Biarritz 64200 - Aquitaine
- Camborde
- Cameigts
- Camlong
- Campagnolle
- Campan
- Campani
- Campomanes
- Camy
- Canada
- Candelon
- Canderatz
- Canteloup
- Cantet
- Carcenac
- Cardonne
- Cardy
- Carlier
- Carolfi
- Caroline
- Carou
- Carrera
- Carriere
- Carrillo
- Cartigny
- Casamayor
- Casamayou
- Castagnet
- Castaings
- Casteran
- Castex
- Castillo
- Castillon
- Castinel
- Catanzaro
- Cauty
- Cazaugade
- Cazottes
- Ceccon
- Cecile
- Celerier
- Cendres
- Ceresuela
- Chabbert
- Chabot
- Chalard
- Chaldu
- Chambouleyron
- Chamois
- Champenois
- Chapoulaud
- Chapuisod
- Charbonneau
- Charbonnier
- Chardel
- Charria
- Charrier
- Charton
- Chasco
- Chasles
- Chassagne
- Chatelet
- Chatelot
- Chaulet
- Chaume
- Chaumel
- Chausson
- Chauvey
- Chemorin
- Chevallier
- Chevrier
- Chibout
- Chollet
- Cipiere
- Claude
- Claveyrolles
- Clavier
- Coadebez
- Colin
- Colinet
- Colomes
- Colson
- Concile
- Connan
- Consejo
- Cordier
- Cornet
- Correges
- Cortes
- Costagliola
- Couchot
- Coudert
- Coumy-casteret
- Courpon
- Courreges
- Courtois de Vicose
- Courtois-cazaumayou
- Couste
- Cousté
- Cout
- Couturier