- Badʼ al-amālī (Ūshī, ʻAlī ibn ʻUthmān)6
- Bahnasī, ʻAbd al-Wahhāb ibn al-Ḥasan, -1286 or 1287. Naẓm Muthallath Quṭrub2
- Bahnasī, ʻAbd al-Wahhāb ibn al-ḥasan, d. 1286 or 7. Naẓm Muthallath Quṭrub1
- Bahāristān (Jāmī)1
- Bangladesh1
- Bartolomeo, da Petroio, 1488?-15541
- Basmalah2
- Bathhouses1
- Bathing customs1
- Baths, Turkish1
- 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 of Covadonga (Covadonga, Spain : 718)1
- Battle of Karbalāʼ (Karbalāʼ, Iraq : 680)2
- Bayezid II, Sultan of the Turks, 1447 or 1448-15121
- Bayḍāwī, ʻAbd Allāh ibn ʻUmar, -1286? Lubb al-albāb1
- Bayḍāwī, ʻAbd Allāh ibn ʻUmar, d. 1286? Lubb al-albāb2
- Beards1
- Benavides family1
- Benefices, Ecclesiastical1