- Interest (Islamic law)1
- Iran--Qazvīn1
- Islamic calendar1
- Islamic etiquette1
- Islamic poetry, Persian1
- Islamic religious education1
- Islamic sermons, Arabic1
- Isra' and Mi`raj of the Prophet Muhammad1
- Jawshan al-kabīr1
- Judgment Day (Islam)1
- Jumʻah1
- Jurjānī, ʻAlī ibn Muḥammad, al-Sayyid al-Sharīf, 1340-1413. Ḥāshiyah ʻalá Sharḥ Mukhtaṣar al-Muntahá1
- Jāmī, 1414-1492. Risālah-i muʻammā1
- Khamrīyah (Ibn al-Fāriḍ, ʻUmar ibn ʻAlī)1
- Knowledge, Theory of (Islam)1
- Lamaʻāt (ʻIrāqī, Fakhr al-Dīn Ibrāhīm)1
- Legacies (Islamic law)1
- Liquor laws (Islamic law)1
- Logic, Medieval1
- Love--Philosophy1