- Horsemanship1
- Horses1
- Ibn al-Fāriḍ, ʻUmar ibn ʻAlī, 1181 or 1182-12351
- Ibn ʻAllān, Muḥammad ʻAlī ibn Muḥammad, 1588-1648. Ḍawābiṭ al-taqṭīʻ1
- Imams (Shiites)1
- Interfaith relations1
- Islam1
- Islam--Customs and practices1
- Islam--Prayers and devotions1
- Islamic calendar1
- Islamic cosmology1
- Islamic poetry, Arabic1
- Islamic rosary1
- Ismāʻīl ibn ʻAbd Allāh, 1792 or 1793-18631
- Isra' and Mi`raj of the Prophet Muhammad1
- Judaism1
- Jīlī, ʻAbd al-Karīm ibn Ibrāhīm, 1365 or 1366- Risālat al-Tawḥīd1
- Karmī, Marʻī ibn Yūsuf, -1623 or 16241
- Kings and rulers1
- Kāfiyah (Ibn al-Ḥājib, ʻUthmān ibn ʻUmar)1