Date |  Recent Events |
| 2026.02.21 |  Bishop Jean-Baptiste Alain Harel resigned as Bishop of Port Victoria (Seychelles) and President of Episcopal Conferences of Indian Ocean
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| 2024.03.19 |  Fr. Michel Moura was consecrated as Vicar Apostolic of Rodrigues (Mauritius)
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| 2023.12.20 | Fr. Michel Moura, Priest of Port-Louis (Mauritius), was elected Vicar Apostolic of Rodrigues (Mauritius) |
| 2023.08.20 | Fr. Jean Michaël Durhône was consecrated as Bishop of Port-Louis (Mauritius) |
| 2023.05.19 | Cardinal Maurice Piat, C.S.Sp., resigned as Bishop of Port-Louis (Mauritius) Fr. Jean Michaël Durhône, Priest of Port-Louis (Mauritius) and General Secretary of Episcopal Conferences of Indian Ocean, was elected Bishop of Port-Louis (Mauritius) |
| 2022 | Cardinal Maurice Piat, C.S.Sp., resigned as President of Episcopal Conferences of Indian Ocean Bishop Jean-Baptiste Alain Harel, Bishop of Port Victoria (Seychelles), was appointed as President of Episcopal Conferences of Indian Ocean |
| 2021.07.19 | Cardinal Maurice Piat, C.S.Sp., Cardinal-Priest of S. Teresa al Corso d’Italia, Bishop of Port-Louis (Mauritius) and President of Episcopal Conferences of Indian Ocean, reached the age of 80 and became ineligible to vote in a future conclave (Mauritius) |
| 2020.09.10 | Bishop Jean-Baptiste Alain Harel, Titular Bishop of Forconio and Vicar Apostolic of Rodrigues (Mauritius), was appointed as Bishop of Port Victoria (Seychelles) |
| 2020 | Cardinal Maurice Piat, C.S.Sp., Bishop of Port-Louis (Mauritius), was appointed as President of Episcopal Conferences of Indian Ocean Bishop Jean-Baptiste Alain Harel resigned as Vice-President of Episcopal Conferences of Indian Ocean |
| 2019 | Fr. Jean Michaël Durhône, Priest of Port-Louis (Mauritius), was appointed as General Secretary of Episcopal Conferences of Indian Ocean |
| 2018.11.25 | Cardinal Maurice Piat, C.S.Sp., took possession as Cardinal-Priest of S. Teresa al Corso d’Italia |
| 2016.11.19 | Bishop Maurice Piat, C.S.Sp., Bishop of Port-Louis (Mauritius), was created Cardinal-Priest of S. Teresa al Corso d’Italia |
| 2016.09 | Bishop Maurice Piat, C.S.Sp., resigned as President of Episcopal Conferences of Indian Ocean |
| 2012.09.09 | Bishop Maurice Piat, C.S.Sp., Bishop of Port-Louis (Mauritius) and Vice-President of Episcopal Conferences of Indian Ocean, was appointed as President of Episcopal Conferences of Indian Ocean Bishop Jean-Baptiste Alain Harel, Vicar Apostolic of Rodrigues (Mauritius), was appointed as Vice-President of Episcopal Conferences of Indian Ocean |
| 2009.07.17 | Cardinal Jean Margéot, Cardinal-Priest of S. Gabriele Arcangelo all’Acqua Traversa and Bishop emeritus of Port-Louis (Mauritius), passed away at 93 |
| 2006.08.06 | Fr. Michel Moura was appointed as Priest of Port-Louis (Mauritius) |
| 2006.05.15 | Bishop Maurice Piat, C.S.Sp., Bishop of Port-Louis (Mauritius), was appointed as Vice-President of Episcopal Conferences of Indian Ocean |
| 2005.08.07 | Fr. Jean Michaël Durhône was appointed as Priest of Port-Louis (Mauritius) |
| 2002.12.08 | Fr. Jean-Baptiste Alain Harel was consecrated as Vicar Apostolic of Rodrigues (Mauritius) and Titular Bishop of Forconio |
| 2002.10.11 | Fr. Jean-Baptiste Alain Harel, Priest of Port-Louis (Mauritius), was elected Titular Bishop of Forconio and Vicar Apostolic of Rodrigues (Mauritius) |
| 2002 | Bishop Maurice Piat, C.S.Sp., resigned as President of Episcopal Conferences of Indian Ocean |
| 1996 | Bishop Maurice Piat, C.S.Sp., Bishop of Port-Louis (Mauritius), was appointed as President of Episcopal Conferences of Indian Ocean |
| 1993.02.15 | Cardinal Jean Margéot resigned as Bishop of Port-Louis (Mauritius) Bishop Maurice Piat, C.S.Sp., succeeded as Bishop of Port-Louis (Mauritius) |
