Author
- Innocent V1
- Iohannes de Ianna1
- Isaac Albalag1
- Isaac Israeli ben Solomon1
- Jamāl al-Dīn Ḥaṣīrī1
- Jerome1
- John Halgren of Abbeville1
- John de Breton1
- John de Seccheville1
- John of Damascus1
- John of Garland1
- Judah Halevi1
- Magister Contarinus1
- Marbodius of Rennes1
- Monastery of San Andrés de Fanlo1
- Mundhirī1
- Muscio1
- Muslim ibn al-Ḥajjāj1
- Muḥammad ibn Mūsá Ḥāzimī1
- Odo of Meung1