Mohammad Khamenei ( Persian : محمد خامنه‌ای , born 25 December 1935) is an Iranian cleric and politician. He is the older brother of Ali Khamenei , the current Supreme Leader of Iran , and Hadi Khamenei . Currently, he is the president of Iranology Foundation , and Sadra Islamic Wisdom Foundation, he is a professor at Allameh Tabataba'i University , School of International Relations and Al-Zahra University . He was also one of the compilers of the Constitution of the Islamic Republic of Iran and a member for the Islamic Consultative Assembly representing Mashhad .