Paris - Île-de-France
- Co Invest
- Cochennec
- Codina
- Coen
- Coffi
- Cohen-boulakia
- Colard
- Colliard
- Coma
- Coman
- Combettes
- Combot
- Comelli
- Comes
- Common
- Compin
- Compte
- Condé
- Conil
- Conort
- Conrath
- Conroy
- Contat
- Cook
- Coppey
- Coppolani
- Corby
- Corera
- Coret
- Cornejo
- Corpuz
- Correard
- Corrot
- Corthier
- Cossart
- Costa de Beauregard
- Couaillier
- Coucaud
- Couchy
- Coulange
- Cournot
- Courreges
- Courson
- Courteault
- Courtinat
- Courtine
- Cousquer
- Couvin
- Craquelin
- Cremieux
- Crespeau
- Crestani
- Cretin
- Cretinoir
- Creux
- Cristea
- Criton
- Crognier
- Cromback
- Croze
- Cruciani
- Cuadrado
- Curtil
- Curutchet
- Cusson
- Cussonneau
- Cuvellier
- D Aboville
- d'ambrosio
- d'herouville
- Da Graca
- Da Silva Pereira
- Daho
- Dakhlaoui
- Dakhli
- Dallier
- Dallot
- Dalloz
- Dalton
- Damerval
- Damoiseau
- Damotte
- Danfa
- Danielou
- Dannaud
- Daouda
- Dardour
- Daridan
- Darley
- Darnet
- Darrasse
- Darre
- Dartiguenave
- Dartigues
- Daru
- Daube
- Daudon
- Daum
- Daumard
- Dauriac
