‘Alī ibn Mūsā al-Riḍhā (commonly known as, ‘Alī al-Riḍā, Ali Rezā, or Ali Rizā) (ca.

December 29, 765 – August 23, 818) is the seventh descendant of the Islamic prophet Muhammad and the eighth of the Twelve Imams, according to Shia sect of Islam as well as an Imam of knowledge according to the Zaydi Shia school and Sufis.

His given name is ‘Alī ibn Mūsā ibn Ja‘far.