The Roman Catholic Diocese of Ootacamund (Latin: Ootacamunden(sis)) is a diocese located in the city of Ootacamund (Ooty) in the ecclesiastical province of Madras and Mylapore in India.

• Bishops of Ootacamund Diocese (Latin Rite)
  • Bishop Mar Antony Padiyara (later Cardinal) (3 July 1955 – 14 June 1970)
  • Bishop Packiam Arokiaswamy (later Archbishop) (16 January 1971 – 6 December 1971)
  • Bishop James Masilamony Arul Das (later Archbishop) (21 December 1973 – 11 May 1994)
  • Bishop Antony Anandarayar (later Archbishop) (2 January 1997 – 10 June 2004)
  • Bishop Arulappan Amalraj (30 June 2006 – present)

• Bl. Mary of the Passion established a convent and order in Ooty.

• GCatholic.org
• Catholic Hierarchy
• Diocese website

11°25′00″N 76°42′31″E / 11.4167°N 76.7086°E / 11.4167; 76.7086