Sheikh Muzaffer Ozak Al Jerrahi Al Halveti (1916-1985) was one of the head sheikhs (spiritual teachers) of the Halveti-Jerrahi order of dervishes, a traditional Muslim Sufi order from Istanbul. Well known in Europe & the US for conducting “dzikrs” (public services in remembrance of God and in Turkey for his Sufi hymns. Born in Istanbul, he was educated by a succession of wise teachers in both traditional Islam & Sufism. He became Imam (religious leader) at several mosques, then left to run an antique/rare bookshop in the famous Istanbul book market. Sheikh Muzaffer is prolific author in the Turkish language.