Paris - Île-de-France
- Cluet
- Co Invest
- Cochennec
- Coen
- Coffi
- Cohen-boulakia
- Colard
- Colliard
- Coman
- Combettes
- Combot
- Comelli
- Comes
- Commault
- Common
- Compte
- Condé
- Conrath
- Conroy
- Contat
- Cook
- Coppey
- Coppolani
- Coquelle
- Corby
- Corera
- Coret
- Corman
- Cornejo
- Corniere
- Coroller
- Corpuz
- Correard
- Corrot
- Corthier
- Couaillier
- Coucaud
- Couchy
- Couillaud
- Courivaud
- Cournot
- Courreges
- Courson
- Courteault
- Courtinat
- Courtine
- Cousquer
- Couvin
- Craquelin
- Cremieux
- Crespeau
- Crete
- Cretin
- Cretinoir
- Creux
- Cristea
- Croce
- Cromback
- Croze
- Cruciani
- Cuadrado
- Cuevas
- Curie
- Curtil
- Curutchet
- Cusson
- Cussonneau
- Cuvellier
- d'ambrosio
- d'herouville
- Da Graca
- Da Silva Pereira
- Dagneaux
- Daho
- Dahou
- Dakhlaoui
- Dallier
- Dalloz
- Damerval
- Damoiseau
- Damotte
- Danfa
- Danielou
- Dannaud
- Daouda
- Dardour
- Daridan
- Darley
- Darnet
- Darrasse
- Dartiguenave
- Dartigues
- Daru
- Daube
- Daudon
- Daum
- Daumard
- Dauriac
- Davenne
- Davidovici
