| 1329.08.09 |
Diocese of Quilon was established (became suffragan of Soltania) |
| 1450 |
Diocese of Quilon was suppressed |
| 1533.01.31 |
Diocese of Goa was established (from Diocese of Funchal and became suffragan of Funchal) |
| 1558.02.04 |
Diocese of Cochin was established (from Diocese of Goa and became suffragan of Goa) |
| 1558.02.04 |
Diocese of Goa was promoted as Metropolitan Archdiocese of Goa (with suffragan sees Cochin and Malacca and lost territory to establish Diocese of Cochin and Diocese of Malacca) |
| 1565 |
Archdiocese of Angamaly (Chaldean Rite) was established |
| 1599.12.20 |
Archdiocese of Angamaly (Chaldean Rite) was suppressed (to establish Diocese of Angamalé) |
| 1599.12.20 |
Diocese of Angamalé was established (from the suppressed Archdiocese of Angamaly and became suffragan of Goa) |
| 1606 |
Mission sui juris of Madura was established (from Diocese of Cochin) |
| 1606.01.09 |
Diocese of São Tomé de Meliapor was established (from Diocese of Cochin and became suffragan of Goa) |
| 1608.12.22 |
Diocese of Angamalé was promoted as Archdiocese of Angamalé |
| 1610.12.22 |
Diocese of Cochin lost territory to Archdiocese of Cranganor |
| 1610.12.22 |
Archdiocese of Angamalé was renamed as Archdiocese of Cranganor (gained territory from Diocese of Cochin) |
| 1637 |
Apostolic Vicariate of Idalcan was established (from Metropolitan Archdiocese of Goa) |
| 1642 |
Apostolic Prefecture of Fort Saint George was established (from Diocese of São Tomé de Meliapor) |
| 1659.12.03 |
Apostolic Vicariate of Malabar was established (from Diocese of Cochin) |
| 1669 |
Apostolic Vicariate of Idalcan was renamed as Apostolic Vicariate of Great Mogul |
| 1674 |
Apostolic Vicariate of Kanara was established (from Metropolitan Archdiocese of Goa) |
| 1700 |
Mission sui juris of Coromandel Coast was established (from Mission sui juris of Madura) |
| 1700 |
Apostolic Vicariate of Kanara was suppressed (to Metropolitan Archdiocese of Goa) |
| 1709.03.13 |
Apostolic Vicariate of Malabar was renamed as Apostolic Vicariate of Verapoly |
| 1773 |
Mission sui juris of Madura was suppressed (to Diocese of São Tomé de Meliapor and Mission sui juris of Coromandel Coast) |
| 1776 |
Apostolic Prefecture of French Colonies in India was established (from Mission sui juris of Coromandel Coast) |
| 1784.05.17 |
Mission sui juris of Hindustan was established (from Apostolic Vicariate of Great Mogul) |
| 1820 |
Apostolic Vicariate of Great Mogul was renamed as Apostolic Vicariate of Bombay |
| 1820 |
Mission sui juris of Hindustan was promoted as Apostolic Vicariate of Tibet-Hindustan |
| 1832.07.03 |
Mission sui juris of Coromandel Coast lost territory to Apostolic Vicariate of Madras |
| 1832.07.03 |
Apostolic Prefecture of Fort Saint George was promoted as Apostolic Vicariate of Madras (gained territory from Mission sui juris of Coromandel Coast) |
| 1834.04.18 |
Apostolic Vicariate of Bengal was established (from Diocese of São Tomé de Meliapor) |
| 1834.09.11 |
Apostolic Vicariate of Sardhana was established (from Apostolic Vicariate of Tibet-Hindustan) |
| 1836 |
Apostolic Vicariate of Sardhana was suppressed (to Apostolic Vicariate of Tibet-Hindustan) |
| 1836.07.08 |
Apostolic Prefecture of Madura was restored (from Diocese of São Tomé de Meliapor and Mission sui juris of Coromandel Coast) |
| 1836.09.01 |
Mission sui juris of Coromandel Coast was promoted as Apostolic Vicariate of Pondicherry |
| 1838.04.24 |
Diocese of Cochin was suppressed (to Apostolic Vicariate of Verapoly) |
| 1838.04.24 |
Archdiocese of Cranganor was suppressed (to Apostolic Vicariate of Verapoly) |
| 1838.04.24 |
Diocese of São Tomé de Meliapor was suppressed (to Apostolic Vicariate of Madras) |
| 1845.02.07 |
Apostolic Vicariate of Patna was established (from Apostolic Vicariate of Tibet-Hindustan) |
| 1845.03.16 |
Apostolic Pro-Vicariate of Mysore was established (from Apostolic Vicariate of Pondicherry) |
| 1845.03.16 |
Apostolic Pro-Vicariate of Vizagapatam was established (from Apostolic Vicariate of Madras and Apostolic Vicariate of Pondicherry) |
| 1845.04.03 |
Apostolic Pro-Vicariate of Coimbatore was established (from Apostolic Vicariate of Pondicherry) |
| 1845.05.12 |
Apostolic Pro-Vicariate of Mangalore was restored (from Apostolic Vicariate of Verapoly) |
| 1845.05.12 |
Apostolic Vicariate of Quilon was restored (from Apostolic Vicariate of Verapoly) |
| 1846.03.27 |
Apostolic Vicariate of Tibet-Hindustan was renamed as Apostolic Vicariate of Agra (lost territory to establish Apostolic Vicariate of Lhassa 拉薩) |
| 1846.05.19 |
Apostolic Prefecture of Madura was promoted as Apostolic Vicariate of Madura and Coromandel Coast |
| 1850.02.15 |
Apostolic Vicariate of Bengal was renamed as Apostolic Vicariate of Western Bengal (lost territory to Apostolic Vicariate of Lhassa 拉薩 and lost territory to establish Apostolic Vicariate of Eastern Bengal) |
| 1850.04.03 |
Apostolic Pro-Vicariate of Coimbatore was promoted as Apostolic Vicariate of Coimbatore (gained territory from Apostolic Vicariate of Pondicherry) |
| 1850.04.03 |
Apostolic Pro-Vicariate of Mysore was promoted as Apostolic Vicariate of Mysore |
| 1850.04.03 |
Apostolic Vicariate of Pondicherry lost territory to Apostolic Vicariate of Coimbatore |
| 1850.04.03 |
Apostolic Pro-Vicariate of Vizagapatam was promoted as Apostolic Vicariate of Vizagapatam |
| 1851.05.20 |
Apostolic Vicariate of Hyderabad was established (from Apostolic Vicariate of Madras) |
| 1853.03.15 |
Apostolic Pro-Vicariate of Mangalore was promoted as Apostolic Vicariate of Mangalore |
