- Gian Galeazzo Sforza, Duke of Milan, 1469-14942
- Giovanni, Giacomo di2
- Giovanni, di Paolo, approximately 1403-approximately 14822
- Guardian and ward2
- Half bindings2
- History, Ancient2
- House furnishings2
- Ibn al-Uqlīshī, Aḥmad ibn Maʻadd, -1155 or 11562
- Indulgences2
- Islamic calendar2
- Islamic magic2
- Isnawī, ʻAbd al-Raḥīm ibn al-Ḥasan, 1305-1370. Sharḥ al-Minhāj2
- Italian poetry2
- Italy--Guastalla2
- Italy--Lombardy2
- Italy--Montaione2
- Italy--Mugello Valley2
- Italy--Naples2
- Italy--Piacenza2
- Italy--Reggio Emilia (Province)2