Paris - Île-de-France
- Chuzel
- Cirillo
- Cisinski
- Citerne
- Clarisse
- Clastres
- Claus
- Clauss
- Claustre
- Claux
- Claveau
- Clemot
- Clin
- Clochard
- Cluet
- Co Invest
- Cochennec
- Coen
- Cohen-boulakia
- Colard
- Colliard
- Colombie
- Coman
- Combettes
- Combot
- Comelli
- Comes
- Common
- Compan
- Compin
- Compte
- Condé
- Conil
- Conrath
- Conroy
- Contat
- Cook
- Coppey
- Coppolani
- Corby
- Cordoba
- Coret
- Cornejo
- Coronel
- Corpuz
- Correard
- Corrot
- Corthier
- Cossart
- Cossu
- Costa de Beauregard
- Cotel
- Cotta
- Couaillier
- Couchy
- Coudurier
- Couette
- Coulais
- Coureau
- Cournot
- Courson
- Courteault
- Courtine
- Cousquer
- Coutinho
- Couvin
- Craquelin
- Cremieux
- Crepey
- Crespeau
- Crestani
- Cretin
- Cretinoir
- Creux
- Cristea
- Criton
- Crochard
- Crognier
- Cromback
- Croquet
- Croze
- Cuadrado
- Curtil
- Curutchet
- Cusson
- Cussonneau
- Cuvellier
- D Aboville
- d'ambrosio
- d'herouville
- Da Graca
- Da Silva Oliveira
- Da Silva Pereira
- Dakhlaoui
- Dakhli
- Dalleau
- Dallot
- Dalloz
- Dalton
- Damet
