The Roman Catholic Archdiocese of Melbourne is a Latin Rite metropolitan archdiocese in Melbourne, Victoria, Australia. Erected initially in 1847 as the Diocese of Melbourne, a suffragan diocese of Archdiocese of Sydney, the diocese was elevated in 1874 as an archdiocese of the Ecclesiastical Province of Melbourne and is the metropolitan for the suffragan dioceses of Sale, Sandhurst, Ballarat, and the Ukrainian Catholic Eparchy of Ss Peter and Paul. The Archdiocese of Hobart is attached to the archdiocese for administrative purposes. St Patrick's Cathedral is the seat of the Archbishop of Melbourne, currently Peter Comensoli, who succeeded Denis Hart on 1 August 2018.
The Diocese of Sandhurst is a Latin Church ecclesiastical jurisdiction or diocese of the Catholic Church in Australia. It is a suffragan in the ecclesiastical province of the metropolitan Archdiocese of Melbourne. The Diocese of Sandhurst was erected in 1874 and covers the central and north-east regions of Victoria, including Bendigo.
The Diocese of Jaffna is a Latin Church ecclesiastical territory or diocese of the Catholic Church in northern Sri Lanka. Latin Catholicism in the diocese's territory dates to the time of Francis Xavier. The current bishop is Justin Gnanapragasam.
The Diocese of Calgary is a Latin Church ecclesiastical territory or diocese of the Catholic Church in Alberta, Canada. The Diocese of Calgary is a suffragan diocese of the metropolitan Archdiocese of Edmonton.
The Archdiocese of Canberra and Goulburn is a Latin Church ecclesiastical territory or archdiocese of the Catholic Church located in the Australian Capital Territory, and the South West Slopes, Southern Tablelands, Monaro and the South Coast regions of New South Wales, Australia. Erected in 1948, the archdiocese is directly subject to the Holy See.
The Metropolitan Archdiocese of Perth is a Latin Church metropolitan archdiocese of the Catholic Church in Australia covering the Greater Perth, Goldfields-Esperance, Peel and Wheatbelt regions of Western Australia.
The Diocese of Broome is a Latin Church ecclesiastical jurisdiction or diocese of the Catholic Church in Australia. The diocese covers the Kimberley and Pilbara regions of Western Australia. It is a suffragan in the ecclesiastical province of the metropolitan Archdiocese of Perth. Its cathedral episcopal see is Our Lady Queen of Peace Cathedral, in Broome, Western Australia.
The Diocese of Bunbury is a Latin Church ecclesiastical jurisdiction or diocese of the Catholic Church in Australia. It is a suffragan in the ecclesiastical province of the metropolitan Archdiocese of Perth. The Diocese of Bunbury was established in 1954, and covers the South West and Great Southern regions of Western Australia.
The Archdiocese of Brisbane is a Latin Church metropolitan archdiocese of the Catholic Church in Australia located in Brisbane and covering the South East region of Queensland, Australia.
The Roman Catholic Diocese of Cairns is located in the state of Queensland, Australia. It is a suffragan diocese of the Archdiocese of Brisbane. The diocese was erected as a vicariate apostolic in 1877 and was elevated to a diocese in 1941. Its territorial remit is Far North Queensland.
The Diocese of Rockhampton is a Latin Church ecclesiastical territory or diocese of the Catholic Church in Australia. It is a suffragan in the ecclesiastical province of the metropolitan Archdiocese of Brisbane. Erected in 1882, it covers Central Queensland.
The Diocese of Townsville is a Latin Church ecclesiastical jurisdiction or diocese of the Catholic Church in Australia. It is a suffragan in the ecclesiastical province of the metropolitan Archdiocese of Brisbane. Erected in 1930, the Diocese of Townsville covers North Queensland. It was assembled from territory separated from the Diocese of Rockhampton.
The Roman Catholic Diocese of Bathurst (Australia) is a Latin Church suffragan diocese of the Metropolitan Archdiocese of Sydney, established in 1865, covering the Central West and Orana regions of New South Wales, Australia.
The Diocese of Wollongong is a Latin Church ecclesiastical jurisdiction or diocese of the Catholic Church in Australia. Established in 1951, the diocese covers the Illawarra and Southern Highlands regions of New South Wales. It is a suffragan in the ecclesiastical province of the metropolitan Archdiocese of Sydney
The Diocese of Auckland is a Latin Church ecclesiastical territory or diocese of the Catholic Church in New Zealand. It was one of two dioceses in the country that were established on 20 June 1848. Auckland became a suffragan diocese of the Archdiocese of Wellington in 1887. A large area of the diocese south of Auckland was split from the diocese on 6 March 1980 to form the Diocese of Hamilton. As of 2021, almost 40 per cent of New Zealand’s 471,000 Catholics lived within the diocese of Auckland.
The Roman Catholic Diocese of Ondo is a diocese located in the Ondo State in the ecclesiastical province of Ibadan in Nigeria. The cathedral and diocesan secretariat are located in Akure.
The Metropolitan Archdiocese of Shillong is a Roman Catholic archdiocese with its jurisdiction in the two district of Ri Bhoi and East khasi Hills State of Meghalaya, in northeastern India. The Archdiocese of Shillong is also the metropolitan diocese of the Province of Shillong, an ecclesiastical province in Northeast India. It serves 346,060 followers in 43 parishes under 7 zones in the 2 districts. The rural parishes are usually divided into sub districts and further into "balang shnong" or village churches while urban parishes are divided into CMCs and balang dong in the district. The Archdiocese usually organised programmes,teaching and worship at Diocese level, Zonal Level, Parish level, CMC/ village level and Small Christian communities or Kynhun Balang barit ( KBB).
Michael Henry Morrissey is the bishop of the Roman Catholic Diocese of Geraldton and the Apostolic Administrator of the Roman Catholic Diocese of Broome.
Australia 
114,662
27,135 (
12