| 1854.03.08 |
Apostolic Vicariate of Poona was established (from Apostolic Vicariate of Bombay) |
| 1855 |
Mission sui juris of Central Bengal was established (from Apostolic Vicariate of Western Bengal) |
| 1870.07.19 |
Mission sui juris of Central Bengal was promoted as Apostolic Prefecture of Central Bengal |
| 1883 |
Apostolic Vicariate of Western Bengal lost territory to Apostolic Vicariate of Tibet 西藏 |
| 1886.09.01 |
Apostolic Vicariate of Agra was promoted as Archdiocese of Agra |
| 1886.09.01 |
Diocese of Allahabad was established (from the suppressed Apostolic Vicariate of Patna) |
| 1886.09.01 |
Apostolic Vicariate of Bombay was promoted as Archdiocese of Bombay |
| 1886.09.01 |
Apostolic Vicariate of Western Bengal was promoted as Archdiocese of Calcutta |
| 1886.09.01 |
Apostolic Prefecture of Central Bengal was promoted as Diocese of Central Bengal |
| 1886.09.01 |
Diocese of Cochin was restored (from Apostolic Vicariate of Verapoly and became suffragan of Goa) |
| 1886.09.01 |
Apostolic Vicariate of Coimbatore was promoted as Diocese of Coimbatore |
| 1886.09.01 |
Diocese of Daman was established (from Metropolitan Archdiocese of Goa, gained title of Cranganor and became suffragan of Goa) |
| 1886.09.01 |
Titular Patriarchal See of East Indies was established |
| 1886.09.01 |
Apostolic Prefecture of French Colonies in India was suppressed (to Archdiocese of Pondicherry) |
| 1886.09.01 |
Apostolic Vicariate of Hyderabad was promoted as Diocese of Hyderabad |
| 1886.09.01 |
Apostolic Vicariate of Madras was promoted as Archdiocese of Madras (lost territory to establish Diocese of São Tomé de Meliapor) |
| 1886.09.01 |
Apostolic Vicariate of Madura and Coromandel Coast was promoted as Diocese of Madurai |
| 1886.09.01 |
Apostolic Vicariate of Mangalore was promoted as Diocese of Mangalore |
| 1886.09.01 |
Apostolic Vicariate of Mysore was promoted as Diocese of Mysore |
| 1886.09.01 |
Apostolic Vicariate of Patna was suppressed (to establish Diocese of Allahabad) |
| 1886.09.01 |
Apostolic Vicariate of Pondicherry was promoted as Archdiocese of Pondicherry (gained territory from the suppressed Apostolic Prefecture of French Colonies in India) |
| 1886.09.01 |
Apostolic Vicariate of Poona was promoted as Diocese of Poona |
| 1886.09.01 |
Apostolic Vicariate of Quilon was promoted as Diocese of Quilon |
| 1886.09.01 |
Diocese of São Tomé de Meliapor was restored (from Apostolic Vicariate of Madras and became suffragan of Goa) |
| 1886.09.01 |
Apostolic Vicariate of Verapoly was promoted as Archdiocese of Verapoly (lost territory to establish Diocese of Cochin) |
| 1886.09.01 |
Apostolic Vicariate of Vizagapatam was promoted as Diocese of Vizagapatam |
| 1887.05.20 |
Apostolic Vicariate of Kottayam (Syro-Malabar Rite) was established (from Archdiocese of Verapoly) |
| 1887.05.20 |
Apostolic Vicariate of Trichur (Syro-Malabar Rite) was established (from Archdiocese of Verapoly) |
| 1887.06.07 |
Archdiocese of Agra was promoted as Metropolitan Archdiocese of Agra (with suffragan sees Allahabad and Lahore) |
| 1887.06.07 |
Diocese of Allahabad lost territory to Metropolitan Archdiocese of Calcutta |
| 1887.06.07 |
Archdiocese of Bombay was promoted as Metropolitan Archdiocese of Bombay (with suffragan see Poona) |
| 1887.06.07 |
Archdiocese of Calcutta was promoted as Metropolitan Archdiocese of Calcutta (with suffragan sees Dacca and Krishnagar and gained territory from Diocese of Allahabad) |
| 1887.06.07 |
Diocese of Central Bengal was renamed as Diocese of Krishnagar (became suffragan of Calcutta) |
| 1887.06.07 |
Archdiocese of Madras was promoted as Metropolitan Archdiocese of Madras (with suffragan sees Hyderabad and Vizagapatam) |
| 1887.06.07 |
Archdiocese of Pondicherry was promoted as Metropolitan Archdiocese of Pondicherry (with suffragan sees Coimbatore, Mangalore, Mysore and Trichinopoly) |
| 1887.06.07 |
Diocese of Madurai was renamed as Diocese of Trichinopoly (became suffragan of Pondicherry) |
| 1887.06.07 |
Archdiocese of Verapoly was promoted as Metropolitan Archdiocese of Verapoly (with suffragan see Quilon) |
| 1887.07.11 |
Diocese of Nagpur was established (from Diocese of Vizagapatam and became suffragan of Madras) |
| 1889.12.13 |
Apostolic Prefecture of Assam was established (from Diocese of Dacca and Diocese of Krishnagar) |
| 1890.07 |
Mission sui juris of Rajputana was established (from Metropolitan Archdiocese of Agra) |
| 1892.03.17 |
Mission sui juris of Rajputana was promoted as Apostolic Prefecture of Rajputana (became suffragan of Agra) |
| 1892.04.20 |
Apostolic Prefecture of Bettiah was established (from Diocese of Allahabad) |
| 1893.05.19 |
Metropolitan Archdiocese of Agra lost territory to Apostolic Prefecture of Bettiah |
| 1895 |
Diocese of Vizagapatam lost territory to Diocese of Nagpur |
| 1896.07.28 |
Apostolic Vicariate of Changanacherry (Syro-Malabar Rite) was established (from the suppressed Apostolic Vicariate of Kottayam) |
| 1896.07.28 |
Apostolic Vicariate of Ernakulam (Syro-Malabar Rite) was established (from Apostolic Vicariate of Trichur and from the suppressed Apostolic Vicariate of Kottayam) |
| 1896.07.28 |
Apostolic Vicariate of Kottayam (Syro-Malabar Rite) was suppressed (to Apostolic Vicariate of Trichur and to establish Apostolic Vicariate of Changanacherry and Apostolic Vicariate of Ernakulam) |
| 1899.09.01 |
Diocese of Kumbakonam was established (from Metropolitan Archdiocese of Pondicherry and became suffragan of Pondicherry) |
| 1910.09.13 |
