• 1606: Established as Mission “sui iuris” of Madura from the Diocese of Cochin
• 1773: Suppressed
• 1836: Restored as the Apostolic Vicariate of Madura and Coromandel Coast from the Diocese of São Tomé of Meliapore
• 1 September 1886: Promoted as Diocese of Madurai
• 7 June 1887: Renamed as Diocese of Trichinopoly
• 21 October 1950: Renamed as Diocese of Tiruchirapalli

• Basilica of the Holy Redeemer, Tiruchirapalli, a minor basilica

Bishops of Tiruchirapalli

• Savarimuthu Arokiaraj (15 August 2021 - Incumbent)
• Apostolic Administrator of Tiruchirapalli - Devadass Ambrose Mariadoss (14 July 2018 - 15 August 2021)
• Antony Devotta (16 November 2000 – 14 July 2018)
• Gabriel Lawrence Sengol (6 October 1990 – 14 October 1997)
• Thomas Fernando (November 33, 1970 – 6 October 1990)
• James Mendonça (7 March 1938– 19 December 1970)
• John Peter Leonard, S.J. (later Archbishop) (2 January 1936 – 8 January 1938)
• Ange-Auguste Faisandier, S.J. (19 December 1913 – 24 September 1934)
• Jean-Marie Barthe, S.J. (21 March 1890 – 19 December 1913)
• Alexis Canoz, S.J. (7 June 1887 – 2 December 1888)

Bishops of Madurai

• Alexis Canoz, S.J. (1 September 1886 – 7 June 1887)

Vicars Apostolic of Madura and Coromandel Coast

• Alexis Canoz, S.J. (25 April 1846 – 1 September 1886)
• Clément Bonnand, M.E.P. (3 October 1836 – 3 April 1850)
• Louis-Charles-Auguste Hébert, M.E.P. (8 July 1836 – 3 October 1836)

• Servant of God Annammal Selvanayagam Pillai^[1]
• Servant of God Rev. Fr. Antony Soosainather^[2]

• GCatholic.org
• Catholic Hierarchy

10°48′17″N 78°41′30″E / 10.8047°N 78.6916°E / 10.8047; 78.6916