Saint-Lô 50000 - Basse-Normandie
- Berenguer
- Berland
- Berteaux
- Berton
- Bertout
- Bidel
- Bidot
- Bigard
- Bigot
- Bihel
- Billard
- Blanchais
- Blasco
- Blier
- Blin
- Blot
- Blouin
- Boin
- Bois
- Boisnel
- Boissel
- Bollengier
- Bonamy
- Bonnaudin
- Bonnel
- Bonnelie
- Bonnet
- Bonneville
- Bonutto
- Boquerel
- Borgnon
- Bosc
- Boscher
- Bosvy
- Bouche
- Boughattas
- Boulay
- Boulland
- Boulligny
- Bourdet
- Bourgault
- Bourgine
- Bourgoise
- Bourrely
- Bousquet
- Bramtot
- Breton
- Bridel
- Briere
- Brouillard
- Bruneau
- Brunner
- Bugnet
- Buisson
- Burges
- Cadel
- Cadet
- Cadoret
- Caenes
- Calange
- Callias
- Calvar
- Canavy
- Carabeuf
- Carbonnel
- Cardon
- Carel
- Cariou
- Carré
- Cassier
- Castel
- Cavaros
- Cayé
- Cerisier
- Chambey
- Chambraud
- Chapel
- Chaplet
- Charrier
- Chateau
- Chatel
- Chauviere
- Cheron
- Chesnais
- Cholot
- Chouteau
- Chéron
- Citre
- Clos
- Clément
- Coche
- Cochet
- Coeuret
- Collet
- Collier
- Collin
- Commault
- Conan
- Coquelin
- Cordon