Lyon - Rhône-Alpes
- Bourlot
- Bournisien
- Bouroga
- Bourse
- Boursier
- Bousba
- Bousnina
- Boussaid
- Bouveret
- Bouveron
- Bouzaiene
- Bracco
- Braga
- Braisaz
- Bray
- Brayard
- Breard
- Bredillet
- Bremaud
- Bremens
- Breniaux
- Bretaudeau
- Bretton
- Brevi
- Briatte
- Bricaud
- Bridet
- Brière
- Brodier
- Brolles
- Bros
- Brottes
- Brugere
- Brussin
- Brusson
- Buard
- Bucher
- Bueno
- Bugnand
- Bugnon
- Buhot
- Bulle
- Bullion
- Burdy
- Burger
- Burgun
- Busquet
- Butet
- Béal
- Bérard
- Caballero
- Cabaret
- Cachet
- Cadario
- Cadoux
- Cafardy
- Cailloux
- Caizergues
- Caldairou
- Calfapietra
- Calixte
- Calla
- Calleja
- Cals
- Cambier
- Camo
- Camps
- Camuzat
- Cannard
- Canon
- Capela
- Capra
- Capraro
- Caraco
- Carbone
- Cardinal
- Cardinale
- Cardona
- Carlino
- Carneiro
- Caroline
- Carrasco
- Carraz
- Carriere
- Carrillo
- Cartallier
- Caruel
- Caruso
- Cary
- Casagrande
- Caschera
- Castaing
- Castano
- Castelain
- Castellan
- Castelnau
- Castillon
- Castinel
- Casu
- Catanese