Poitiers 86000 - Poitou-Charentes
- Caraty
- Carbone
- Cardinet
- Cardoso
- Carriot
- Carron
- Caruso
- Casado
- Castanhola
- Castiglioni
- Castillo
- Catan
- Cathelineau
- Cavestri
- Cayla
- Celereau
- Celerier
- Celik
- Cerclet
- Cerniaut
- Cestac
- Cetout
- Cha
- Chabaud
- Chabrerie
- Chadouteau
- Chailloux
- Chalard
- Chaleroux
- Challet
- Chalmont
- Chamoulaud
- Chanaoui
- Chane Wen Ching
- Chanteclair
- Chantioux
- Chanut
- Charaudeau
- Chardin
- Charlet
- Charnier
- Charoy
- Charpentron
- Charret
- Charriere
- Charruault
- Charry
- Chassaing
- Chassan
- Chasseport
- Chastanet
- Chataignault
- Chataigner
- Chatelier
- Chatillon
- Chatry
- Chaumeau
- Chaumont
- Chaussenery
- Chebani
- Cheigne
- Chemin
- Chenais
- Chene
- Cheret
- Cherkesly
- Chettab
- Chevallereau
- Cheveau
- Chhun
- Chikhi
- Chipot
- Chirouze
- Chitou
- Chong-fah-shen
- Chotard
- Chouville
- Chrigui
- Chuiton
- Chèze
- Chêne
- Cissoko
- Clain
- Clairand
- Claire
- Clairenbeaud
- Claveau
- Clavier
- Clouet
- Cluzeau
- Cluzel
- Cocard
- Cochet
- Coelho
- Coeuret
- Coffineau
- Cohadier
- Cohen
- Cohier
- Coignet