Saint-Quentin 02100 - Picardie
- Capellier
- Capiaux
- Capito
- Carcy
- Care
- Carnoy
- Caro
- Carretero
- Casar
- Casiez
- Castellani
- Catherine
- Caton
- Cattelain
- Caucheteux
- Cauchois
- Cavenaile
- Caze
- Cazé
- Celik
- Cerqueira
- Cesar
- Cesselin
- Chabert
- Chabotier
- Chabour
- Chalandre
- Champrenaut
- Chan
- Charlier
- Charmette
- Charoze
- Charpentier
- Chartrez
- Charuel
- Chazalon
- Chedeville
- Chehab
- Chendri
- Chenevarin
- Cheron
- Chevrin
- Chilain
- Choain
- Choquenet
- Chovanec
- Christine
- Cimen
- Claerbout
- Claisse
- Claude
- Cloin
- Cochon
- Coez
- Coffin
- Colas
- Colombelle
- Colot Boningue
- Colpart
- Comel
- Compagnon
- Conduto
- Cool
- Copeau
- Copin
- Coquart
- Corbeaux
- Corbel
- Cordella
- Cornaille
- Costa
- Costil
- Cottel
- Cottenest
- Cottereaux
- Cougneau
- Couillart
- Coume
- Coupaye
- Courboin
- Coutellier
- Coutte
- Couturier
- Couvreur
- Crapart
- Crapet
- Crinon
- Croquet
- Croulard
- Cuisinier
- Cuisset
- Cumplido
- Cunha Carvalho
- Curillon
- Cussac
- Cuvelette
- Cuvelier
- Da Costa Felix
- Da Ressurreicao Borg
- Dabrowski
