Lyon - Rhône-Alpes
- Branchard
- Brandelet
- Branellec
- Brasier
- Brassart
- Braud
- Brauer
- Breant
- Brechard
- Bredy
- Breganni
- Brelivet
- Brely
- Bressac
- Bressy
- Breteau
- Breugnot
- Brian
- Briancon
- Briard
- Brihmat
- Brillon
- Brin
- Bringer
- Briot
- Briottet
- Briquet
- Bris
- Brizard
- Brochand
- Broche
- Brochenin
- Brodin
- Brogniart
- Brongniart
- Broto Mur
- Brouillet
- Brousset
- Broussolle
- Broutin
- Browne
- Bruas
- Brugger
- Brugiere
- Bruguiere
- Bruhat
- Brulas
- Brunet Lecomte
- Brunetti
- Brunie
- Brusq
- Bruss
- Brusset
- Brussin
- Brutin
- Bruxer
- Buche
- Buchot
- Buchwalter
- Buenafuente
- Buetas
- Buffaud
- Buffelard
- Bufferne
- Buffin
- Buisine
- Bully
- Bulot
- Bultel
- Buon
- Buonomo
- Burgos
- Burgun
- Burle
- Burloux
- Burnel
- Burnoud
- Buron
- Burrus
- Burry
- Bury
- Busseuil
- Bustone
- Butel
- Buthion
- Buttarazzi
- Buttay
- Byrne
- Béraud
- Böttcher
- Cabane
- Cabannes
- Cabel
- Cadeau
- Cadoz
- Cagnin
- Cahen
- Caignaert
- Caillard
- Caillens