- Battle of Badr (Badr Ḥunayn, Saudi Arabia : 624)3
- Battle of Karbalāʼ (Karbalāʼ, Iraq : 680)1
- Battles1
- Baudhāyana6
- Baudhāyana. Vihārasūtra1
- Baybars I, Sultan of Egypt and Syria, 1223?-12772
- Baḥraq, Muḥammad ibn ʻUmar, 1465-1524. ʻUrwah al-wathīqah1
- Baṭṭāl, Abū Muḥammad ʻAbd Allāh, -7401
- Beards--Religious aspects--Islam1
- Bears1
- Bedreddin, Şeyh, 1358?-1420. Jāmiʻ al-fuṣūlayn1
- Bedreddin, Şeyh, 1358?-1420. Varidat1
- Bedtime prayers1
- Bektashi6
- Belarus--Vaŭkavysk1
- Ben 'Aṭar, Ya'aḳov ben Yehudah1
- Berit milah4
- Bet Yosef (Karo, Joseph ben Ephraim)1
- Bevelled edge boards1
- Beverages1