- Barlotta family1
- Barrois, Joseph, approximately 1785-18551
- Basil, Saint, Bishop of Caesarea, approximately 329-3791
- Batak language3
- Batista de Lanuza y Tafalla, Miguel, -1659. Vida de la venerable Madre Geronima de San Estevan1
- Batista de Lanuza y Tafalla, Miguel, -1659. Vida de la venerable madre Feliciana de San Ioseph1
- Battiferri degli Ammannati, Laura, 1523-15891
- Battle Abbey1
- Battle of Agincourt (Agincourt, France : 1415)1
- Battle of Covadonga (Covadonga, Spain : 718)1
- Battle of Pharsalus (Farsala, Greece : 48 B.C.)1
- Beards1
- Belgium28
- Belgium--Brabant1
- Belgium--Bruges2
- Belgium--Nivelles1
- Bello family1
- Benedictine nuns1
- Benedictines2
- Benedictus Dominus Deus Israel (Music)1