There are approximately 220 million Eastern Orthodox Christians worldwide. Eastern Orthodoxy is the second largest Christian communion in the world after the Roman Catholic Church, and the third largest religious grouping overall after Protestantism. Eastern Orthodoxy is the largest single religious faith in Belarus, Bulgaria, Cyprus, Georgia, Greece, Republic of Macedonia, Moldova, Montenegro, Romania, Russia, Serbia, Ukraine, but there are also large Orthodox communities in Africa, Asia, Australia, Albania, Estonia, Jerusalem, North America, and South America.