- Giovanni II, Archbishop of Milan, -13541
- Giovio, Paolo, 1483-15521
- Girdle books1
- Glossaries, vocabularies, etc.1
- God (Judaism)--Name1
- God--Knowableness1
- God--Name1
- Gorus, ser1
- Graphs1
- Greek drama (Tragedy)1
- Greek literature--Translations into Latin1
- Gregory I, Pope, approximately 540-6041
- Gunnery1
- Gunpowder1
- Guy of Warwick (Legendary character)--Romances1
- Haimo, of Auxerre, -approximately 8551
- Hebrew language--Alphabet1
- Hecuba, Queen of Troy1
- Hercules (Roman mythological character)1
- Hieronymites1