Shahriyar I Life story
Shahriyar I was the sixth ruler of the Bavand dynasty from 817 to 825. He was the grandson and successor of Sharwin I. Before Shahriyar became ruler of the Bavand dynasty, he was taken as hostage by Harun al-Rashid to Baghdad, where Shahriyar stayed for four years until he was allowed to return to Tabaristan.