Author
- Gasparinus de Bergamo1
- Geoffrey of Monmouth1
- Giovan Battista Bracciolini1
- Giovanni Battista Guarini1
- Gregorio Dati1
- Gregory IX1
- Guillaume de Lanicia1
- Gwenllian of Wales1
- Herbert of Auxerre1
- Hugh Ripelin of Strasburg1
- Hugh of Balma1
- Hugh of Saint-Cher1
- Iacopo da Benevento1
- Innocent III1
- Isidore of Seville1
- Jacobus de Burgo1
- Jacomo Veronese1
- James of Lausanne1
- Jerome1
- Johannes Nider1