Changes in Ecclesiastical Jurisdictions in Myanmar

Date	Change
1741	Apostolic Vicariate of Ava and Pegu was established (from Diocese of Tomé)
1856	Apostolic Vicariate of Ava and Pegu was renamed as Apostolic Vicariate of Burma
1866.11.27	Apostolic Vicariate of Central Burma was established (from Apostolic Vicariate of Burma)
1866.11.27	Apostolic Vicariate of Eastern Burma was established (from Apostolic Vicariate of Burma)
1866.11.27	Apostolic Vicariate of Burma was renamed as Apostolic Vicariate of Southwestern Burma (lost territory to establish Apostolic Vicariate of Central Burma and Apostolic Vicariate of Eastern Burma)
1870.07.19	Apostolic Vicariate of Central Burma was renamed as Apostolic Vicariate of Northern Burma
1870.07.19	Apostolic Vicariate of Southwestern Burma was renamed as Apostolic Vicariate of Southern Burma
1927.04.27	Apostolic Prefecture of Kengtung was established (from Apostolic Vicariate of Eastern Burma)
1927.04.27	Apostolic Vicariate of Eastern Burma was renamed as Apostolic Vicariate of Toungoo (lost territory to establish Apostolic Prefecture of Kengtung)
1939.01.05	Apostolic Prefecture of Bhamo was established (from Apostolic Vicariate of Northern Burma)
1939.01.05	Apostolic Vicariate of Northern Burma was renamed as Apostolic Vicariate of Mandalay (lost territory to establish Apostolic Prefecture of Bhamo)
1940.07.09	Apostolic Prefecture of Akyab was established (from Diocese of Chittagong)
1950.05.26	Apostolic Prefecture of Kengtung was promoted as Apostolic Vicariate of Kengtung
1953.05.07	Apostolic Vicariate of Southern Burma was renamed as Apostolic Vicariate of Rangoon
1955.01.01	Diocese of Bassein was established (from Apostolic Vicariate of Rangoon and became suffragan of Rangoon)
1955.01.01	Apostolic Vicariate of Kengtung was promoted as Diocese of Kengtung (became suffragan of Mandalay)
1955.01.01	Apostolic Vicariate of Mandalay was promoted as Metropolitan Archdiocese of Mandalay (with suffragan sees Kengtung and Bhamo)
1955.01.01	Apostolic Vicariate of Rangoon was promoted as Metropolitan Archdiocese of Rangoon (with suffragan sees Bassein, Toungoo and Akyab and lost territory to establish Diocese of Bassein)
1955.01.01	Apostolic Vicariate of Toungoo was promoted as Diocese of Toungoo (became suffragan of Rangoon)
1957.09.19	Apostolic Prefecture of Akyab was renamed as Apostolic Prefecture of Prome
1960.04.11	Metropolitan Archdiocese of Rangoon lost territory to Metropolitan Archdiocese of Ranchi
1961.02.21	Apostolic Prefecture of Bhamo was promoted as Diocese of Myitkyina
1961.02.21	Apostolic Prefecture of Prome was promoted as Diocese of Prome
1961.03.21	Diocese of Taunggyi was established (from Diocese of Toungoo and became suffragan of Rangoon)
1975.11.20	Apostolic Prefecture of Lashio was established (from Diocese of Kengtung and became suffragan of Mandalay)
1988.11.14	Diocese of Loikaw was established (from Diocese of Taunggyi and became suffragan of Rangoon)
1990.07.07	Apostolic Prefecture of Lashio was promoted as Diocese of Lashio
1991.10.08	Diocese of Bassein was renamed as Diocese of Pathein
1991.10.08	Diocese of Prome was renamed as Diocese of Pyay
1991.10.08	Metropolitan Archdiocese of Rangoon was renamed as Metropolitan Archdiocese of Yangon
1992.11.21	Diocese of Hakha was established (from Metropolitan Archdiocese of Mandalay and became suffragan of Mandalay)
1993.03.22	Diocese of Mawlamyine was established (from Metropolitan Archdiocese of Yangon and became suffragan of Yangon)
1996.07.31	Diocese of Toungoo was renamed as Diocese of Taungngu
1998.01.17	Diocese of Taunggyi was promoted as Metropolitan Archdiocese of Taunggyi (with suffragan sees Kengtung, Loikaw and Taungngu)
2005.12.15	Diocese of Pekhon was established (from Metropolitan Archdiocese of Taunggyi and became suffragan of Taunggyi)
2006.08.28	Diocese of Banmaw was established (from Diocese of Myitkyina and became suffragan of Mandalay)
2009.01.24	Diocese of Hpa-an was established (from Metropolitan Archdiocese of Yangon and became suffragan of Yangon)
2010.05.22	Diocese of Kalay was established (from Diocese of Hakha and became suffragan of Mandalay)