Pau 64000 - Aquitaine
- Cahuzac
- Calatayud
- Cambay
- Camblong
- Cambon
- Cambot
- Camguilhem
- Camin
- Candehore
- Canet
- Cantet
- Cantin
- Cantos
- Canzian
- Capdevielle Saban
- Capelle
- Caperan
- Carlier
- Carrache
- Carrasco
- Carre
- Carrere-gee
- Carricart
- Carrier
- Carrola
- Carré
- Cartier
- Carton
- Casanave
- Casas
- Cassagnau
- Cassagnet
- Cassieula
- Castaings
- Casteigt
- Castillon
- Castro
- Cathala
- Cauquil
- Caussade
- Cazalet
- Cazeneuve
- Cazes
- Cehic
- Cerqueira
- Cescosse
- Chabaud
- Chadufau
- Chagot
- Chakra
- Champanhac
- Champion
- Chapon
- Charbonnier
- Chassaigne
- Chauvet
- Cherif
- Chiron
- Cholou
- Chourre
- Chretien
- Ciran
- Ciurar
- Clave
- Clos
- Coig
- Collard
- Colomina
- Combes
- Comet
- Commenges
- Conrad
- Coppin
- Corani
- Cordier
- Corrihons
- Corti
- Cosson
- Couet
- Coumenges
- Courde
- Courroux
- Courtade
- Cousin
- Couste
- Couty
- Couvreur
- Crabos
- Crampe
- Crespo
- Cuberli
- Cuyala
- Dahbi
- Daif
- Dalis
- Danis
- Danson
- Darricau
- Darrieumerlou
- Dartau