- Headgear--Religious aspects--Islam1
- Hebrew language1
- Hell--Islam1
- Hemorrhoids1
- Heraldry1
- Hermetism1
- Historical geography1
- History, Military1
- History--Philosophy1
- Homosexuality--Religious aspects--Islam1
- Horsemanship1
- Hospitality--Religious aspects--Islam1
- Human anatomy1
- Hydrostatics1
- Hymns1
- Hāmilī, Abū Bakr ibn ʻAlī ibn Mūsá, d. 1367. Durr al-muhtadī wa-dhukhr al-muqtadiʼ1
- Hārūn al-Rashīd, Caliph, approximately 763-8091
- Ibn Abī al-Rijāl, ʻAlī, 1015 or 1016-1062 or 1063. Dalālah al-kullīyah ʻan al-ḥarakāt al-falakīyah1
- Ibn Barrī, ʻAbd Allāh, 1106-11871
- Ibn Bābawayh al-Qummī, Muḥammad ibn ʻAlī, 918 or 19-991 or 2. Man lā yaḥḍuruhu al-faqīh1