Archdiocese of Simla was established (from Metropolitan Archdiocese of Agra and Diocese of Lahore) |
| 1911.08.29 |
Apostolic Vicariate of Kottayam (Syro-Malabar Rite) was restored (from Apostolic Vicariate of Changanacherry and Apostolic Vicariate of Ernakulam) |
| 1912 |
Metropolitan Archdiocese of Calcutta lost territory to Apostolic Vicariate of Tibet 西藏 |
| 1913.05.22 |
Apostolic Prefecture of Rajputana was promoted as Diocese of Ajmer |
| 1913.05.22 |
Archdiocese of Simla was promoted as Metropolitan Archdiocese of Simla (with suffragan sees Lahore and Kafiristan e Kashmir) |
| 1919.09.10 |
Apostolic Prefecture of Bettiah was suppressed (to establish Diocese of Patna) |
| 1919.09.10 |
Diocese of Patna was restored (from the suppressed Apostolic Prefecture of Bettiah and became suffragan of Calcutta) |
| 1919.09.19 |
Diocese of Allahabad lost territory to Diocese of Patna |
| 1923.06.12 |
Diocese of Calicut was established (from Diocese of Coimbatore, Diocese of Mangalore and Diocese of Mysore and became suffragan of Bombay) |
| 1923.06.12 |
Diocese of Tuticorin was established (from Diocese of Trichinopoly and became suffragan of Bombay) |
| 1923.12.21 |
Apostolic Vicariate of Changanacherry (Syro-Malabar Rite) was promoted as Diocese of Changanacherry (became suffragan of Ernakulam) |
| 1923.12.21 |
Apostolic Vicariate of Ernakulam (Syro-Malabar Rite) was promoted as Metropolitan Archdiocese of Ernakulam (with suffragan sees Changanacherry, Kottayam and Trichur) |
| 1923.12.21 |
Apostolic Vicariate of Kottayam (Syro-Malabar Rite) was promoted as Diocese of Kottayam (became suffragan of Ernakulam) |
| 1923.12.21 |
Apostolic Vicariate of Trichur (Syro-Malabar Rite) was promoted as Diocese of Trichur (became suffragan of Ernakulam) |
| 1927.05.25 |
Diocese of Ranchi was established (from Metropolitan Archdiocese of Calcutta and became suffragan of Calcutta) |
| 1928.05.01 |
Diocese of Daman was suppressed (to Metropolitan Archdiocese of Bombay and Metropolitan Archdiocese of Goa and Daman and lost title of Cranganor) |
| 1928.05.01 |
Metropolitan Archdiocese of Goa was renamed as Metropolitan Archdiocese of Goa and Daman (gained territory from the suppressed Diocese of Daman, gained title of Cranganor and lost suffragan see Daman) |
| 1928.06.15 |
Mission sui juris of Bellary was established (from Metropolitan Archdiocese of Madras and Diocese of Hyderabad and became suffragan of Madras) |
| 1928.07.03 |
Diocese of Nellore was established (from Metropolitan Archdiocese of Madras and became suffragan of Madras) |
| 1928.07.18 |
Mission sui juris of Cuttack was established (from Diocese of Vizagapatam) |
| 1929.02.15 |
Mission sui juris of Sikkim was established (from Metropolitan Archdiocese of Calcutta and Apostolic Vicariate of Dajianlu 打箭爐 and became suffragan of Calcutta) |
| 1929.07.03 |
Diocese of Kumbakonam lost territory to Diocese of São Tomé de Meliapor |
| 1929.07.03 |
Metropolitan Archdiocese of Madras exchanged territory with Diocese of São Tomé de Meliapor |
| 1929.07.03 |
Diocese of São Tomé de Meliapor lost territory to Metropolitan Archdiocese of Calcutta, Diocese of Chittagong, Diocese of Dacca and Diocese of Tuticorin |
| 1929.07.03 |
Diocese of Trichinopoly exchanged territory with Diocese of São Tomé de Meliapor |
| 1930.05.26 |
Diocese of Kottar was established (from Diocese of Quilon and became suffragan of Verapoly) |
| 1930.05.26 |
Diocese of Salem was established (from Metropolitan Archdiocese of Pondicherry, Diocese of Kumbakonam and Diocese of Mysore and became suffragan of Pondicherry) |
| 1930.07.14 |
Diocese of Vijayapuram was established (from Metropolitan Archdiocese of Verapoly and became suffragan of Verapoly) |
| 1931.03.03 |
Mission sui juris of Indore was established (from Diocese of Ajmer, Diocese of Allahabad and Diocese of Nagpur) |
| 1931.06.16 |
Mission sui juris of Sikkim was promoted as Apostolic Prefecture of Sikkim |
| 1932.06.11 |
Diocese of Tiruvalla (Syro-Malankar Rite) was established (became suffragan of Trivandrum) |
| 1932.06.11 |
Metropolitanate sui juris of Trivandrum (Syro-Malankar Rite) was established (with suffragan see Tiruvalla) |
| 1932.07.18 |
Apostolic Prefecture of Jubbulpore was established (from Diocese of Allahabad and Diocese of Nagpur and became suffragan of Madras) |
| 1933.01.10 |
Mission sui juris of Bezwada was established (from Diocese of Hyderabad) |
| 1934 |
Mission sui juris of Ahmedabad was established (from Metropolitan Archdiocese of Bombay) |
| 1934.07.09 |
Apostolic Prefecture of Assam was promoted as Diocese of Shillong (became suffragan of Calcutta) |
| 1935.03.11 |
Mission sui juris of Indore was promoted as Apostolic Prefecture of Indore (became suffragan of Agra) |
| 1937.04.13 |
Metropolitan Archdiocese of Agra lost territory to Metropolitan Archdiocese of Delhi and Simla |
| 1937.04.13 |
Mission sui juris of Bezwada was promoted as Diocese of Bezwada (became suffragan of Madras) |
| 1937.04.13 |
Metropolitan Archdiocese of Simla was renamed as Metropolitan Archdiocese of Delhi and Simla (gained territory from Metropolitan Archdiocese of Agra) |
| 1937.06.01 |
Mission sui juris of Cuttack was promoted as Diocese of Cuttack (became suffragan of Madras) |
| 1937.07.01 |
Diocese of Trivandrum was established (from Diocese of Quilon and became suffragan of Verapoly) |
| 1938.01.08 |
Diocese of Madura was established (from Diocese of Trichinopoly and became suffragan of Bombay) |
| 1940.01.12 |
Apostolic Prefecture of Jhansi was established (from Diocese of Allahabad and became suffragan of Agra) |
