Pau 64000 - Aquitaine
- Awu
- Aydi
- Ayoubov
- Ayçaguer
- Azema
- Aziz
- Aznar
- Azogue
- Azéma
- Ba
- Baali
- Bacabara
- Bachelier
- Bacqué
- Badabie
- Badie
- Badin
- Bagdassarian
- Baghtoul
- Bagolle
- Baiamonte
- Baisse
- Bakenda
- Bal
- Balbina
- Ballesteros
- Barara
- Barbanson
- Barbara
- Barbary
- Barbaut
- Barbera
- Barberousse
- Barbet
- Barbosa
- Barboucha
- Barbut
- Bardinet
- Bardon
- Barennes
- Baret
- Bari
- Barji
- Barlier
- Barnaba
- Barnabe
- Baronnet
- Barou
- Barrague
- Barraqué
- Barraux Pont
- Barreau
- Barreca
- Barri
- Barrie
- Barros
- Barrot
- Barsacq
- Bart
- Bartet
- Bartolo
- Bascle
- Bascougnet
- Basili
- Basquez
- Bassery
- Basson
- Basterot
- Bastien
- Batac
- Bataille
- Batbedat
- Bato
- Bauchy
- Baudic
- Baudin
- Baudry
- Bauduin
- Baumann
- Bayle-siot
- Baylet
- Bayol
- Bayon
- Bazin
- Bazot
- Beague
- Beal
- Beaume
- Beaupere
- Bec
- Becerra
- Bechade
- Bedouret
- Beerden
- Begu
- Beguin
- Behlal
- Behri
- Belard
- Belaud