- Buddhist monks1
- Buddhist poetry1
- Building laws (Islamic law)1
- Buildings1
- Bukhārī, Muḥammad ibn Ismāʻīl, 810-8702
- Bukhārī, Muḥammad ʻAlī ibn Mubārakshāh, -approximately 1340. Sharḥ Ḥikmat al-ʻayn1
- Bulgaria2
- Bulgaria--Plovdiv1
- Bulgaria--Sofia2
- Bulls, Papal3
- Bulls--Religious aspects1
- Bulls--Religious aspects--Hinduism1
- Bulqīnī, ʻUmar ibn Raslān, 1324-14031
- Buonaccorsi family1
- Buonaccorsi, Constanza1
- Buonaccorsi, Niccolò di Piero1
- Buonaccorsi, Piero1
- Buondelmonte, Piero1
- Burdah (Būṣīrī, Sharaf al-Dīn Muḥammad ibn Saʻīd)17
- Burhān al-Sharīʻah, Maḥmūd ibn ʻUbayd Allāh, -1274 or 1275. Wiqāyah1