Author
- Walter Raleigh1
- William Bowyer1
- William Lyndwood1
- William Perault1
- William Roper1
- William of Conches1
- William of Malmesbury1
- William of Pagula1
- William of Tyre1
- William of Waddington1
- Wolf Michel1
- Xenophon1
- Yahya ibn Imad bin Yahya al-Munajjim al-Kashi1
- Yazıcıoğlu Mehmet1
- Yehuda Alharizi1
- Yūsuf Rājū Qitāl1
- Zahir-al-Din Faryabi1
- Zakariya al-Qazwini1
- Zayn al-Dīn Muḥammad Jibrīl1
- al-Kafʻamī1