Changes in Ecclesiastical Jurisdictions in Dominican Republic

Date	Change
1504.11.15	Diocese of Bayuna was established (from Metropolitan Archdiocese of Sevilla and became suffragan of Hyaguata)
1504.11.15	Metropolitan Archdiocese of Hyaguata was established (from Metropolitan Archdiocese of Sevilla and with suffragan sees Bayuna and Magua)
1504.11.15	Diocese of Magua was established (from Metropolitan Archdiocese of Sevilla and became suffragan of Hyaguata)
1511.08.08	Diocese of Bayuna was suppressed (to establish Diocese of Concepción de la Vega)
1511.08.08	Diocese of Concepción de la Vega was established (from the suppressed Metropolitan Archdiocese of Hyaguata, Diocese of Bayuna and Diocese of Magua and became suffragan of Sevilla)
1511.08.08	Metropolitan Archdiocese of Hyaguata was suppressed (to establish Diocese of Concepción de la Vega and Diocese of Santo Domingo)
1511.08.08	Diocese of Magua was suppressed (to establish Diocese of Concepción de la Vega and Diocese of Santo Domingo)
1511.08.08	Diocese of Santo Domingo was established (from the suppressed Metropolitan Archdiocese of Hyaguata and Diocese of Magua and became suffragan of Sevilla)
1519	Diocese of Santo Domingo lost territory to Diocese of Puerto Rico
1546.02.12	Diocese of Santo Domingo was promoted as Metropolitan Archdiocese of Santo Domingo (with suffragan sees Cartagena, Concepción de la Vega, Coro, Puerto Rico, Santa Marta, Santiago, Trujillo and Jamaica)
1606	Diocese of Concepción de la Vega was suppressed (to Metropolitan Archdiocese of Santo Domingo)
1953.09.25	Diocese of La Vega was restored (from Metropolitan Archdiocese of Santo Domingo and became suffragan of Santo Domingo)
1953.09.25	Territorial Prelature of San Juan de la Maguana was established (from Metropolitan Archdiocese of Santo Domingo and became suffragan of Santo Domingo)
1953.09.25	Diocese of Santiago de los Caballeros was established (from Metropolitan Archdiocese of Santo Domingo and became suffragan of Santo Domingo)
1958.01.23	Military Vicariate of Dominican Republic was established
1959.04.01	Diocese of Nuestra Señora de la Altagracia en Higüey was established (from Metropolitan Archdiocese of Santo Domingo and became suffragan of Santo Domingo)
1969.11.19	Territorial Prelature of San Juan de la Maguana was promoted as Diocese of San Juan de la Maguana
1976.04.24	Diocese of Barahona was established (from Diocese of San Juan de la Maguana and became suffragan of Santo Domingo)
1978.01.16	Diocese of Mao–Monte Cristi was established (from Diocese of Santiago de los Caballeros)
1978.01.16	Diocese of San Francisco de Macorís was established (from Diocese of La Vega and Diocese of Santiago de los Caballeros)
1978.01.16	Diocese of Santiago de los Caballeros lost territory to Diocese of La Vega
1986.07.21	Military Vicariate of Dominican Republic was promoted as Military Ordinariate of Obispado Castrense de República Dominicana
1986.11.08	Diocese of Baní was established (from Metropolitan Archdiocese of Santo Domingo and became suffragan of Santo Domingo)
1994.02.14	Diocese of Santiago de los Caballeros was promoted as Metropolitan Archdiocese of Santiago de los Caballeros (with suffragan sees La Vega, Mao–Monte Cristi and San Francisco de Macorís)
1996.12.16	Diocese of Puerto Plata was established (from Metropolitan Archdiocese of Santiago de los Caballeros and became suffragan of Santiago de los Caballeros)
1997.02.01	Diocese of San Pedro de Macorís was established (from Metropolitan Archdiocese of Santo Domingo and Diocese of Nuestra Señora de la Altagracia en Higüey and became suffragan of Santo Domingo)