The Chaldean Catholic Church is an Eastern Catholic particular church in full communion with the Holy See and the rest of the Catholic Church, and is headed by the Chaldean Patriarchate. Employing in its liturgy the East Syriac Rite in the Syriac language, it is part of Syriac Christianity. Headquartered in the Cathedral of Our Lady of Sorrows, Baghdad, Iraq, since 1950, it is headed by the Catholicos-Patriarch Louis Raphaël I Sako. In 2010, it had a membership of 490,371, of whom 310,235 (63.27%) lived in the Middle East.
The Catholic Church in Turkey is part of the worldwide Catholic Church, under the spiritual leadership of the Pope and the canonical leadership of the curia in Rome that is submitted to the Pope.
The Catholic Church in Syria is part of the worldwide Catholic Church, under the spiritual leadership of the Pope in Rome.
The Catholic Church in Iran is part of the worldwide Catholic Church, under the spiritual leadership of the Pope in Rome. There are about 21,380 Catholics in Iran out of a total population of about 78.9 million. They follow the Chaldean, Armenian and Latin Rites. Aside from some Iranian citizens, Catholics include foreigners in Iran like Spanish-speaking people, and other Europeans.
There are over 300,000 Catholics living in Iraq, just 0.95% of the total population. The Catholics of Iraq follow several different rites, but most are members of the Chaldean Catholic Church. There are 17 currently active dioceses and eparchies in Iraq.
The Chaldean Catholic Metropolitan Archeparchyof Tehran is an Archeparchy of the Chaldean Catholic church in Iran, with its archiepiscopal see, St. Joseph's Cathedral, in the national capital Tehran. Despite its Metropolitan rank, it has no suffragan.
Chaldean Catholics, also known as Chaldeans, Chaldo-Assyrians or Assyro-Chaldeans, are Assyrian adherents of the Chaldean Catholic Church, which originates from the historic Church of the East.
The Roman Catholic Archdiocese of Baghdad is a Catholic diocese of the Roman/Latin Rite located in the city of Baghdad in Iraq. It has jurisdiction over three parishes of 2,500 Latin Church Catholics who live throughout Iraq. The diocese is immediately subject to the Holy See. It operates alongside seven Chaldean dioceses, three Syrian Catholic, one Greek-Melkite jurisdiction, and one Armenian Catholic diocese, all of which are in communion with the Holy See. The Archdiocese's cathedral is the Latin Cathedral of St. Joseph in Baghdad, not to be confused with the Chaldean Cathedral of St. Joseph located in Baghdad and the Chaldean Cathedral of St. Joseph located in Ankawa, Iraq.
Dioceses of the Church of the East after 1552 were dioceses of the Church of the East and its subsequent branches, both traditionalist and pro-Catholic.
The Chaldean Catholic Archeparchy of Kirkuk is an archeparchy of the Chaldean Catholic Church in communion with the Pope in Rome. The archeparchy was created in the early years of the nineteenth century. Its present ordinary, Archbishop Yousif Thomas Mirkis, was consecrated in 2014.
The Archeparchy of Amida is the Chaldaean rite Catholic diocese of Turkey, with its archiepiscopal see in Diyarbakır, Turkey.
The Chaldean Catholic Archdiocese of Erbil is a Chaldean Catholic diocese with its seat in Erbil, Kurdistan Region. Erected in 1968 with territory taken from the Archeparchy of Kirkuk, it is immediately subject to the Patriarchal See of Babylon. The see of the archbishop is the Cathedral of St. Joseph in Ankawa, a suburb of Erbil.
The Chaldean Catholic Archeparchy of Basra is a non-metropolitan Archeparchy of the Chaldean Catholic Church in southern Iraq.
An ecclesiastical region is a formally organised geographical group of dioceses, ecclesiastical provinces or parishes, without a proper Ordinary as such, in Catholic or Protestant Churches.
Catholic dioceses in the Holy Land and Cyprus is a multi-rite, international episcopate in Israel and Cyprus.