- Badr al-Rashīd, Muḥammad ibn Ismāʻīl, -1366. Alfāẓ al-kufr1
- Bahlawān, Mūsá ibn ʻAbd Allāh, -1720 or 1721. Risālah al-qiyāsīyah1
- Bakrī, Abū al-Ḥasan ibn Jalāl al-Dīn, -approximately 1543. Ḥizb1
- Battle of Badr (Badr Ḥunayn, Saudi Arabia : 624)1
- Bayḍāwī, ʻAbd Allāh ibn ʻUmar, -1286?1
- Beverages1
- Birgivî Mehmet Efendi, approximately 1522-1573. Durr al-yatīm fī al-tajwīd1
- Breastfeeding (Islamic law)1
- Bukhārī, Muḥammad ibn Ismāʻīl, 810-8701
- Burhānpūrī, Muḥammad ibn Faḍl Allāh, -1619 or 1620. Tuḥfah al-mursalah ilá al-Nabī1
- Burial1
- Bāb al-Ḥādī ʻashar (Ibn al-Muṭahhar al-Ḥillī, al-Ḥasan ibn Yūsuf)1
- Calendars1
- Chess1
- Children (Islamic law)1
- Children--Death--Religious aspects--Islam1
- Circumcision--Religious aspects--Islam1
- Cloth bindings1
- Coffee1
- Coffee--Religious aspects--Islam1