Author
- Velasco de Taranta1
- Vigliano d'Asti1
- Walter Map1
- Werner Rolevinck1
- Willem Vrelant1
- William Babington1
- William Bonyngton1
- William Langland1
- William Lyndwood1
- William de Montibus1
- William of Auvergne1
- William of Montlauzun1
- William of Nangis1
- William of Paris1
- William of Saliceto1
- William of St-Thierry1
- Wāḥidī Nīsābūrī1
- Xenophon1
- Xiao Qi1
- Yahya ibn Imad bin Yahya al-Munajjim al-Kashi1