- Badawī, Aḥmad, 1200?-12761
- Bagalāmukhī (Hindu deity)1
- Bahai Faith1
- Bahjah al-Wardīyah (Ibn al-Wardī, Zayn al-Dīn ʻUmar ibn al-Muẓaffar)1
- Bahlawān, Mūsá ibn ʻAbd Allāh, -1720 or 1721. Risālah al-qiyāsīyah1
- Bahnasī, ʻAbd al-Wahhāb ibn al-Ḥasan, -1286 or 1287. Naẓm Muthallath Quṭrub1
- Bahāristān (Jāmī)1
- Bail (Islamic law)1
- Bakrī, Abū al-Ḥasan ibn Jalāl al-Dīn, -approximately 1543. Ḥizb1
- Balaibalan1
- Balances (Weighing instruments)1
- Balkan Peninsula1
- Ballads1
- Bangladesh1
- Banks and banking1
- Baraita of 32 rules1
- Bardi, Giovanni de', conte di Vernio, 1534-16121
- Barley--Religious aspects--Hinduism1
- Bartolomeo, da Petroio, 1488?-15541
- Basilica di S. Marco Evangelista al Campidoglio (Rome, Italy)1