Catholic Church 1,050,000,000 Sunni Islam 900,000,000 Eastern Orthodox Church 225,000,000 Jinja Honcho 83,000,000 Anglican Communion 73,000,000 Ethiopian Orthodox Church 35,000,000 Assemblies of God 32,000,000 Evangelische Kirche in Deutschland (EKD) 27,400,000 Sikhism 23,000,000 Juche (North Korea) 19,000,000