Paris - Île-de-France
- Cain
- Calado
- Calin
- Callier
- Calligaro
- Calmet
- Camoin
- Camous
- Canel
- Canon
- Caquet
- Carcopino
- Cardinali
- Carduner
- Cargill
- Caristan
- Carla
- Carlo
- Carrot
- Caruana
- Casagrande
- Casal
- Casale
- Casalis
- Cases
- Casini
- Caspar
- Cassaigne
- Castello
- Castet
- Castille
- Castres Saint Martin
- Catalano
- Catel
- Cattelain
- Caubet
- Caugant
- Caulet
- Caye
- Cayeux
- Cazal
- Cazeaux
- Ceccon
- Celle
- Censier
- Cetin
- Ceyrac
- Chaaban
- Chaar
- Chabani
- Chabrun
- Chabry
- Chaffard
- Chagneau
- Chagny
- Chair
- Chakour
- Chala
- Chalandon
- Chalet
- Chalom
- Champetier
- Champin
- Champy
- Chancerel
- Chancereul
- Chandon
- Chantome
- Chanu
- Chanzy
- Chapelet
- Chappert
- Charaf
- Charai
- Charef
- Chareton
- Charle
- Charmet
- Charpy
- Charrad
- Charreyre
- Chastagner
- Chatelier
- Chaussin
- Chaussy
- Chavet
- Chegaray
- Chehab
- Chehade
- Chemineau
- Chenard
- Cheniti
- Chergou
- Cherubin
- Chetioui
- Chevaillier
- Chevallereau
- Chevalley
- Chhuor
- Chiesa