| 1940.01.12 |
Diocese of Lucknow was established (from Metropolitan Archdiocese of Agra and Diocese of Allahabad and became suffragan of Agra) |
| 1940.02.13 |
Diocese of Bangalore was established (from Diocese of Mysore and became suffragan of Pondicherry) |
| 1940.02.13 |
Diocese of Coimbatore lost territory to Diocese of Mysore |
| 1940.02.13 |
Diocese of Guntur was established (from Diocese of Nellore and became suffragan of Madras) |
| 1946.07.11 |
Apostolic Prefecture of Gorakhpur was established (from Diocese of Allahabad and became suffragan of Agra) |
| 1947.07.09 |
Apostolic Prefecture of Gorakhpur lost territory to Diocese of Allahabad |
| 1949.03.10 |
Mission sui juris of Bellary was promoted as Diocese of Bellary |
| 1949.05.05 |
Mission sui juris of Ahmedabad was promoted as Diocese of Ahmedabad (became suffragan of Bombay) |
| 1950.07.25 |
Diocese of Palai (Syro-Malabar Rite) was established (from Diocese of Changanacherry and became suffragan of Ernakulam) |
| 1950.10.21 |
Apostolic Prefecture of Jubbulpore was renamed as Apostolic Prefecture of Jabalpur |
| 1950.10.21 |
Diocese of Madura was renamed as Diocese of Madurai |
| 1950.10.21 |
Diocese of Trichinopoly was renamed as Diocese of Tiruchirapalli |
| 1950.10.21 |
Diocese of Bezwada was renamed as Diocese of Vijayawada |
| 1950.10.21 |
Diocese of Vizagapatam was renamed as Diocese of Visakhapatnam |
| 1951.02.08 |
Metropolitan Archdiocese of Pondicherry lost territory to Metropolitan Archdiocese of Calcutta and Diocese of Calicut |
| 1951.06.14 |
Diocese of Sambalpur was established (from Metropolitan Archdiocese of Calcutta, Diocese of Nagpur and Diocese of Ranchi and became suffragan of Calcutta) |
| 1951.06.21 |
Metropolitan Archdiocese of Agra lost territory to Diocese of Ajmer |
| 1951.07.12 |
Diocese of Dibrugarh was established (from Diocese of Shillong and became suffragan of Calcutta) |
| 1951.12.13 |
Diocese of Raigarh–Ambikapur was established (from Diocese of Nagpur and Diocese of Ranchi and became suffragan of Calcutta) |
| 1952.01.03 |
Diocese of Krishnagar lost territory to Diocese of Jessore |
| 1952.01.17 |
Apostolic Prefecture of Haflong was established (from Metropolitan Archdiocese of Dacca and Diocese of Chittagong) |
| 1952.01.17 |
Apostolic Prefecture of Jalandhar was established (from Diocese of Lahore and became suffragan of Delhi and Simla) |
| 1952.01.17 |
Diocese of Jalpaiguri was established (from Diocese of Dinajpur and became suffragan of Calcutta) |
| 1952.01.17 |
Apostolic Prefecture of Kashmir and Jammu was established (from Diocese of Lahore and Diocese of Rawalpindi and became suffragan of Delhi and Simla) |
| 1952.01.17 |
Apostolic Prefecture of Malda was established (from Diocese of Dinajpur and became suffragan of Calcutta) |
| 1952.05.15 |
Apostolic Prefecture of Indore was promoted as Diocese of Indore |
| 1952.06.19 |
Diocese of Alleppey was established (from Diocese of Cochin and became suffragan of Goa and Daman) |
| 1952.11.13 |
Metropolitan Archdiocese of Madras was renamed as Metropolitan Archdiocese of Madras and Mylapore (gained territory from the suppressed Diocese of São Tomé de Meliapor, lost territory to establish Diocese of Tanjore and Diocese of Vellore and gained suffragan sees Tanjore and Vellore) |
| 1952.11.13 |
Diocese of São Tomé de Meliapor was suppressed (to Metropolitan Archdiocese of Madras and Mylapore) |
| 1952.11.13 |
Diocese of Tanjore was established (from Metropolitan Archdiocese of Madras and became suffragan of Madras and Mylapore) |
| 1952.11.13 |
Diocese of Vellore was established (from Metropolitan Archdiocese of Madras and became suffragan of Madras and Mylapore) |
| 1952.12.22 |
Diocese of Warangal was established (from Diocese of Hyderabad and became suffragan of Madras and Mylapore) |
| 1953.08.07 |
Metropolitan Archdiocese of Pondicherry was renamed as Metropolitan Archdiocese of Pondicherry and Cuddalore |
| 1953.09.19 |
Diocese of Bangalore was promoted as Metropolitan Archdiocese of Bangalore (with suffragan sees Belgaum, Bellary, Mangalore and Mysore) |
| 1953.09.19 |
Diocese of Belgaum was established (from Metropolitan Archdiocese of Goa and Daman and Diocese of Poona and became suffragan of Bangalore) |
| 1953.09.19 |
Diocese of Hyderabad was promoted as Metropolitan Archdiocese of Hyderabad (with suffragan sees Guntur, Nellore, Vijayawada, Visakhapatnam and Warangal) |
| 1953.09.19 |
Diocese of Madurai was promoted as Metropolitan Archdiocese of Madurai (with suffragan sees Kottar, Tiruchirapalli and Tuticorin) |
| 1953.09.19 |
Diocese of Nagpur was promoted as Metropolitan Archdiocese of Nagpur (with suffragan see Jabalpur) |
| 1953.09.19 |
Diocese of Ranchi was promoted as Metropolitan Archdiocese of Ranchi (with suffragan sees Cuttack, Patna and Sambalpur) |
| 1953.10.20 |
Metropolitan Archdiocese of Goa and Daman lost territory to Diocese of Poona |
| 1953.12.31 |
Diocese of Tellicherry (Syro-Malabar Rite) was established (from Diocese of Calicut and became suffragan of Ernakulam) |
| 1954.07.05 |
Metropolitan Archdiocese of Agra lost territory to Diocese of Jhansi |
| 1954.07.05 |
Apostolic Prefecture of Jabalpur was promoted as Diocese of Jabalpur |
| 1954.07.05 |
Apostolic Prefecture of Jhansi was promoted as Diocese of Jhansi (gained territory from Metropolitan Archdiocese of Agra) |
| 1955.04.29 |
Diocese of Coimbatore lost territory to Diocese of Trichur |
| 1955.04.29 |
Diocese of Kottar lost territory to Diocese of Changanacherry |
