- Bakrī, Abū al-Ḥasan ibn Jalāl al-Dīn, -approximately 1543. Ḥizb1
- Balaibalan1
- Balances (Weighing instruments)1
- Balkan Peninsula1
- Ballads, Italian1
- Bank deposits (Islamic law)1
- Bankers1
- Baptism1
- Baptism of Jesus Christ1
- Baqī ibn Makhlad, 816 or 17-889 or 90. Musnad1
- Baraita of 32 rules1
- Barbara, Saint1
- Bardaʻī, Muḥammad ibn Muḥammad, -1520 or 1521. Ḥāshiyat al-Bardāʻī1
- Bartolo, of Sassoferrato, 1313-13571
- Basil, Saint, Bishop of Caesarea, approximately 329-3791
- Bateman family1
- Bathhouses1
- 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
- Battle Abbey1