Author
- Henry of Segusio1
- Herbert of Auxerre1
- Hippocrates1
- Horace1
- Hugh Bigod, 3rd Earl of Norfolk1
- Hugh Talemache1
- Hugh of Fouilloy1
- Hugh of Saint-Cher1
- Ildibrandinus1
- Innocent V1
- Iohannes de Ianna1
- Isaac Israeli ben Solomon1
- Jerome1
- John Halgren of Abbeville1
- John de Breton1
- John de Seccheville1
- John of Damascus1
- John of Garland1
- Magister Contarinus1
- Marbodius of Rennes1