Author
- Henry Howard, 1st Earl of Northampton1
- Henry III of France1
- Henry VIII of England1
- Hesiod1
- Honorat Bovet1
- Honorat de Bueil, seigneur de Fontaines1
- Horace1
- House of Borgia1
- House of Ventimiglia1
- House of della Rovere1
- Hugo Trottus1
- Humphrey Wellys1
- Ibrāhīm al-Ḥusaynī1
- Ibrāhīm ibn ʻAlī Qalqashandī1
- Imbert Feutrier1
- Immanuel Bonfils1
- Ippolito Libri1
- Isaac Israeli ben Joseph1
- Jabir ibn Hayyan1
- Jacob ben Asher1