Marseille - Provence-Alpes-Côte d'Azur
- Castano
- Castejon
- Castelet
- Castellini
- Castellino
- Castelnovo
- Castera
- Castet
- Castex
- Castille
- Castre
- Castres
- Castro Timoteo
- Cat
- Catanante
- Cataneo
- Catauro
- Catillon
- Catoire
- Catsicalis
- Cattina
- Cauchois
- Cauchy
- Cauda
- Caumel
- Causeret
- Caussarieu
- Caussat
- Cavaille
- Cavalie
- Cavasino
- Cave
- Cavenati
- Caviglioli
- Cayrier
- Cazalle
- Cazarian
- Ceccarini
- Cecconi
- Cecile
- Cecille
- Ceesay
- Celentano
- Celestin
- Celestino
- Celia
- Celiker
- Cellerini
- Celot
- Cenatiempo
- Cenci
- Cengiz
- Cerase
- Cerati
- Ceraulo
- Cereda
- Cerezuela
- Cerrini
- Cerruti
- Certain
- Certicall
- Ceruleo
- Cerveau
- Cesaretti
- Cevaer
- Cevirme
- Chaabani
- Chaambi
- Chaanbi
- Chabanon
- Chabat
- Chabate
- Chabbah
- Chabin
- Chabourlin
- Chabroullet
- Chachou
- Chacon
- Chadieva
- Chaer
- Chafa
- Chaffin
- Chagot
- Chahbi
- Chahidi
- Chahloul
- Chahmanian
- Chaib Draa
- Chaib-eddour
- Chaima
- Chalah
- Chalas
- Chalghoum
- Chalier
- Chalies
- Challe
- Chalnot
- Chaloine
- Chalopin
- Chalouah