Roman Catholic Diocese of San Isidro

The Diocese of San Isidro (Latin: Sancti Isidori Dioecesis in Argentina, Spanish: diócesis de San Isidro ) is a location in Argentina Roman Catholic diocese based in San Isidro.

It was on February 11, 1957 by Pope Pius XII. built with the Papal Bull Quandoquidem Adoranda out of territory of the Archdiocese of La Plata and of the Diocese of San Nicolás de los Arroyos. The Diocese of San Isidro was the Archdiocese of Buenos Aires is a suffragan.

The diocese is the patron saint Isidore of Madrid.

Bishops of San Isidro

• Antonio María Aguirre, March 13, 1957-13. May 1985
• Alcides Jorge Pedro Casaretto, May 13, 1985-30. December 2011
• Óscar Vicente Ojea, since December 30, 2011