- Vision--Religious aspects--Islam1
- Wajīz (Ghazzālī)1
- Warsh al-Miṣrī, ʻUthmān ibn Saʻīd, 728 or 729-812 or 8131
- Water--Religious aspects--Islam1
- Weather forecasting1
- Weights and measures1
- West Bank--Nablus1
- Wills (Islamic law)1
- Women (Islamic law)1
- Women--Religious aspects--Islam1
- Writing, Arabic1
- Yazdī, ʻAbd Allāh ibn al-Ḥusayn, d. 1606 or 7. Ḥāshiyah ʻalá Tahdhīb al-manṭiq lil-Taftāzānī1
- Yazīd I, Caliph, approximately 642-6831
- Yemen (Republic)--Ḥimyar1
- Yunus Emre, -1320?1
- Zamakhsharī, Maḥmūd ibn ʻUmar, 1075-1144. Aṭwāq al-dhahab fī al-mawāʻiẓ wa-al-khuṭab1
- Zaydīs--Customs and practices1
- Zaydīyah1
- Zayn al-ʻĀbidīn ʻAlī ibn al-Ḥusayn, -710?1
- Zi bu--Fa jia lei1