- Homosexuality1
- Ibn Nujaym, Zayn al-Dīn ibn Ibrāhīm, -1563. Baḥr al-rāʼiq sharḥ Kanz al-daqāʼiq1
- Ibn Nujaym, Zayn al-Dīn ibn Ibrāhīm, -1563. Fatāwá al-Zaynīyah1
- Ibn Qaḍīb al-Bān, ʻAbd Allāh ibn Muḥammad, -1684 or 1685. Dālīyah1
- Ibn Sharaf Shāh, Ḥasan ibn Muḥammad, 1247 or 1248-1315 or 1316. Wāfiyah fī sharḥ al-Kāfiyah1
- Ibn al-Khayyāṭ, Abū Bakr ibn Muḥammad, -14081
- Ibn al-Najjār, Taqī al-Dīn Muḥammad ibn Aḥmad, 1492 or 3-1564 or 5. Muntahá al-irādāt1
- Ibn al-ʻArabī, 1165-12401
- Ibn ʻAbd al-Razzāq, ʻAbd al-Raḥmān ibn Ibrāhīm, -1727. Qalāʻid al-manẓūm1
- Ibn ʻĀbidīn, Muḥammad Amīn ibn ʻUmar, 1783 or 1784-1836. ʻUqūd rasm al-muftī1
- Ibn Ḥajar al-Haythamī, Aḥmad ibn Muḥammad, approximately 1503-approximately 1566. Iʻlām bi-qawāṭiʻ al-Islām1
- Ibn Ḥajar al-Haythamī, Aḥmad ibn Muḥammad, approximately 1503-approximately 1566. Mawlid1
- Ibn ḥajar al-Haythamī, Aḥmad ibn Muḥammad, approximately 1503-approximately 15666. Iʻlām li-qawāṭiʻ al-Islām1
- Ijtihād (Islamic law)1
- Imaginary letters1
- Imams (Shiites)1
- India--Hyderabad1
- Intention--Religious aspects--Islam1
- Iqnāʼ (Ḥujāwī, Mūsá ibn Aḥmad)1
- Isfarāyīnī, Muḥammad ibn Muḥammad, -1285. Ḍawʼ al-Miṣbāḥ1