozet
- Crozier
- Crudeli
- Crumiere
