- Healing--Religious aspects1
- Hebrew language1
- Hebrew letters1
- Heraldry1
- Hindu astronomy1
- Hindu goddesses1
- Hindu legends1
- Hindu mythology1
- Hindu pilgrims and pilgrimages1
- Hinduism--Sacred books1
- History, Military1
- Hoshana Rabba--Liturgy1
- Hunting1
- Hymns, Syriac1
- Ibn Bābawayh al-Qummī, Muḥammad ibn ʻAlī, 918 or 919-991 or 992. Man lā yaḥḍuruhu al-faqīh1
- Ibn al-Muṭahhar al-Ḥillī, al-Ḥasan ibn Yūsuf, 1250-1325. Tahdhīb al-wuṣūl ilá ʻilm al-uṣūl1
- Ibn al-Uqlīshī, Aḥmad ibn Maʻadd, -1155 or 11561
- Ibn ḥajar al-Haythamī, Aḥmad ibn Muḥammad, approximately 1503-approximately 15666. Iʻlām li-qawāṭiʻ al-Islām1
- Ibrāhīm ibn Adʹham, -approximately 7771
- Ijtihād (Islamic law)1