| 1955.04.29 |
Diocese of Mangalore lost territory to Diocese of Tellicherry |
| 1955.04.29 |
Diocese of Mysore lost territory to Diocese of Tellicherry |
| 1955.04.29 |
Diocese of Quilon lost territory to Diocese of Changanacherry |
| 1955.04.29 |
Diocese of Trivandrum lost territory to Diocese of Changanacherry |
| 1955.05.08 |
Diocese of Amravati was established (from Metropolitan Archdiocese of Nagpur and became suffragan of Nagpur) |
| 1955.05.13 |
Diocese of Ajmer was renamed as Diocese of Ajmer–Jaipur |
| 1955.05.20 |
Diocese of Cochin lost territory to Diocese of Trivandrum |
| 1955.07.03 |
Diocese of Ootacamund was established (from Diocese of Mysore and became suffragan of Madras and Mylapore) |
| 1956.02.20 |
Diocese of Meerut was established (from Metropolitan Archdiocese of Agra and became suffragan of Agra) |
| 1956.07.29 |
Diocese of Kothamangalam (Syro-Malabar Rite) was established (from Metropolitan Archdiocese of Ernakulam and became suffragan of Ernakulam) |
| 1956.08.03 |
Apostolic Prefecture of Bhagalpur was established (from Diocese of Patna) |
| 1957.06.20 |
Diocese of Visakhapatnam lost territory to Diocese of Cuttack |
| 1958.09.17 |
Apostolic Prefecture of Gorakhpur was renamed as Apostolic Prefecture of Benares-Gorakhpur |
| 1959.01.10 |
Diocese of Changanacherry (Syro-Malabar Rite) was promoted as Metropolitan Archdiocese of Changanacherry (with suffragan see Palai) |
| 1959.06.04 |
Metropolitan Archdiocese of Delhi and Simla was renamed as Metropolitan Archdiocese of Delhi (lost territory to establish Diocese of Simla and gained suffragan see Simla) |
| 1959.06.04 |
Diocese of Simla was established (from Metropolitan Archdiocese of Delhi and Simla and became suffragan of Delhi) |
| 1960.01.12 |
Diocese of Mangalore lost territory to Diocese of Calicut |
| 1962.03.31 |
Ordinariate of Chanda (Syro-Malabar Rite) was established (from Metropolitan Archdiocese of Nagpur) |
| 1962.07.02 |
Diocese of Jamshedpur was established (from Metropolitan Archdiocese of Calcutta and Metropolitan Archdiocese of Ranchi and became suffragan of Ranchi) |
| 1962.08.08 |
Metropolitan Archdiocese of Calcutta lost territory to Diocese of Darjeeling |
| 1962.08.08 |
Apostolic Prefecture of Sikkim was promoted as Diocese of Darjeeling (gained territory from Metropolitan Archdiocese of Calcutta) |
| 1962.08.08 |
Apostolic Prefecture of Malda was promoted as Diocese of Dumka |
| 1963.09.13 |
Metropolitan Archdiocese of Bhopal was established (from Diocese of Ajmer–Jaipur, Diocese of Indore and Diocese of Jabalpur and with suffragan sees Indore and Jabalpur) |
| 1963.11.16 |
Diocese of Chikmagalur was established (from Diocese of Mysore and became suffragan of Bangalore) |
| 1964.01.16 |
Apostolic Prefecture of Raipur was established (from Metropolitan Archdiocese of Nagpur) |
| 1964.01.16 |
Diocese of Tezpur was established (from Diocese of Darjeeling, Diocese of Dibrugarh and Diocese of Shillong and became suffragan of Calcutta) |
| 1964.05.12 |
Diocese of Simla was renamed as Diocese of Simla and Chandigarh |
| 1965.01.11 |
Apostolic Prefecture of Bhagalpur was promoted as Diocese of Bhagalpur (became suffragan of Calcutta) |
| 1966.06.16 |
Diocese of Visakhapatnam lost territory to Diocese of Cuttack and Apostolic Prefecture of Raipur |
| 1966.09.29 |
Diocese of Baroda was established (from Metropolitan Archdiocese of Bombay and became suffragan of Bombay) |
| 1967.06.12 |
Diocese of Kurnool was established (from Diocese of Nellore and became suffragan of Hyderabad) |
| 1968.05.04 |
Apostolic Prefecture of Kashmir and Jammu was renamed as Apostolic Prefecture of Jammu and Kashmir |
| 1968.06.08 |
Apostolic Prefecture of Balasore was established (from Metropolitan Archdiocese of Calcutta) |
| 1968.07.29 |
Diocese of Amravati lost territory to Apostolic Exarchate of Chanda |
| 1968.07.29 |
Ordinariate of Chanda (Syro-Malabar Rite) was promoted as Apostolic Exarchate of Chanda (gained territory from Diocese of Amravati) |
| 1968.07.29 |
Apostolic Exarchate of Sagar (Syro-Malabar Rite) was established (from Metropolitan Archdiocese of Bhopal and became suffragan of Bhopal) |
| 1968.07.29 |
Apostolic Exarchate of Satna (Syro-Malabar Rite) was established (from Diocese of Jabalpur and became suffragan of Bhopal) |
| 1968.07.29 |
Apostolic Exarchate of Ujjain (Syro-Malabar Rite) was established (from Diocese of Indore and became suffragan of Bhopal) |
| 1969.06.26 |
Diocese of Shillong was promoted as Metropolitan Archdiocese of Gauhati–Shillong (with suffragan sees Silchar and Tezpur) |
| 1969.06.26 |
Apostolic Prefecture of Haflong was promoted as Diocese of Silchar (became suffragan of Gauhati–Shillong) |
| 1969.08.01 |
Diocese of Vellore lost territory to Metropolitan Archdiocese of Madras and Mylapore |
| 1969.09.01 |
Metropolitan Archdiocese of Pondicherry and Cuddalore lost territory to Metropolitan Archdiocese of Madras and Mylapore and Diocese of Vellore |
| 1970.01.22 |
Metropolitan Archdiocese of Gauhati–Shillong was renamed as Metropolitan Archdiocese of Shillong–Gauhati |
| 1970.06.05 |
Apostolic Prefecture of Benares-Gorakhpur was promoted as Diocese of Banaras |
| 1970.10.08 |
Diocese of Patna lost territory to Diocese of Bhagalpur |
| 1970.10.08 |
Metropolitan Archdiocese of Ranchi lost territory to Diocese of Bhagalpur |
| 1971.05.14 |
Diocese of Banaras was renamed as Diocese of Varanasi |
| 1971.06.05 |
Diocese of Daltonganj was established (from Metropolitan Archdiocese of Ranchi and became suffragan of Ranchi) |
| 1971.12.06 |
