- Ibn ʻAbd al-Barr, Yūsuf ibn ʻAbd Allāh, 978 or 979-1071. Jāmiʻ bayān al-ʻilm wa-faḍlih1
- Ibn ʻAllān, Muḥammad ʻAlī ibn Muḥammad, 1588-1648. Ḍawābiṭ al-taqṭīʻ1
- Ibn ʻAllān, Muḥammad ʻAlī ibn Muḥammad, 1588-1648. Ḥusn al-ʻibārah fī naẓm al-istiʻārah1
- Ibn ʻUmrān, Muḥammad ibn Mūsá, 1392-14691
- Ibn Ṭūlūn, Shams al-Dīn Muḥammad ibn ʻAlī, 1475-15461
- Imamate1
- Immortality--Islam1
- Indexes1
- Interest (Islamic law)1
- Islam--Apologetic works1
- Islam--Functionaries1
- Islamic funeral rites and ceremonies1
- Islamic poetry, Persian1
- Islamic poetry, Turkish1
- Islamic religious education1
- Islamic rosary1
- Jabbārīyah1
- Jammāʻīlī, ʻAbd al-Ghanī ibn ʻAbd al-Wāḥid, 1146-12031
- Jamʻ al-jawāmiʻ fī al-uṣūl (Subkī, Tāj al-Dīn ʻAbd al-Wahhāb ibn ʻAlī)1
- Jamʻ bayna al-ṣaḥīḥayn (Ḥumaydī, Muḥammad ibn Fattūḥ)1