- Battle of Badr (Badr Ḥunayn, Saudi Arabia : 624)5
- Battle of Covadonga (Covadonga, Spain : 718)1
- Battle of Karbalāʼ (Karbalāʼ, Iraq : 680)1
- Battle of Pharsalus (Farsala, Greece : 48 B.C.)1
- Baudhāyana6
- Baudhāyana. Vihārasūtra1
- Bayḍāwī, ʻAbd Allāh ibn ʻUmar, -1286?1
- Bayḍāwī, ʻAbd Allāh ibn ʻUmar, d. 1286? Lubb al-albāb1
- Baṭāʼiḥī, Manṣūr ibn Mūsá, -12931
- Beards--Religious aspects--Islam3
- Beauchamp, Colin de1
- Bebel, Heinrich, 1472-15181
- Beeleye, John de1
- Beeleye, Margery de1
- Beheading1
- Bektashi2
- Belgium6
- Belgium--Flanders2
- Bello family1
- Belvis family1