Guilers 29820 - Bretagne
- Appriou
- Apprioual
- Arbaoui
- Argouarc'h
- Aribert
- Artis
- Arzel Marcel
- Aubert
- Aubry
- Auclair
- Audic
- Audirac
- Audren
- Auguay
- Avelin
- Aveline
- Avril
- Azagier
- Azou
- Azé
- Baderou
- Baguyhernot
- Bahri
- Ballanger
- Ballieu
- Ballot
- Bansept
- Baot
- Barade
- Baranger
- Barbedette
- Barbier
- Barré
- Barski
- Bartissol
- Baruch
- Barzic
- Bastoul
- Bator
- Baudoin
- Beauchet
- Beauvallet
- Beauvarlet
- Beauverger
- Becher
- Bechu
- Becker
- Begot
- Belec
- Belena
- Belghiti
- Bellange
- Ben Haberrou
- Benbouzid
- Benhaberrou
- Benseghir
- Bermond-gonnet
- Berraho
- Berrivin
- Berthelem
- Berthelot
- Berthier
- Berthou
- Besson
- Beuzit
- Bidaux
- Bideau
- Bihannic
- Billard
- Billaud
- Billy
- Bingue
- Bittebois
- Blaise
- Bloas
- Blot
- Blouet
- Bodennec
- Bodin
- Boennec
- Boileau
- Boisdron
- Bollore
- Bolloré
- Bompais
- Bonavita
- Bongiovanni
- Bonis
- Bonnet
- Bordessoule-curt
- Borel
- Bossard
- Bosser
- Botella
- Bottereau
- Bouchare
- Bouche
- Bouchez
- Bougaran
- Bougouin