An ecclesiastical region (Latin : regio ecclesiastica) is a formally organised geographical group of dioceses, ecclesiastical provinces or parishes, without a proper Ordinary as such, in Catholic or Protestant Churches.
Apart from historical other uses, there are presently ecclesiastical regions, grouping parts of the extensive episcopate in five Catholic countries.
The equivalent 'apostolic regions' in France, created in 1961, were suppressed in 2004.
The Catholic Church in Italy is divided into 16 ecclesiastical regions. The regions mostly correspond to the 20 civil administrative regions of Italy.
The regions -covering the federal state(s) in parentheses- comprise the following ecclesiastical province(s) :
Four regions, each comprising several Latin provinces - Ontario and West also the Eastern Catholic province/eparchies, West also a non-metropolitan Latin archdiocese :
Each region covers one or more ecclesiastical provinces :
The dioceses of the United States are grouped into fifteen regions: fourteen of the regions (numbered I through XIV) are geographically based, for the Latin Catholic dioceses, the Eastern Catholic eparchies (dioceses) constitute the overlapping 'Region' XV.
This is not a geographical region and it does not consist of ecclesiastical provinces. Instead, it consists exclusively of US branches of various, generally Europe or Asia-based, particular Eastern Catholic Churches. See the Eastern Catholic Churches section (below) for their particular hierarchies.
Ecclesiastical province of the Ruthenian Catholic Metropolitan Church of Pittsburgh
Ecclesiastical Province of Philadelphia
An exarch was the holder of any of various historical offices, some of them being political or military and others being ecclesiastical.
An ecclesiastical province is one of the basic forms of jurisdiction in Christian churches, including those of both Western Christianity and Eastern Christianity, that have traditional hierarchical structures. An ecclesiastical province consists of several dioceses, one of them being the archdiocese, headed by a metropolitan bishop or archbishop who has ecclesiastical jurisdiction over all other bishops of the province.
The Syro-Malankara Catholic Church, also known as the Malankara Syrian Catholic Church, is an Eastern Catholic sui iuris particular church in full communion with the worldwide Catholic Church possessing self-governance under the Code of Canons of the Eastern Churches. It is one of the major archiepiscopal churches of the Catholic Church. It is headed by Major Archbishop Baselios Cardinal Cleemis Catholicos of the Major Archdiocese of Trivandrum based in Kerala, India. With more than 1096 parishes, its one of India's biggest church evangelical establishments.
The Syro-Malabar Catholic Archeparchy of Changanacherry (Syriac: ܐܦܪܟܝܐ ܪܒܬܐ ܕܫܢܓܢܐܣܐܪܐ, romanized: Afarkaya Rabbta d-Shanganasara; Malayalam: ചങ്ങനാശ്ശേരി അതിഭദ്രാസനം, romanized: Changanassery Athibhadhrasanam) is a Catholic East-Syriac Rite archeparchy with an area of 24,595 km2 comprising the districts of Kottayam, Alappuzha, Pathanamthitta, Kollam, and Thiruvananthapuram in Kerala, and also Kanyakumari district in Tamil Nadu. It is one of the largest Catholic dioceses in India in terms of area. Joseph Perumthottam is the current Metropolitan Archbishop, serving since 2007. Thomas Tharayil has been the auxiliary bishop since 2017. Suffragan eparchies of the Changanassery archeparchy includes Palai, Kanjirappally-Nilackal, and Thuckalay-Thiruvithancode.
The Holy Protection of Mary Byzantine Catholic Eparchy of Phoenix, commonly known as the Eparchy of Phoenix and formerly known as the Byzantine Catholic Eparchy of Van Nuys, is a Ruthenian Greek Catholic Church territory jurisdiction or eparchy of the Catholic Church in the western United States. Its episcopal see is Phoenix, Arizona. The last bishop was the Most Reverend John Stephen Pazak.
The Archeparchy of Tellicherry is a Syro-Malabar Church ecclesiastical jurisdiction or archeparchy of the Catholic Church in India. The boundaries of the Thalassery ecclesiastical province were extended to include Mangalore, Chickmangalore, Mysore, Shimoga and Ootty as there were settlers in the neighbouring States. The diocese covers an area of 18,000 km² and a Catholic population of 273,826. Since 2022, Joseph Pamplany is the Metropolitan Archbishop.
The Hungarian Greek Catholic Church or the Byzantine Catholic Church in Hungary is a sui iuris (autonomous) Eastern Catholic church based in Hungary. As a particular church of the Catholic Church, it is in full communion with the Holy See. Its liturgical usage is that of the Byzantine Rite in the Hungarian language.
The Eparchy of Irinjalakuda is a suffragan eparchy in the ecclesiastical province of the metropolitan Syro-Malabar Catholic Archeparchy of Thrissur in Kerala state's Thrissur District, southern India.It is part of the Syro-Malabar Church.
The Archeparchy of Pittsburgh is an archeparchy of the Ruthenian Greek Catholic Church that is located in the southern part of the United States of America. It is part of the Metropolis of Pittsburgh. The geographical remit of the archeparchy includes the states of Alabama, Arkansas, Kentucky, Louisiana, Mississippi, Oklahoma, Pennsylvania, Tennessee, Texas, and West Virginia. The incumbent archeparch is the Most Reverend William C. Skurla. The episcopal seat is situated in the city of Pittsburgh.
The Eparchy of Parma is an eparchy (diocese) of the Ruthenian Greek Catholic Church in the midwestern part of the United States. Its episcopal seat is the Cathedral of St. John the Baptist in Parma, Ohio. The eparchy's liturgies utilize the Byzantine Rite.