Paris - Île-de-France
- Cougnard
- Couillens
- Couillet
- Couji
- Coulboy
- Couleau
- Coulin
- Coullaut
- Coulombeau
- Couot
- Cour
- Couradette
- Courage
- Couranjou
- Courbebaisse
- Courcelle Labrousse
- Courdesses
- Courdier
- Courland
- Courot
- Couroyer
- Courrèges
- Courseau
- Courtillat
- Courtines
- Cousinard
- Cousinou
- Coussa
- Coussens
- Coussinet
- Couste
- Cousteau
- Cousturier
- Coutaud
- Couteille
- Coutel
- Couteret
- Coutet
- Couteux
- Couthon
- Coutouzis
- Couval
- Couvet
- Couvreux
- Couyoumdjian
- Couzi
- Couzin
- Couzinie
- Coves
- Covilette
- Covillault
- Cowan
- Cowles
- Cozanet
- Cozema
- Cozma
- Cozza
- Cozzo
- Crabol
- Craignou
- Crain
- Cramaro
- Crambade
- Crampe
- Crance
- Crane
- Crapart
- Crapet
- Crapez
- Crasson
- Crassous
- Crassous de Medeuil
- Crater
- Crave
- Cravero
- Cravina
- Craye
- Creantor
- Creche
- Credeville
- Credou
- Creis
- Creissen
- Cremaschi
- Cremers
- Cremet
- Cremieu
- Cremnitzer
- Cremonese
- Cremonini
- Crescent
- Crescenzo
- Cresci
- Cressant
- Crestinu
- Cretois
- Creutz
- Creuze
- Creveaux
- Crevon