Apostolic Prefecture of Jalandhar was promoted as Diocese of Jalandhar |
| 1972.03.23 |
Apostolic Exarchate of Bijnor (Syro-Malabar Rite) was established (from Diocese of Meerut and became suffragan of Agra) |
| 1972.03.23 |
Apostolic Exarchate of Jagdalpur (Syro-Malabar Rite) was established (from Apostolic Prefecture of Raipur) |
| 1973.01.29 |
Diocese of Kohima–Imphal was established (from Diocese of Dibrugarh and became suffragan of Shillong–Gauhati) |
| 1973.03.01 |
Diocese of Mananthavady (Syro-Malabar Rite) was established (from Diocese of Tellicherry and became suffragan of Ernakulam) |
| 1973.03.01 |
Diocese of Tura was established (from Metropolitan Archdiocese of Shillong–Gauhati and became suffragan of Shillong–Gauhati) |
| 1973.04.03 |
Diocese of Ajmer–Jaipur lost territory to Apostolic Exarchate of Sagar |
| 1973.05.17 |
Diocese of Palayamkottai was established (from Metropolitan Archdiocese of Madurai and became suffragan of Madurai) |
| 1973.07.05 |
Apostolic Prefecture of Raipur was promoted as Diocese of Raipur |
| 1974.01.24 |
Diocese of Berhampur was established (from Diocese of Cuttack and Diocese of Visakhapatnam and became suffragan of Cuttack–Bhubaneswar) |
| 1974.01.24 |
Diocese of Cuttack was promoted as Metropolitan Archdiocese of Cuttack–Bhubaneswar (with suffragan sees Berhampur and Sambalpur and lost territory to establish Diocese of Berhampur) |
| 1974.06.27 |
Diocese of Palghat (Syro-Malabar Rite) was established (from Diocese of Trichur and became suffragan of Ernakulam) |
| 1975.01.20 |
Diocese of Tezpur lost territory to Diocese of Darjeeling |
| 1975.12.04 |
Diocese of Tellicherry (Syro-Malabar Rite) lost territory to Diocese of Mananthavady |
| 1976.01.01 |
Metropolitan Archdiocese of Goa and Daman was demoted as Archdiocese of Goa and Daman (without ecclesiastical province) |
| 1976.01.24 |
Diocese of Karwar was established (from Diocese of Belgaum and became suffragan of Bangalore) |
| 1976.05.31 |
Diocese of Nalgonda was established (from Metropolitan Archdiocese of Hyderabad and Diocese of Warangal and became suffragan of Hyderabad) |
| 1976.10.19 |
Diocese of Cuddapah was established (from Diocese of Nellore and became suffragan of Hyderabad) |
| 1976.12.09 |
Diocese of Eluru was established (from Diocese of Vijayawada and became suffragan of Hyderabad) |
| 1977 |
Titular Episcopal See of Chayal (Syro-Malankar Rite) was established |
| 1977.02.03 |
Diocese of Khandwa was established (from Diocese of Indore and became suffragan of Bhopal) |
| 1977.02.26 |
Apostolic Exarchate of Bijnor (Syro-Malabar Rite) was promoted as Diocese of Bijnor |
| 1977.02.26 |
Apostolic Exarchate of Chanda (Syro-Malabar Rite) was promoted as Diocese of Chanda (became suffragan of Nagpur) |
| 1977.02.26 |
Apostolic Exarchate of Jagdalpur (Syro-Malabar Rite) was promoted as Diocese of Jagdalpur (became suffragan of Bhopal) |
| 1977.02.26 |
Diocese of Kanjirapally (Syro-Malabar Rite) was established (from Metropolitan Archdiocese of Changanacherry and became suffragan of Changanacherry) |
| 1977.02.26 |
Diocese of Rajkot (Syro-Malabar Rite) was established (from Diocese of Ahmedabad and became suffragan of Bombay) |
| 1977.02.26 |
Apostolic Exarchate of Sagar (Syro-Malabar Rite) was promoted as Diocese of Sagar |
| 1977.02.26 |
Apostolic Exarchate of Satna (Syro-Malabar Rite) was promoted as Diocese of Satna |
| 1977.02.26 |
Apostolic Exarchate of Ujjain (Syro-Malabar Rite) was promoted as Diocese of Ujjain |
| 1977.03.12 |
Diocese of Guntur lost territory to Diocese of Nellore |
| 1977.05.30 |
Diocese of Baruipur was established (from Metropolitan Archdiocese of Calcutta and became suffragan of Calcutta) |
| 1977.11.10 |
Diocese of Ambikapur was established (from Diocese of Raigarh–Ambikapur and became suffragan of Bhopal) |
| 1977.11.10 |
Diocese of Raigarh–Ambikapur was renamed as Diocese of Raigarh (lost territory to establish Diocese of Ambikapur) |
| 1977.12.17 |
Diocese of Aurangabad was established (from Metropolitan Archdiocese of Hyderabad and Diocese of Amravati and became suffragan of Nagpur) |
| 1978.06.08 |
Diocese of Raiganj was established (from Diocese of Dumka and became suffragan of Calcutta) |
| 1978.06.22 |
Diocese of Irinjalakuda (Syro-Malabar Rite) was established (from Diocese of Trichur and became suffragan of Ernakulam) |
| 1978.10.28 |
Diocese of Bathery (Syro-Malankar Rite) was established (from Diocese of Tiruvalla and became suffragan of Trivandrum) |
| 1979.07.04 |
Diocese of Rourkela was established (from Diocese of Sambalpur and became suffragan of Cuttack–Bhubaneswar) |
| 1980.03.06 |
Diocese of Muzaffarpur was established (from Diocese of Patna and became suffragan of Ranchi) |
| 1980.03.28 |
Diocese of Imphal was established (from Diocese of Kohima–Imphal and became suffragan of Shillong–Gauhati) |
| 1980.03.28 |
Diocese of Kohima–Imphal was renamed as Diocese of Kohima (lost territory to establish Diocese of Imphal) |
| 1981.03.11 |
Diocese of Ajmer–Jaipur lost territory to Diocese of Indore |
| 1983.12.05 |
Diocese of Diphu was established (from Metropolitan Archdiocese of Shillong–Gauhati and Diocese of Silchar and became suffragan of Shillong–Gauhati) |
| 1984 |
Diocese of Patna lost territory to Diocese of Bhagalpur |
| 1984.06.19 |
Diocese of Gorakhpur (Syro-Malabar Rite) was established (from Diocese of Varanasi and became suffragan of Agra) |
| 1984.06.22 |
Diocese of Port Blair was established (from Metropolitan Archdiocese of Ranchi and became suffragan of Ranchi) |
| 1984.12.03 |
