- Badawī, Aḥmad, 1200?-12761
- Badr al-Rashīd, Muḥammad ibn Ismāʻīl, -1366. Alfāẓ al-kufr3
- Badr al-ṭāliʻ fī ḥall Jamʻ al-jawāmiʻ (Maḥallī, Jalāl al-Dīn Muḥammad ibn Aḥmad)3
- Badʼ al-amālī (Ūshī, ʻAlī ibn ʻUthmān)6
- Bael (Tree)2
- Bagalāmukhī (Hindu deity)1
- Bahlawān, Mūsá ibn ʻAbd Allāh, -1720 or 1721. Risālah al-qiyāsīyah2
- Bahnasī, ʻAbd al-Wahhāb ibn al-Ḥasan, -1286 or 1287. Naẓm Muthallath Quṭrub2
- Bail (Islamic law)1
- Bajāʼī, ʻAbd al-Raḥmān ibn Aḥmad, -1384 or 1385. Muqaddimah1
- Bakrī al-Ṣiddīqī, Muḥammad ibn Abī al-Afrāḥ, -1676. Qaṣīdah2
- Bakrī, Abū al-Ḥasan ibn Jalāl al-Dīn, -approximately 1543. Ḥizb1
- Balkan Peninsula1
- Bangladesh1
- Bank deposits (Islamic law)1
- Banyan tree--Religious aspects--Hinduism3
- Bards and bardism in literature2
- Barley--Religious aspects--Hinduism1
- Basmalah14
- Bathing customs21