Author
- Wafāʼī, Muḥammad ibn Badr al-Dīn1
- Walter Burley1
- Werner Rolevinck1
- William Bourne1
- William IV, Landgrave of Hesse-Kassel1
- William Rothwell1
- William de Montibus1
- William of Auxerre1
- William of Conches1
- William of Ockham1
- William of Paris1
- William of Waddington1
- Wool Guild1
- Xenophon1
- Yahya bey Dukagjini1
- Yakov Sikily1
- Yazıcı Salahuddin1
- Yaʻaḳov Samut1
- Yaʻaḳov ben Yeḳutiel Ḳofmann1
- Yaʻaḳov Ḥai Reḳanaṭi1