Diocese of Udaipur was established (from Diocese of Ajmer–Jaipur and became suffragan of Agra) |
| 1985.12.21 |
Diocese of Punalur was established (from Diocese of Quilon and became suffragan of Verapoly) |
| 1986.03.10 |
Apostolic Prefecture of Jammu and Kashmir was promoted as Diocese of Jammu–Srinagar |
| 1986.04.28 |
Diocese of Thamarasserry (Syro-Malabar Rite) was established (from Diocese of Tellicherry and became suffragan of Ernakulam) |
| 1987.05.15 |
Diocese of Nashik was established (from Diocese of Poona and became suffragan of Bombay) |
| 1987.07.03 |
Diocese of Kottapuram was established (from Metropolitan Archdiocese of Verapoly and became suffragan of Verapoly) |
| 1987.07.03 |
Diocese of Sivagangai was established (from Metropolitan Archdiocese of Madurai and became suffragan of Madurai) |
| 1988.01.18 |
Diocese of Khammam was established (from Diocese of Warangal and became suffragan of Hyderabad) |
| 1988.04.30 |
Diocese of Kalyan (Syro-Malabar Rite) was established (gained territory from Diocese of Poona and became suffragan of Bombay) |
| 1988.04.30 |
Diocese of Poona lost territory to Diocese of Kalyan |
| 1988.11.14 |
Diocese of Shimoga was established (from Metropolitan Archdiocese of Bangalore and Diocese of Chikmagalur and became suffragan of Bangalore) |
| 1989.01.19 |
Diocese of Bareilly was established (from Diocese of Lucknow and became suffragan of Agra) |
| 1989.12.18 |
Apostolic Prefecture of Balasore was promoted as Diocese of Balasore (became suffragan of Cuttack–Bhubaneswar) |
| 1992.03.30 |
Diocese of Guwahati was established (from Metropolitan Archdiocese of Shillong–Gauhati, Diocese of Tezpur and Diocese of Tura and became suffragan of Shillong) |
| 1992.03.30 |
Metropolitan Archdiocese of Shillong–Gauhati was renamed as Metropolitan Archdiocese of Shillong (lost territory to establish Diocese of Guwahati and gained suffragan see Guwahati) |
| 1992.12.16 |
Major Archdiocese of Ernakulam–Angamaly (Syro-Malabar Rite) was established (from Metropolitan Archdiocese of Ernakulam) |
| 1992.12.16 |
Metropolitan Archdiocese of Ernakulam (Syro-Malabar Rite) was renamed as Metropolitan Archdiocese of Ernakulam–Angamaly (lost territory to establish Major Archdiocese of Ernakulam–Angamaly) |
| 1993.05.28 |
Diocese of Gumla was established (from Metropolitan Archdiocese of Ranchi and became suffragan of Ranchi) |
| 1993.05.28 |
Diocese of Simdega was established (from Metropolitan Archdiocese of Ranchi and became suffragan of Ranchi) |
| 1993.07.01 |
Diocese of Srikakulam was established (from Diocese of Visakhapatnam and became suffragan of Hyderabad) |
| 1995.04.01 |
Diocese of Hazaribag was established (from Diocese of Daltonganj and became suffragan of Ranchi) |
| 1995.04.01 |
Diocese of Khunti was established (from Metropolitan Archdiocese of Ranchi and became suffragan of Ranchi) |
| 1995.05.18 |
Diocese of Tellicherry (Syro-Malabar Rite) was promoted as Metropolitan Archdiocese of Tellicherry (with suffragan sees Mananthavady and Thamarasserry) |
| 1995.05.18 |
Diocese of Trichur (Syro-Malabar Rite) was promoted as Metropolitan Archdiocese of Trichur (with suffragan sees Irinjalakuda and Palghat) |
| 1995.07.10 |
Diocese of Guwahati was promoted as Metropolitan Archdiocese of Guwahati (with suffragan sees Dibrugarh, Diphu and Tezpur) |
| 1995.07.10 |
Diocese of Imphal was promoted as Metropolitan Archdiocese of Imphal (with suffragan see Kohima) |
| 1996.01.11 |
Diocese of Agartala was established (from Diocese of Silchar and became suffragan of Shillong) |
| 1996.01.11 |
Diocese of Silchar was renamed as Diocese of Aizawl (lost territory to establish Diocese of Agartala) |
| 1996.06.14 |
Diocese of Neyyattinkara was established (from Diocese of Trivandrum and became suffragan of Verapoly) |
| 1996.11.11 |
Diocese of Thuckalay (Syro-Malabar Rite) was established (from Metropolitan Archdiocese of Changanacherry and became suffragan of Changanacherry) |
| 1996.12.16 |
Diocese of Marthandam (Syro-Malankar Rite) was established (from Metropolitanate sui juris of Trivandrum and became suffragan of Trivandrum) |
| 1997.01.24 |
Diocese of Dharmapuri was established (from Diocese of Salem and became suffragan of Pondicherry and Cuddalore) |
| 1997.06.14 |
Diocese of Bagdogra was established (from Diocese of Darjeeling and became suffragan of Calcutta) |
| 1997.10.24 |
Diocese of Asansol was established (from Metropolitan Archdiocese of Calcutta and became suffragan of Calcutta) |
| 1998.05.22 |
Diocese of Vasai was established (from Metropolitan Archdiocese of Bombay and became suffragan of Bombay) |
| 1998.06.27 |
Diocese of Bettiah was restored (from Diocese of Muzaffarpur and became suffragan of Ranchi) |
| 1998.06.27 |
Diocese of Purnea was established (from Diocese of Dumka and became suffragan of Ranchi) |
| 1998.11.05 |
Diocese of Kannur was established (from Diocese of Calicut and became suffragan of Verapoly) |
| 1999.02.09 |
Diocese of Gwalior was established (from Diocese of Jhansi and became suffragan of Bhopal) |
| 1999.03.16 |
Diocese of Patna was promoted as Metropolitan Archdiocese of Patna (with suffragan sees Bettiah, Bhagalpur, Muzaffarpur and Purnea) |
| 1999.04.24 |
Diocese of Belthangady (Syro-Malabar Rite) was established (from Metropolitan Archdiocese of Tellicherry and became suffragan of Tellicherry) |
| 1999.06.23 |
Diocese of Adilabad (Syro-Malabar Rite) was established (from Diocese of Chanda and became suffragan of Hyderabad) |
| 2000.05.10 |
Diocese of Bongaigaon was established (from Metropolitan Archdiocese of Guwahati and became suffragan of Guwahati) |
