Lyon - Rhône-Alpes
- Cachet
- Cadario
- Cadoux
- Cafardy
- Cai
- Cailloux
- Caizergues
- Caldairou
- Calixte
- Calla
- Calleja
- Cals
- Cambier
- Camo
- Camps
- Camuzat
- Cannard
- Canon
- Capela
- Capra
- Capraro
- Caraco
- Carbone
- Cardona
- Carillon
- Carlino
- Carneiro
- Caroline
- Carraz
- Carriere
- Carrillo
- Cartallier
- Caruel
- Caruso
- Cary
- Caschera
- Castaing
- Castano
- Castelain
- Castellan
- Castelnau
- Castillon
- Castinel
- Casu
- Catania
- Cattet
- Cattoz
- Cau
- Cauchard
- Caudron
- Caumont
- Cavalie
- Cavalli
- Cayol
- Cazin
- Ceccarelli
- Cedat
- Celeste
- Cerisier
- Cervini
- Cervos
- Ceylan
- Ceysson
- Cezard
- Chadi
- Chafai
- Chafik
- Chagneau
- Chaigne
- Chaigneau
- Chaillot
- Chalal
- Chalandon
- Chalaye
- Chalier
- Challier
- Chaloin
- Chamam
- Chambas
- Chambaud
- Chambonnet
- Chamousset
- Champeaux
- Champel
- Champetier
- Champeymond
- Champon
- Chaouki
- Chapeau
- Chapelain
- Chapelier
- Chaperon
- Chapman
- Chapoutier
- Chapron
- Chapuy
- Charbin
- Charcosset
- Chardonnet
- Chargros