Paris - Île-de-France
- Bran
- Branchet
- Brancovan
- Brandel
- Brandi
- Brando
- Brass
- Braunschvig
- Brecheteau
- Breda
- Brefort
- Breger
- Bregere
- Breguet
- Brehat
- Brelle
- Brendel
- Brengues
- Breon
- Bresard
- Bressolles
- Bretonneau
- Brett
- Breuillard
- Breuzet
- Brevet
- Brey
- Bribech
- Bricaud
- Brichant
- Bridenne
- Briffault
- Brillard
- Brille
- Brimaud
- Brinas
- Brisou
- Brissiaud
- Brissonneau
- Brissy
- Britsch
- Brizay
- Bro
- Broch
- Brochon
- Brodard
- Brodsky
- Bromberg
- Broqua
- Brossault
- Brossette
- Brouchet
- Brouder
- Brouet
- Broussolle
- Brueder
- Bruhat
- Bruley Des Varannes
- Brulle
- Brunat
- Bruschi
- Brussel
- Bruxelle
- Bruyer
- Buard
- Buchanan
- Buchard
- Buchner
- Buchotte
- Buchy
- Buczek
- Budak
- Buee
- Buffe
- Buffon
- Buge
- Bugeon
- Bugie
- Buidine
- Buil
- Bujon
- Bulte
- Bunouf
- Bures
- Burfin
- Burguburu
- Burillon
- Burkel
- Buscail
- Bussac
- Bussat
- Bustany
- Bustillos
- Buteau
- Buttazzoni
- Buu
- Byl
- Bywalski
- Béal
- Cabiac