- Haydajī, Muḥammad ʻAlī, -1927 or 19281
- Headbands1
- Hidāyah (Marghīnānī, ʻAlī ibn Abī Bakr)1
- Houses (Astrology)1
- Human anatomy1
- Ibn Faraḥ, Aḥmad ibn Muḥammad, -1300. Manẓūmah al-Ishbīlīyah1
- Ibn Jumayʻ, Hibat Allāh ibn Zayn, -1198. Taṣrīḥ bi-al-maknūn fī tanqīḥ al-Qānūn1
- Ibn al-Sarrāj, Aḥmad ibn Abī Bakr, active 14th century1
- Ibn Ḥajar al-ʻAsqalānī, Aḥmad ibn ʻAlī, 1372-1449. Nuzhat al-naẓar fī tawḍīḥ Nukhbat al-fikar1
- Ibn Ḥijjah al-Ḥamawī, Taqī al-Dīn Abū Bakr ibn ʻAlī, -1434. Badīʻīyah1
- Illumination of books and manuscripts1
- Ilāhʹābādī, Muḥibb Allāh. Taswīyah1
- Imruʼ al-Qays, 497-545. Poems1
- India--Hyderabad1
- India--Jammu and Kashmir1
- Intellect--Religious aspects--Islam1
- Intention--Religious aspects--Islam1
- Interest (Islamic law)1
- Interfaith relations1
- Iran--Tabrīz1