The Eastern Orthodox Church, officially the Orthodox Catholic Church, and also called the Greek Orthodox Church or simply the Orthodox Church, is the second-largest Christian church, with approximately 220 million baptised members. It operates as a communion of autocephalous churches, each governed by its bishops via local synods. The church has no central doctrinal or governmental authority analogous to the head of the Catholic Church. Nevertheless, the Ecumenical Patriarch of Constantinople is recognised by them as primus inter pares, a title formerly given to the patriarch of Rome. As one of the oldest surviving religious institutions in the world, the Eastern Orthodox Church has played an especially prominent role in the history and culture of Eastern and Southeastern Europe.
The Eastern Orthodox Church, officially the Orthodox Catholic Church and commonly known simply as the Orthodox Church is a communion composed of up to seventeen separate autocephalous (self-governing) hierarchical churches that profess Eastern Orthodoxy and recognise each other as canonical (regular) Eastern Orthodox Christian churches.
The ecumenical patriarch is the archbishop of Constantinople (Istanbul) and New Rome, and primus inter pares among the heads of the several autocephalous churches which compose the Eastern Orthodox Church. The ecumenical patriarch is regarded as the representative and spiritual leader of the Eastern Orthodox Christians worldwide. The term ecumenical in the title is a historical reference to the Ecumene, a Greek designation for the civilised world, i.e. the Roman Empire, and it stems from Canon 28 of the Council of Chalcedon.
The Orthodox Church in America (OCA) is an Eastern Orthodox Christian church based in North America. The OCA consists of more than 700 parishes, missions, communities, monasteries and institutions in the United States, Canada and Mexico. In 2011, it had an estimated 84,900 members in the United States.
The Ecumenical Patriarchate of Constantinople is one of the fifteen to seventeen autocephalous churches that together compose the Eastern Orthodox Church. It is headed by the Ecumenical Patriarch of Constantinople.
The Archdiocese of America, better known as the Greek Orthodox Archdiocese of America, is a jurisdiction of the Eastern Orthodox Church under the Ecumenical Patriarchate of Constantinople. It was formally constituted in 1922 and has had seven Archbishops. The Archdiocese currently covers the United States and one parish in the Bahamas, and is mostly Greek-American in composition and culture.
Russian Orthodoxy is the body of several churches within the larger communion of Eastern Orthodox Christianity, whose liturgy is or was traditionally conducted in Church Slavonic language. Most Churches of the Russian Orthodox tradition are part of the Eastern Orthodox Church.
The Ukrainian Orthodox Church of Canada is an Eastern Orthodox church in Canada, primarily consisting of Orthodox Ukrainian Canadians. Its former name was the Ukrainian Greek Orthodox Church of Canada (UGOCC). The Church, currently a metropolis of the Ecumenical Patriarchate of Constantinople, is part of the wider Eastern Orthodox communion, however was created independently in 1918.
The Macedonian Orthodox Church – Archdiocese of Ohrid, or simply the Macedonian Orthodox Church (MOC) or the Archdiocese of Ohrid (AO), is an autocephalous Eastern Orthodox church in North Macedonia. The Macedonian Orthodox Church claims ecclesiastical jurisdiction over North Macedonia, and is also represented in the Macedonian diaspora. The primate of the Macedonian Orthodox Church is Stefan Veljanovski, the Metropolitan of Skopje and Archbishop of Ohrid and Macedonia.
The Greek Orthodox Archdiocese of America (GOArch), headquartered in New York City, is an eparchy of the Ecumenical Patriarchate of Constantinople. Its current primate is Archbishop Elpidophoros of America.
The Ukrainian Orthodox Church of the USA is a jurisdiction of the Ecumenical Patriarchate in the United States. It consists of two eparchies (dioceses), ruled by two bishops, including about 85 active parishes and missions. The Church's current leader is Metropolitan Antony. The Church's head offices and Consistory are based in South Bound Brook, New Jersey.
The Greek OrthodoxPatriarchate of Alexandria and all Africa, also known as the Greek Orthodox Church of Alexandria, is an autocephalous patriarchate that is part of the Eastern Orthodox Church. Its seat is in Alexandria and it has canonical responsibility for the entire African continent.
Eastern Orthodoxy in North America represents adherents, religious communities, institutions and organizations of Eastern Orthodox Christianity in North America, including the United States, Canada, Mexico, Central America, and the Caribbean. Estimates of the number of Eastern Orthodox adherents in North America vary considerably depending on methodology and generally fall in range from 3 million to 6 million.
The timeline of Eastern Orthodoxy in North America represents a timeline of the historical development of religious communities, institutions and organizations of Eastern Orthodox Christianity in North America.
The Ecumenical Patriarchate in America comprises nine separate jurisdictions, along with a number of stavropegial institutions, and includes roughly two-thirds of all Eastern Orthodox Christians in America. The archbishop of the Greek Orthodox Archdiocese of America, by far the largest of Constantinopolitan jurisdictions in the US, is considered the local primate and may convene a Holy Synod of all the hierarchs of the Ecumenical throne in America.
Alfred Herbert Ernest Osborne, formerly known as Basil Osborne, is a former Eastern Orthodox Christian bishop. Osborne was formerly an auxiliary bishop of the Patriarchate of Moscow from 1991 to 2006 and a titular bishop under the Ecumenical Patriarchate from 2006 to 2010. He was returned to lay status, at his own request, in February 2010 after indicating to the Holy Synod of the Patriarchate of Constantinople that he wished to resume a family life and be free to remarry.
The Assembly of Canonical Orthodox Bishops of the United States of America is an organization of church hierarchs of Eastern Orthodox Churches in United States.
A schism between the Russian Orthodox Church and the Ecumenical Patriarchate of Constantinople began on 15 October 2018 when the former unilaterally severed full communion with the latter.
On 15 October 2018, the Russian Orthodox Church broke the communion with the Ecumenical Patriarchate because of a dispute concerning the canonical jurisdiction over Ukraine. This led to the 2018 Moscow–Constantinople schism. Numerous Orthodox churches took position concerning the dispute over the canonical jurisdiction over Ukraine, whether before or after this schism.
The Assembly of Canonical Orthodox Bishops of Canada is an organization of church hierarchs of Eastern Orthodox Churches in Canada.
