Lyon - Rhône-Alpes
- Castaldo
- Castano
- Castelain
- Castellan
- Castinel
- Casu
- Catania
- Cathrin
- Cattoz
- Cau
- Cauchard
- Caudron
- Cavalie
- Cavalli
- Cayol
- Caze
- Cazin
- Ceccarelli
- Cedat
- Celard
- Celeste
- Cerdan
- Cerisier
- Cerutti
- Cervera
- Cervini
- Cervos
- Ceylan
- Cezard
- Chabbat
- Chabod
- Chachoua
- Chadi
- Chafik
- Chagneau
- Chaigneau
- Chaillot
- Chailloux
- Chalamet
- Chalandon
- Chalier
- Chaloin
- Chambas
- Chambaud
- Chamousset
- Champeaux
- Champel
- Champetier
- Champeymond
- Champon
- Chaneac
- Chanet
- Chaouki
- Chapeau
- Chapel
- Chaperon
- Chapman
- Chapoutier
- Chapuy
- Charbin
- Charcosset
- Chardonnet
- Chargros
- Charlin
- Charon
- Charpe
- Charrière
- Charrot
- Charroud
- Charvier
- Chasles
- Chaslot
- Chassagneux
- Chassagnon
- Chassard
- Chastagner
- Chastaing
- Chater
- Chatot
- Chau
- Chaudron
- Chaumeil
- Chaumet
- Chaussinand
- Chavanis
- Chaves
- Chazallet
- Chebel
- Cheikh
- Chelbi
- Chemarin
- Chenaud
- Chenel
- Cheniti
- Chenivesse
- Chennoufi
- Chetibi
- Chettouh
- Chevat
- Chevreau
