Brest 29200 - Bretagne
- Claveau
- Claverie
- Clavier
- Clebar
- Cledes
- Clem
- Clemence
- Clemencet
- Clemendot
- Clemont
- Clequin
- Clerc
- Clercq
- Cleret
- Clerice
- Clerin
- Clero
- Clery
- Cleuziou
- Clibert
- Cloarec Pelo
- Cloarec Riouat
- Clochon
- Cloisons
- Cloitre Caroff
- Clos
- Close
- Closier
- Clou
- Clouet
- Cloup
- Clouwez
- Cloître
- Cloïtre
- Clps
- Cluzet de Henon
- Cléarc'h
- Clément
- Clémot
- Cléran
- Clévédé
- Coacolou
- Coader
- Coadic
- Coadour
- Coajou
- Coantiec
- Coat-malherbe
- Coatalen
- Coatanea-gouachet
- Coatanhay
- Coatannoan
- Coatantiec
- Coathalem
- Coatrieux
- Coatéval
- Cobert
- Cocaud
- Cochelin
- Cochen
- Cochennec Dominique
- Cochereau
- Cochevelou
- Cochonat
- Cochonnec
- Cocks
- Cocquelet
- Cocuart
- Codet
- Codron
- Coeffic
- Coello Rubio
- Coent
- Coento
- Coeuette
- Coeuff
- Coeuret
- Coeurvolan
- Coffec
- Coffin
- Coffin Le Foll
- Coffin Le Page
- Coframi Compagnie Française Mini Micro I
- Cogam
- Cogip
- Cognac
- Cognault
- Cogneau
- Cognec
- Cognyl
- Cogulet
- Cohard
- Cohen Laroque
- Cohignac
- Cohinac
- Cohoun
- Coidou
- Coiffard
- Coignard
- Coignec