Amiens 80000 - Picardie
- Cagnart
- Cagny
- Cahill
- Cahot
- Caillat
- Caillaux
- Cailleret
- Caillier
- Caillierez
- Cailloin
- Caillot
- Cailloué
- Cairo
- Cajet
- Callens
- Calon
- Calydon
- Camarena
- Camier
- Camoes
- Campoli
- Campos
- Canaple
- Candaes
- Candre
- Canlers
- Cannie
- Cannoux
- Cano
- Canseliet
- Cantacuzene
- Cantin
- Cao
- Capart
- Capela
- Caquelot
- Caquineau
- Carbillet
- Carbonnet
- Carcan
- Cardinali
- Cardot
- Carellier
- Carini
- Carmi
- Carnel
- Carole
- Caroline
- Caron de Fromentel
- Carotti
- Carrasco
- Cartiere
- Caruelle
- Casella
- Casenove
- Cassirame
- Cassol
- Casteleyn
- Castellonèse
- Castor
- Castro
- Catalan
- Catelle
- Catherine
- Cattelet
- Catz
- Caublot
- Caudrillier
- Caudroy
- Caumont
- Caupin
- Cauterman
- Cavel
- Cavenel
- Cayer
- Caytan
- Cazeel
- Celine
- Cenci
- Cencier
- Censier
- Cetinpolat
- Chaanouni
- Chabni
- Chahboun
- Chahir
- Chaligne
- Chalin
- Chaloin
- Chalumeaux
- Chamberlin
- Chanel
- Chantal
- Chanteloup
- Chantrelle
- Chanvin
- Chaoui
- Chapelle
- Chappe
- Chapuis