Dieppe 76200 - Haute-Normandie
- Cloux
- Cluse
- Clydesdale
- Clément
- Cléré
- Cochelin
- Cocheril
- Cochon
- Cocquempot
- Cocu
- Cocula
- Coeffic
- Coeuret
- Coffin
- Cogno
- Cohen
- Cohu
- Coint
- Cojean
- Colard
- Cole
- Colignon
- Collasse
- Collay
- Colle
- Colleu
- Collinge
- Colliou
- Collon
- Collé
- Colmant
- Colmard
- Combeaudoux
- Come
- Comes
- Compaore
- Compere
- Compos
- Concialdi
- Condat
- Condotta
- Cone
- Confais
- Conseil
- Constans
- Conuau
- Cooper
- Coplo
- Coppin
- Coquant
- Coquen
- Coradi
- Corbel
- Corbi
- Cordonnier
- Corgnet
- Corinne
- Cornillet
- Cornillot
- Coroyer
- Corroy
- Cortier
- Cosson
- Costantin
- Costantini
- Cothouit
- Cotigny
- Coton
- Cotrait
- Cottard
- Couanard
- Coubrun
- Coudour
- Coudray
- Couillard
- Coulardot
- Couplet
- Courayer
- Courbon Robin
- Courboulay
- Courbé
- Courcoux
- Cournon
- Courouble
- Courtay
- Courte
- Courtel
- Courtet
- Coustenoble
- Coutanceau
- Coutant
- Coutard
- Couzinier
- Coze
- Craeynest
- Craignou
- Cramette
- Crampon
- Cremet
- Crepe