| 1991.05.19 | Fr. Maurice Piat, C.S.Sp., was consecrated as Coadjutor Bishop of Port-Louis (Mauritius) |
| 1991.01.21 | Fr. Maurice Piat, C.S.Sp., was elected Coadjutor Bishop of Port-Louis (Mauritius) |
| 1989 | Cardinal Jean Margéot resigned as President of Episcopal Conferences of Indian Ocean |
| 1988.06.28 | Bishop Jean Margéot, Bishop of Port-Louis (Mauritius) and President of Episcopal Conferences of Indian Ocean, was created Cardinal-Priest of S. Gabriele Arcangelo all’Acqua Traversa |
| 1986.05.03 | Bishop Daniel Liston, C.S.Sp., Bishop emeritus of Port-Louis (Mauritius), passed away at 86 |
| 1986 | Bishop Jean Margéot, Bishop of Port-Louis (Mauritius), was appointed as President of Episcopal Conferences of Indian Ocean |
| 1978.09.03 | Fr. Jean-Baptiste Alain Harel was appointed as Priest of Port-Louis (Mauritius) |
| 1970.12.07 | Bishop Daniel Liston, C.S.Sp., resigned as Titular Bishop of Summa |
| 1969.05.04 | Msgr. Jean Margéot was consecrated as Bishop of Port-Louis (Mauritius) |
| 1969.02.06 | Msgr. Jean Margéot, Priest of Port-Louis (Mauritius) and Prelate of Honour of His Holiness, was elected Bishop of Port-Louis (Mauritius) |
| 1968.04.23 | Bishop Daniel Liston, C.S.Sp., Bishop of Port-Louis (Mauritius), was appointed as Titular Bishop of Summa |
| 1968.03.28 | Msgr. Jean Margéot, Priest of Port-Louis (Mauritius) and Domestic Prelate, was appointed as Prelate of Honour of His Holiness |
| 1956.09.19 | Fr. Jean Margéot, Priest of Port-Louis (Mauritius), was appointed as Domestic Prelate |
| 1949.12.19 | Archbishop Jacques Leen, C.S.Sp., Bishop of Port-Louis (Mauritius) and Archbishop ad personam, passed away at 61 Bishop Daniel Liston, C.S.Sp., succeeded as Bishop of Port-Louis (Mauritius) |
| 1947.10.12 | Fr. Daniel Liston, C.S.Sp., was consecrated as Titular Bishop of Drivastum and Coadjutor Bishop of Port-Louis (Mauritius) |
| 1947.03.13 | Fr. Daniel Liston, C.S.Sp., was elected Titular Bishop of Drivastum and Coadjutor Bishop of Port-Louis (Mauritius) |
| 1938.12.17 | Fr. Jean Margéot was appointed as Priest of Port-Louis (Mauritius) |
| 1933.08.01 | Bishop Jacques Leen, C.S.Sp., Bishop of Port-Louis (Mauritius), was promoted as Titular Archbishop of Phasis and Archbishop ad personam |
| 1931.06.19 |  Archbishop James Romanus Bilsborrow, E.B.C., Metropolitan Archbishop emeritus of Cardiff (Wales), passed away at 68
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| 1926.04.16 | Bishop Jacques Leen, C.S.Sp., succeeded as Bishop of Port-Louis (Mauritius) Bishop Giovanni Battista Murphy, C.S.Sp., Bishop of Port-Louis (Mauritius), passed away at 71 |
| 1925.09.13 | Fr. Jacques Leen, C.S.Sp., was consecrated as Titular Bishop of Hippo Diarrhytus and Coadjutor Bishop of Port-Louis (Mauritius) |
| 1925.07.15 | Fr. Jacques Leen, C.S.Sp., was elected Titular Bishop of Hippo Diarrhytus and Coadjutor Bishop of Port-Louis (Mauritius) |
| 1920.12.16 | Archbishop James Romanus Bilsborrow, E.B.C., Metropolitan Archbishop of Cardiff (Wales), was appointed as Titular Archbishop of Cius |
| 1916.08.13 | Fr. Giovanni Battista Murphy, C.S.Sp., was consecrated as Bishop of Port-Louis (Mauritius) |
| 1916.07.08 | Fr. Giovanni Battista Murphy, C.S.Sp., was elected Bishop of Port-Louis (Mauritius) |
| 1916.02.07 | Bishop James Romanus Bilsborrow, E.B.C., Bishop of Port-Louis (Mauritius), was promoted as Metropolitan Archbishop of Cardiff (Wales) |
| 1911.11.06 | Bishop Peter Augustine O’Neill, O.S.B., Bishop emeritus of Port-Louis (Mauritius), passed away at 69 |
| 1911.02.24 | Fr. James Romanus Bilsborrow, E.B.C., was consecrated as Bishop of Port-Louis (Mauritius) |
| 1910.09.13 | Fr. James Romanus Bilsborrow, E.B.C., was elected Bishop of Port-Louis (Mauritius) |
| 1909.11.26 | Bishop Peter Augustine O’Neill, O.S.B., Bishop of Port-Louis (Mauritius), was appointed as Titular Bishop of Isionda |
| ... | |
