Paris - Île-de-France
- Cochi
- Cochini
- Cochonneau
- Cochrane
- Cochu
- Cocogne
- Cocrelle
- Cocu
- Codagnone
- Codart
- Codeluppi
- Coder
- Codevelle
- Coedel
- Coeffard
- Coeffier
- Coelho Goncalves
- Coello
- Coensen
- Coeroli
- Coeslier
- Coest
- Coeur-joly
- Coeurdacier
- Coeurdevey
- Coeytaux
- Coffey
- Coffie
- Coffrant
- Cogat
- Cogedic
- Cogerino
- Coggio
- Coggiola
- Cogis
- Cogitore
- Cognasson
- Cognault
- Cogneau
- Cogniet
- Cognon
- Cognyl
- Cogo
- Cogranne
- Cohas
- Cohen Allouche
- Cohen Bacrie
- Cohen Coudar
- Cohen Jonathan
- Cohen Scali
- Cohen Seat
- Cohen Tannoudji
- Cohen Uzan
- Cohen-addad
- Cohen-carraud
- Cohen-scali
- Cohen-tannoudji
- Cohen-zardi
- Cohendy
- Cohonner
- Coifard
- Coiffure
- Coindet
- Coineau
- Coing
- Coint
- Cointrel
- Coinwey Moussala
- Coiquaud
- Coirard
- Coirin
- Coiron
- Coiseur
- Coisnon
- Coispel
- Coito
- Cojocari
- Colaciuri
- Colagrande
- Colaianni
- Colakoglu
- Colamaria
- Colaneri
- Colange
- Colangelo
- Colantonio
- Colantuono
- Colarossi
- Colart
- Colas de La Noue
- Colas Espanya
- Colas-palaric
- Colasante
- Colautto
- Colbaut
- Colchide
- Coleau
- Colemyn
- Coleou
- Colicchio