- Islamic eschatology1
- Islamic etiquette1
- Islamic literature, Arabic1
- Islamic occultism1
- Islamic poetry, Arabic1
- Islamic religious education1
- Isra' and Mi`raj of the Prophet Muhammad1
- Iẓhār al-asrār (Birgivî Mehmet Efendi)1
- Jaghmīnī, Maḥmūd ibn Muḥammad, -1221?1
- Jidd Ḥafṣī, ʻAlī ibn Luṭf Allāh, active 17th century-18th century1
- Judgment Day (Islam)1
- Jumʻah1
- Jāmiʻ al-ṣaghīr (Suyūṭī)1
- Jāmī, 1414-1492. Poems1
- Jāmī, 1414-1492. Tafsīr al-fātiḥah al-sharīfah1
- Jārbardī, Fakhr al-Dīn Aḥmad ibn al-Ḥasan, -1345. Mughnī fī ʻilm al-naḥw1
- Jārūdī, Nāṣir ibn Muḥammad, active 18th century1
- Jīlī, ʻAbd al-Karīm ibn Ibrāhīm, 1365 or 1366- Risālat al-Tawḥīd1
- Khansāʼ, -approximately 645. Dīwān1
- Khiḍr (Legendary character)1