Basi - Beri
- Basil of Amasea
- Basil of Seleucia
- Basil the Great, Saint
- Basil, Liturgy of Saint
- Basil, Rule of Saint
- Basilians
- Basilica
- Basilica of Saint Peter
- Basilides
- Basilinopolis
- Basilissa
- Basins, Ecclesiastical Use of
- Basle, Council of
- Basle-Lugano
- Bassein
- Bassett, Joshua
- Bassi, Matthew of
- Bassianus
- Bastiat, Claude-Frédéric
- Baston, Guillaume-André-Réné
- Basutoland
- Batavia
- Bath Abbey
- Bath and Wells
- Bathe, William
- Bathilde, Saint
- Bathurst
- Battaglini, Marco
- Batteux, Charles
- Battista Guarini
- Battista, Giovanni Giuda Giona
- Battle Abbey
- Bauberger, Wilhelm
- Baudeau, Nicolas
- Baudouin, Michel
- Baumgartner, Alexander
- Baumgartner, Gallus Jacob
- Baunard, Louis
- Bauny, Etienne
- Bausset, Louis-François de