On 10 May 1887 it was promoted as the Archdiocese of Adelaide, while losing territory to establish the Roman Catholic Diocese of Port Augusta.

[2] The Roman Catholic Ecclesiastical Province of Adelaide comprises the metropolitan's own archdiocese and these suffragan dioceses: The following individuals have been elected as Roman Catholic Archbishop of Adelaide, or any of its precursor titles:[3] Note: On 3 June 2018 Pope Francis named Bishop Gregory O’Kelly, S.J.

Davis was committed to stand trial in the Adelaide District Court, but he died before proceedings were commenced.

[22] Father Charles Barnett pleaded guilty in 2009 (after extradition from Indonesia) to three child sex charges for events from 1977 to 1985 at Crystal Brook and Port Pirie.[23][relevant?]

In September 2011, Senator Nick Xenophon used parliamentary privilege to name an Adelaide priest as the alleged perpetrator of sexual assaults on John Hepworth about 50 years earlier.