Pau 64000 - Aquitaine
- Audu
- Audy
- Auger
- Augier
- Augé
- Aupetit
- Aurellionnet
- Autaa
- Avelange
- Avetisyan
- Avril
- Awu
- Aydi
- Ayçaguer
- Azema
- Aziz
- Aznar
- Azogue
- Azéma
- Ba
- Bacabara
- Bachelier
- Bacqué
- Badin
- Bagolle
- Baiamonte
- Bailly
- Bakenda
- Bal
- Balbina
- Ballesteros
- Bamba
- Barara
- Barbaroux
- Barbary
- Barbaut
- Barberousse
- Barbet
- Barbieri
- Barbut
- Bardon
- Barennes
- Baret
- Bareyt
- Bari
- Barji
- Barlier
- Barnaba
- Barnabe
- Baronnet
- Barou
- Barrague
- Barraqué
- Barreca
- Barrie
- Barros
- Barrot
- Barsacq
- Bart
- Bartet
- Bascle
- Bascougnet
- Basili
- Bassery
- Basson
- Basterot
- Bastien
- Batac
- Batbedat
- Batista
- Bato
- Batt
- Battier
- Bauchy
- Bauduin
- Baumann
- Baussian
- Bayle-siot
- Bayon
- Bazin
- Bazot
- Beague
- Beaufreton
- Beaume
- Beauvais
- Becerra
- Bechade
- Beerden
- Begu
- Beguerie
- Beguin
- Behlal
- Behri
- Belard
- Belhabib
- Belhoucine
- Belio
- Belkadi
- Belkediem
- Bellah