The Archdiocese of Buenos Aires is one of thirteen Latin Metropolitan archdioceses of the Catholic Church in Argentina, South America.
The Roman Catholic Archdiocese of Córdoba is in Argentina and is a metropolitan diocese and its suffragan sees include Cruz del Eje, San Francisco, Villa de la Concepción del Río Cuarto and Villa María as well as the Territorial Prelature of Deán Funes. It was elevated on 20 April 1934.
The Roman Catholic Archdiocese of La Plata is in Argentina and is a metropolitan diocese and its suffragan sees are Azul, Chascomús, and Mar del Plata. It was elevated on 20 April 1934.
The Roman Catholic Diocese of La Rioja is in Argentina and is a suffragan of the Archdiocese of San Juan de Cuyo.
The Roman Catholic Diocese of Santiago del Estero is in Argentina and is a suffragan diocese of Tucumán.
Juan Carlos Maccarone was an Argentine Roman Catholic bishop.
Mario José Serra was a prelate of the Catholic Church. He served as auxiliary bishop of Buenos Aires from 1975 till 2002.
Manuel Tato was a prelate of the Roman Catholic Church. He served as auxiliary bishop of Buenos Aires from 1948 till 1961, when he became bishop of Santiago del Estero.
Ernesto Segura was a prelate of the Roman Catholic Church. He served as auxiliary bishop of Buenos Aires from 1962 till his death in 1972.
Raúl Omar Rossi was a prelate of the Roman Catholic Church. He served as auxiliary bishop of Buenos Aires from 1992 till 2000, when he became bishop of San Martín.
Mario Aurelio Poli is an Argentine Cardinal of the Roman Catholic Church. He has served as the Archbishop of Buenos Aires since his installation on 20 April 2013, succeeding Jorge Bergoglio, who was elected as Pope Francis. He previously served as the Bishop of the Roman Catholic Diocese of Santa Rosa in Argentina
Alfredo Horacio Zecca is a prelate of the Roman Catholic Church He served as archbishop of Tucumán from 2011 to 2017, when he resigned for reasons of health.
Enrique Eguía Seguí is a prelate of the Roman Catholic Church. He serves as auxiliary bishop of Buenos Aires since 2008.
Oscar Vicente Ojea Quintana is a prelate of the Roman Catholic Church. He served as auxiliary bishop of Buenos Aires from 2006 until 2009, when he was appointed bishop coadjutor of San Isidro, succeeding as bishop in 2011.
Luis Alberto Fernández Alara is a prelate of the Roman Catholic Church. He served as auxiliary bishop of Buenos Aires from 2009 until 2013, when he became bishop of Rafaela.
Jorge Eduardo Lozano is a prelate of the Roman Catholic Church. He served as auxiliary bishop of Buenos Aires from 2000 until 2005, when he became bishop of Gualeguaychú. He became Coadjutor Archbishop of San Juan de Cuyo in 2016, and succeeded to the see in 2017.
Hugo Nicolás Barbaro is a prelate of the Roman Catholic Church. He serves as bishop of San Roque de Presidencia Roque Sáenz Peña since 2008.
Ariel Edgardo Torrado Mosconi is a prelate of the Roman Catholic Church. He has served as Auxiliary Bishop of Santiago del Estero since his appointment by Pope Emeritus Benedict XVI on November 22, 2008. On Tuesday December, 1, 2015, Pope Francis appointed him Bishop of the Roman Catholic Diocese of Nueve de Julio.
Francisco Polti Santillán is a prelate of the Roman Catholic Church. He served as bishop of Santo Tomé from 1994 until 2006, and as bishop of Santiago del Estero from 2006 until his retirement in 2013.
Gustavo Oscar Carrara is a prelate of the Roman Catholic Church. He currently serves as an auxiliary bishop of Buenos Aires since 2017.