Paris - Île-de-France
- Clerval
- Clery-melin
- Clesse
- Cleva
- Clichet
- Clinchard
- Clinckemaillie
- Clinckx
- Clion
- Cliqueteux
- Clive
- Clochard Bossuet
- Clocheau
- Clodic
- Clodion
- Clogenson
- Cloitre
- Clomes
- Clop
- Cloquette
- Clorennec
- Clotagatide
- Clothilde
- Clotteau
- Clottes
- Clou
- Clouaire
- Clouet D Orval
- Clougher
- Clouseau
- Clouteau
- Cloutier
- Clouté
- Clow
- Clupot
- Cluseau
- Cluzelle
- Cléaud
- Clémenceau
- Clémençot
- Clénet
- Cléry
- Cmc
- Coad
- Coadour
- Coakley
- Coant
- Coarer
- Coart
- Coatalem
- Coatanlem
- Coatantiec
- Coatmeur
- Coatsaliou
- Cobanoglu
- Cobast
- Cobelli
- Coblentz
- Cobzaru
- Cocagnac
- Cocagne
- Cocaud
- Cocault
- Cocchi
- Coccia
- Cochain
- Cochaud
- Cocheril
- Cochery
- Cochi
- Cochinard
- Cochini
- Cochonneau
- Cochu
- Cocogne
- Cocrelle
- Cocu
- Codagnone
- Codart
- Coder
- Codo
- Coeffard
- Coeffier
- Coello
- Coenen
- Coensen
- Coeslier
- Coest
- Coeur-joly
- Coeurdacier
- Coeurdevey
- Coffe
- Coffey
- Coffie
- Cogat
- Cogedic
- Cogerino
- Coggio
- Coggiola
- Cogis