Saint-Brieuc 22000 - Bretagne
- Barabe
- Barach
- Baran
- Baraut
- Barbancon
- Barbarisi
- Barbeau
- Barbereau
- Barbes
- Barbosa de Castro
- Barbot
- Barboutie
- Barclay
- Bardini
- Bardyn
- Bargain
- Bargeot
- Barguill
- Barlas
- Barnes
- Barnier
- Baron-le Moigne
- Baron-pinsard
- Barone
- Barot
- Baroyan
- Barque
- Barra
- Barras
- Barrat
- Barrau
- Barrault
- Barreau
- Barrett
- Barrier
- Barrois
- Barros Lopes
- Barteau
- Barthe
- Barthélémy
- Bartolo
- Basele
- Basele Ekoli
- Basit
- Bassaler
- Bassalere
- Bassard
- Bastien
- Basuyaux
- Bataille
- Bataillon
- Batard-clorennec
- Batdelger
- Batho
- Battais
- Bau
- Bauche
- Baucé
- Baudic
- Baudoin
- Baudon
- Baudoux
- Baudrillart
- Baudriller
- Bauduin
- Baudy
- Baumgarthen
- Baunin
- Baye
- Bayle
- Bayon-auboyer
- Bazaba
- Bazauto
- Bazile
- Baziller
- Bazire
- Beaucamp
- Beauchesne
- Beaucournu
- Beaucourt
- Beaudron
- Beaugrand
- Beaujean
- Beaussan
- Beauvais
- Beauverger
- Bebin
- Beccucci
- Beche
- Bechet Mandy
- Becourt
- Bedacier
- Bedouin
- Bedrat
- Bedu
- Begaudeau
- Beguigneau
- Beguinel
- Beguinet
- Behanzin