Yahya ibn Umar ibn Yahya ibn Husayn ibn Zayd ibn Ali Zayn al-Abidin ibn Al-Husayn ibn Ali was an Alid Imam. His mother was Umm al-Husayn Fatimah bint al-Husayn ibn Abdallah ibn Ismail ibn Abdullah ibn Ja`far ibn Abī Tālib. In the days of the Abbasid Caliph Al-Musta'in, he marched out from Kufa and lead an abortive uprising from Kufa in 250 A.H. (864-65 C.E.), but was killed by the Abbasid forces led by Hussain ibn Isma’il, who had been sent to deal with him.