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Metropolitan Archdiocese of La Plata

*Archidioecesis Metropolitae Platensis*

Arquidiócesis Metropolitana de La Plata
Metropolitan Archdiocese of La Plata; Archidioecesis Metropolitae Platensis; Arquidiócesis Metropolitana de La Plata
	Cathedral of the Immaculate Conception
Location
Country	Argentina
Ecclesiastical province	La Plata
Statistics
Area	4,652 km2 (1,796 sq mi)
Population; - Total; - Catholics	(as of 2004); 750,000; 637,500 (85%)
Parishes	65
Information
Denomination	Roman Catholic
Rite	Roman Rite
Established	15 February 1897 (127 years ago)
Cathedral	Cathedral of the Immaculate Conception
Patron saint	Immaculate Conception; St Pontian
Current leadership
Pope	Francis
Metropolitan Archbishop	Gabriel Antonio Mestre
Auxiliary Bishops	Alberto Germán Bochatey Chaneton; Jorge Esteban González; Federico Wechsung;
Bishops emeritus	Héctor Rubén Aguer
Map
Website
	Website of the Archdiocese

The Roman Catholic Metropolitan Archdiocese of La Plata (erected 15 February 1897, as the Diocese 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.

Bishops

Ordinaries

Mariano Antonio Espinosa (1898–1900), appointed Archbishop of Buenos Aires
Juan Nepomuceno Terrero y Escalada (1900–1921)
Francisco Alberti (1921–1938)
Juan Pascual Chimento (1938–1946)
Tomás Juan Carlos Solari (1948–1954)
Antonio José Plaza [es] (1955–1985)
Antonio Quarracino (1985–1990), appointed Archbishop of Buenos Aires (Cardinal in 1991)
Carlos Walter Galán Barry (1991–2000)
Héctor Rubén Aguer (2000–2018)^[1]
Víctor Manuel Fernández (2018^[2] – 2023)
Gabriel Antonio Mestre (2023^[3]–2024)

Coadjutor archbishop

Héctor Rubén Aguer (1998–2000)

Auxiliary bishops

Francisco Alberti (1899–1917), appointed Bishop here
Santiago Luis Copello (1918–1928), appointed Auxiliary Bishop of Buenos Aires; future Cardinal
Juan Pascual Chimento (1928–1934), appointed Bishop of Mercedes (later returned here as Archbishop)
Anunciado Serafini (1935–1939), appointed Bishop of Mercedes
Germiniano Esorto (1943–1946), appointed Bishop of Bahía Blanca
Enrique Rau (1951–1954), appointed Bishop of Resistencia
Raúl Francisco Primatesta (1957–1961), appointed Bishop of San Rafael; future Cardinal
Eduardo Francisco Pironio (1964–1972), appointed Bishop of Mar del Plata; future Cardinal
Octavio Nicolás Derisi (1970–1984)
Mario Picchi, S.D.B. (1975–1978), appointed Bishop of Venado Tuerto
José María Montes (1978–1983), appointed Bishop of Chascomús
Guillermo José Garlatti (1994–1997), appointed Bishop of San Rafael
Antonio Marino (2003–2011), appointed Bishop of Mar del Plata
Nicolás Baisi (2010–2020), appointed Bishop of Puerto Iguazú
Alberto Germán Bochatey Chaneton, O.S.A. (2012–
Jorge Esteban González (2020–

Other priests of this diocese who became bishops

Miguel d’Andrea, appointed Auxiliary Bishop of Buenos Aires in 1919
Alejandro Schell (priest here, 1922–1957), appointed Coadjutor Bishop of Lomas de Zamora in 1958

Territorial losses

Year	Along with	To form
1934		Diocese of Azul Diocese of Bahía Blanca Diocese of Mercedes
1947		Diocese of San Nicolás de los Arroyos
1957		Diocese of Lomas de Zamora Diocese of Morón
1957	Diocese of Bahía Blanca	Diocese of Mar del Plata
1957	Diocese of San Nicolás de los Arroyos	Diocese of San Isidro
1961	Diocese of Lomas de Zamora	Diocese of Avellaneda
1976	Diocese of Avellaneda	Diocese of Quilmes
1980	Diocese of Mar del Plata	Diocese of Chascomús