Author
- Godfrey of Viterbo1
- Guido delle Colonne1
- Guillaume de Rennes1
- Gwenllian of Wales1
- Haimo of Auxerre1
- Heinrich IV. von Württemberg1
- Henry of Segusio1
- Herbert of Auxerre1
- Hippocrates1
- Horace1
- Hugh Bigod, 3rd Earl of Norfolk1
- Hugh Talemache1
- Hugh of Fouilloy1
- Hugh of Saint-Cher1
- Igreja e Convento de Santa Maria de Aguiar1
- Ildibrandinus1
- Innocent V1
- Isaac Israeli ben Solomon1
- Isaiah di Trani1
- Jerome1