- Hundred Years' War (1339-1453)2
- Hus, Jan, 1369?-14152
- Hybrid books2
- Hymnals2
- Hymns, Hebrew2
- Ibn al-Sāʻātī, Aḥmad ibn ʻAlī, 1254-1294 or 5. Majmaʻ al-baḥrayn wa-multaqá al-nayyirayn2
- Ibn al-Uqlīshī, Aḥmad ibn Maʻadd, -1155 or 11562
- Inheritance and succession2
- Initials2
- Isfarāyīnī, Muḥammad ibn Muḥammad, d. 1285. Lubāb al-iʻrāb2
- Islamic calendar2
- Islamic cosmology2
- Islamic magic2
- Isnawī, ʻAbd al-Raḥīm ibn al-Ḥasan, 1305-1370. Sharḥ al-Minhāj2
- Italian language2
- Italy--Milan2
- Italy--Padua2
- Italy--Pisa2
- Italy--Rome2
- Italy--Tuscany2