The Roman Catholic Diocese of Oudtshoorn (Latin: Oudtshoornen(sis)) is a diocese located in the city of Oudtshoorn in the ecclesiastical province of Cape Town in South Africa.

On 4 May 2020, Noel Andrew Rucastle, a priest of the Archdiocese of Cape Town, was appointed Bishop of Oudtshoorn.

• 3 August 1874: Established as Apostolic Prefecture of Cape of Good Hope, Central District from the Apostolic Vicariate of Cape of Good Hope, Western District
• 13 June 1939: Renamed as Apostolic Prefecture of Oudtshoorn
• 9 December 1948: Promoted as Apostolic Vicariate of Oudtshoorn
• 11 January 1951: Promoted as Diocese of Oudtshoorn

• The cathedral is St. Saviour's Cathedral in Oudtshoorn.

• Prefects Apostolic of Cape of Good Hope, Central District (Latin Church)
  • Bishop Franziskus Hennemann (1922.06.26 – 1933.06.30), appointed Vicar Apostolic of Cape of Good Hope, Western District
  • Fr. Teodoro Koenig (1934.01.12 – 1939.06.13 see below)
• Prefect Apostolic of Oudtshoorn
  • Fr. Teodoro Koenig (see above 1939.06.13 – 1947)
• Vicar Apostolic of Oudtshoorn
  • Bishop Bruno-Augustin Hippel (1948.12.09 – 1951.01.11 see below)
• Bishops of Oudtshoorn
  • Bishop Bruno-Augustin Hippel (see above 1951.01.11 – 1968.10.02)
  • Bishop Manfred Gottschalk, S.A.C. (1969.03.06 – 1982.04.20)
  • Bishop Edward Robert Adams (1983.05.02 - 2010.05.28)

    

  • Bishop Francisco Fortunato de Gouveia (appointed 2010.05.28 - retired 2 July 2018)
  • Bishop Noel Andrew Rucastle (appointed 4 May 2020 - )

• Roman Catholicism in South Africa

• Website (Diocese of Oudtshoorn)
• GCatholic.org
• Catholic Hierarchy

33°35′10″S 22°12′16″E / 33.58611°S 22.20444°E / -33.58611; 22.20444