- Grief--Religious aspects--Islam1
- Gritti, Andrea, 1455-15381
- Guidiccioni, Giovanni, 1500-15411
- Gunnery1
- Gunpowder1
- Guy of Warwick (Legendary character)--Romances1
- Hadith5
- Hadith--Commentaries1
- Hadith--Terminology2
- Hadith--Texts3
- Haimo, of Auxerre, -approximately 8551
- Hanafites9
- Handbooks and manuals7
- Harmonies (Reference works)1
- Hart, William, 15821
- Harville, Philippe de, active 15291
- Harville, Pierre de.--l. 15631
- Hebrew language2
- Hebrew language--Alphabet1
- Hecuba, Queen of Troy1