Paris - Île-de-France
- Castany
- Caste
- Castell
- Catel
- Cattaneo
- Caubel
- Cauchard
- Caujolle
- Caussanel
- Cavaco
- Cavé
- Cayatte
- Cayssials
- Cayuela
- Cazaban
- Cazanave
- Cazeaux
- Cella
- Cerceau
- Cerri
- Cervesi
- Cesaire
- Ceylon
- Ceyrac
- Chaabi
- Chabani
- Chabat
- Chabault
- Chabolle
- Chabredier
- Chadefaux
- Chadelat
- Chader
- Chady
- Chalanset
- Chalaux
- Chalbi
- Chalghoum
- Challine
- Challita
- Chalom
- Chalons
- Chalvon Demersay
- Chambeau
- Chambolle
- Chambrin
- Chamignon
- Champain
- Champsaur
- Chanay
- Chance
- Chancerel
- Chancereul
- Chandelier
- Chantelot
- Chantepie
- Chantry
- Chanvillard
- Chaouali
- Chapard
- Chapot
- Chapsal
- Charier
- Charlin
- Charpy
- Charre
- Charretier
- Charritat
- Chassang
- Chassany
- Chatal
- Chaubet
- Chaumard
- Chauvard
- Chauvat
- Chavannes
- Chavigny
- Chavinier
- Chazalette
- Chazalon
- Chaze
- Chazel
- Chazelas
- Cheddadi
- Chedeau
- Chedhomme
- Chedru
- Chelala
- Chellali
- Chenaf
- Chenus
- Cherfa
- Chergou
- Cherrak
- Chevaillier
- Chevry
- Chhoa
- Chhuon
- Chiboub
- Chiesa