Paris - Île-de-France
- Couranjou
- Courbebaisse
- Courcelle Labrousse
- Courdesses
- Courdier
- Courio
- Courland
- Courot
- Courouble
- Courregelongue
- Courrieu
- Courrèges
- Courtiade
- Courtiere
- Courties
- Courtillat
- Cousein
- Cousinard
- Coussa
- Coussens
- Cousteau
- Coustille
- Cousturier
- Coutaud
- Couteaux
- Coutel
- Couteret
- Coutet
- Couteux
- Couthon
- Coutouzis
- Coutte
- Couvelard
- Couverchel
- Couvert
- Couvet
- Couybes
- Couzi
- Couzin
- Couzinie
- Covas
- Covilette
- Covillault
- Cowan
- Coyola
- Cozanet
- Cozema
- Cozon
- Cozzo
- Craberou
- Crabol
- Craciun
- Craignou
- Crain
- Cramaro
- Crambade
- Crance
- Crapart
- Crapet
- Crapez
- Craplet
- Crasson
- Crassous
- Crater
- Cravatte
- Crave
- Craveiro
- Cravero
- Cravina
- Creange
- Creche
- Credeville
- Creissen
- Cremaschi
- Cremers
- Cremieu
- Cremnitzer
- Cremonese
- Cremonini
- Crenin
- Crepieux
- Crescendo
- Crescenzi
- Crescenzo
- Cresci
- Crestinu
- Cretois
- Crette
- Crettenand
- Creuze
- Crevecoeur
- Crevet
- Crevon
- Crichi
- Crignon
- Crippa
- Criquet
- Criqui
- Crisan
- Cristini