Diocese of Avellaneda-Lanús
Diocese of Avellaneda-Lanús (Latin: Dioecesis Avellanediensis-Lanusensis) is a Roman Catholic diocese in Argentina. It is part of the Archdiocese of Buenos Aires as a suffragan.
Established and name changes:
- Created on 10 April 1961 as the Diocese of Avellaneda
- Renamed to Avellaneda-Lanús on 24 April 2001
Location and territory:
- Country: Argentina
- Province (metropolitan): Buenos Aires
- Area: 98 square kilometers
People and parishes:
- Population (2012): 794,485 total
- Catholics: 635,588 (about 80%)
- Parishes: 50
Church and rites:
- Denomination: Roman Catholic
- Rite: Roman Rite
- Cathedral: Cathedral of the Assumption in Avellaneda
Leadership:
- Patron saint: St Teresa of Ávila (also devotion to the Assumption of Mary)
- Bishop: Marcelo Julián Margni
- Metropolitan Archbishop: Jorge Ignacio García Cuerva
- Emeritus Bishop: Rubén Oscar Frassia
This page was last edited on 3 February 2026, at 03:05 (CET).