Al-Hadi ila'l-Haqq Yahya

Al-Hadi ila'l-Haqq
Gold dinar of al-Hadi, minted at Sa'dah in 910/11 CE
Zaydi Imam of Yemen
Reign	897 – 18 August 911
Successor	Muhammad
Born	859 al-Rass, near Medina, Hejaz
Died	August 19, 911 Sa'dah, Yemen
Issue	Muhammad Ahmad
Names Abu'l-Husayn Yahya ibn al-Husayn al-Hasani
House	Rassids
Father	al-Husayn ibn al-Qasim al-Rassi

Abūʾl-Ḥusayn Yaḥyā ibn al-Ḥusayn ibn al-Qāsim ibn Ibrāhīm al-Ḥasanī (al-Rass/Medina, 859 – Sa'dah, 18 August 911), better known by his honorific title of al-Hādī ilāʾl-Ḥaqq (Arabic: الهادي الى الحق, lit. 'the Guide to the Truth'), was a religious and political leader in the Arabian Peninsula. He was the first Zaydi imam who ruled portions of Yemen from 897 to 911. He is also the ancestor of the Rassid Dynasty which ruled Yemen intermittently until the North Yemen Civil War in 1962.