- Herbs1
- Historical geography1
- History, Ancient1
- Holding: University of Pennsylvania1
- Homosexuality--Religious aspects--Islam1
- Hospitals1
- Hotelkeepers1
- Hotels1
- Hunting1
- Hygiene1
- Hārūn al-Rashīd, Caliph, approximately 763-8091
- Ibn Abī Jumhūr al-Aḥsāʾī, Muḥammad ibn ʻAlī, -approximately 1473. Masālik al-afhām1
- 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 Barrī, ʻAlī ibn Muḥammad, approximately 1261-approximately 1330. Sharḥ Mawrid al-ẓamʼān1
- Ibn Fahd, Aḥmad ibn Muḥammad, 1356 or 1357-1437 or 1438. Ghāyat al-ijāzah1
- 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 Kathīr, ʻAbd Allāh, 665 or 666-738 or 7391
- Ibn Maktūm, Aḥmad ibn ʻAbd al-Qādir, 1284-1348. Manẓūanah rāʼīyah1