Author
- Godfrey of Viterbo1
- Gratian1
- Gregorio Dati1
- Gregory IX1
- Gregory XI1
- Guillaume d'Estouteville1
- Guillelmus Gilaberti de Olivariis1
- Gwenllian of Wales1
- Haly Abenragel1
- Heinrich IV. von Württemberg1
- Henry VI of England1
- Henry of Langenstein1
- Herbert of Auxerre1
- Hugh Bigod, 3rd Earl of Norfolk1
- Hugh Talemache1
- Iachetus Italianus1
- Iacopo da Benevento1
- Ildibrandinus1
- Isaac Israeli ben Solomon1
- Ivo of Chartres1