| 2001.10.16 |
Diocese of Visakhapatnam was promoted as Metropolitan Archdiocese of Visakhapatnam (with suffragan sees Eluru, Guntur, Nellore, Srikakulam and Vijayawada) |
| 2002.03.01 |
Diocese of Jhabua was established (from Diocese of Indore and Diocese of Udaipur and became suffragan of Bhopal) |
| 2002.06.28 |
Diocese of Chingleput was established (from Metropolitan Archdiocese of Madras and Mylapore and became suffragan of Madras and Mylapore) |
| 2002.10.11 |
Metropolitan Archdiocese of Gandhinagar was established (from Diocese of Ahmedabad and with suffragan sees Ahmedabad, Baroda and Rajkot) |
| 2002.12.19 |
Diocese of Idukki (Syro-Malabar Rite) was established (from Diocese of Kothamangalam and became suffragan of Ernakulam–Angamaly) |
| 2002.12.19 |
Diocese of Moovatupuzha (Syro-Malankar Rite) was established (from Diocese of Tiruvalla and became suffragan of Trivandrum) |
| 2003.10.30 |
Diocese of Dindigul was established (from Metropolitan Archdiocese of Madurai and Diocese of Tiruchirapalli and became suffragan of Madurai) |
| 2004.02.27 |
Diocese of Raipur was promoted as Metropolitan Archdiocese of Raipur (with suffragan sees Ambikapur, Jagdalpur and Raigarh) |
| 2004.06.03 |
Diocese of Trivandrum was promoted as Metropolitan Archdiocese of Trivandrum (with suffragan sees Alleppey, Neyyattinkara, Punalur and Quilon) |
| 2005.02.10 |
Metropolitanate sui juris of Trivandrum (Syro-Malankar Rite) was promoted as Major Archdiocese of Trivandrum |
| 2005.05.09 |
Diocese of Kottayam (Syro-Malabar Rite) was promoted as Metropolitan Archdiocese of Kottayam |
| 2005.06.24 |
Diocese of Gulbarga was established (from Metropolitan Archdiocese of Hyderabad, Diocese of Belgaum and Diocese of Bellary and became suffragan of Bangalore) |
| 2005.07.05 |
Diocese of Sindhudurg was established (from Diocese of Poona and became suffragan of Bombay) |
| 2005.07.20 |
Diocese of Ajmer–Jaipur was renamed as Diocese of Ajmer (lost territory to establish Diocese of Jaipur) |
| 2005.07.20 |
Diocese of Jaipur was established (from Diocese of Ajmer–Jaipur and became suffragan of Agra) |
| 2005.12.07 |
Diocese of Itanagar was established (from Diocese of Tezpur and became suffragan of Guwahati) |
| 2005.12.07 |
Diocese of Miao was established (from Diocese of Dibrugarh and became suffragan of Guwahati) |
| 2005.12.12 |
Diocese of Buxar was established (from Metropolitan Archdiocese of Patna and became suffragan of Patna) |
| 2006.01.28 |
Diocese of Jowai was established (from Metropolitan Archdiocese of Shillong and became suffragan of Shillong) |
| 2006.01.28 |
Diocese of Nongstoin was established (from Metropolitan Archdiocese of Shillong and became suffragan of Shillong) |
| 2006.03.23 |
Diocese of Jashpur was established (from Diocese of Raigarh and became suffragan of Raipur) |
| 2006.05.15 |
Diocese of Tiruvalla (Syro-Malankar Rite) was promoted as Metropolitan Archdiocese of Tiruvalla (with suffragan sees Bathery and Moovatupuzha) |
| 2006.11.25 |
Archdiocese of Goa and Daman was promoted as Metropolitan Archdiocese of Goa and Daman (with suffragan see Sindhudurg) |
| 2007.01.02 |
Diocese of Mavelikkara (Syro-Malankar Rite) was established (from Major Archdiocese of Trivandrum and became suffragan of Trivandrum) |
| 2007.08.29 |
Diocese of Bhadravathi (Syro-Malabar Rite) was established (from Diocese of Mananthavady and became suffragan of Tellicherry) |
| 2010.01.15 |
Diocese of Mananthavady (Syro-Malabar Rite) lost territory to Diocese of Bhadravathi |
| 2010.01.18 |
Diocese of Mandya (Syro-Malabar Rite) was established (from Diocese of Mananthavady and became suffragan of Tellicherry) |
| 2010.01.18 |
Diocese of Ramanathapuram (Syro-Malabar Rite) was established (from Diocese of Palghat and became suffragan of Trichur) |
| 2010.01.25 |
Diocese of Pathanamthitta (Syro-Malankar Rite) was established (from Major Archdiocese of Trivandrum and became suffragan of Trivandrum) |
| 2010.01.25 |
Diocese of Puthur (Syro-Malankar Rite) was established (from Diocese of Bathery and became suffragan of Tiruvalla) |
| 2012.03.06 |
Diocese of Faridabad (Syro-Malabar Rite) was established |
| 2012.07.16 |
Diocese of Udupi was established (from Diocese of Mangalore and became suffragan of Bangalore) |
| 2013.12.28 |
Diocese of Sultanpet was established (from Diocese of Calicut and Diocese of Coimbatore and became suffragan of Verapoly) |
| 2014.12.22 |
Diocese of Kuzhithurai was established (from Diocese of Kottar and became suffragan of Madurai) |
| 2015.03.26 |
Apostolic Exarchate of Saint Ephrem of Khadki (Syro-Malankar Rite) was established (without ecclesiastical province) |
| 2015.03.26 |
Diocese of Saint John Chrysostom of Gurgaon (Syro-Malankar Rite) was established (without ecclesiastical province) |
| 2016.04.11 |
Diocese of Rayagada was established (from Diocese of Berhampur and became suffragan of Cuttack–Bhubaneswar) |
| 2017.08.05 |
Diocese of Parassala (Syro-Malankar Rite) was established (from Major Archdiocese of Trivandrum and became suffragan of Trivandrum) |
| 2017.10.09 |
Metropolitan Archdiocese of Changanacherry (Syro-Malabar Rite) lost territory to Diocese of Thuckalay |
| 2017.10.10 |
Diocese of Hosur (Syro-Malabar Rite) was established (without ecclesiastical province) |
| 2017.10.10 |
Diocese of Shamshabad (Syro-Malabar Rite) was established (without ecclesiastical province) |
| 2019.11.23 |
Apostolic Exarchate of Saint Ephrem of Khadki (Syro-Malankar Rite) was promoted as Diocese of Saint Ephrem of Khadki |
