Catholic DiocesesinRepublic of India (India) | ![]() |
| Former Jurisdiction | Type | Became |
| Agra Agraën(sis) | Archdiocese | Now Metropolitan Archdiocese of Agra |
| Agra Agraën(sis) | Apostolic Vicariate | Now Metropolitan Archdiocese of Agra |
| Ahmedabad Ahmedabaden(sis) | Independent Mission | Now Diocese of Ahmedabad |
| Ajmer | Diocese | Now Diocese of Ajmer |
| Ajmer–Jaipur Aimeren(sis)–Iaipuren(sis) | Diocese | Now Diocese of Ajmer |
| Ajmer–Jaipur Aimeren(sis)–Iaipuren(sis) | Diocese | Now Diocese of Ajmer |
| Ajmer–Jaipur Aimeren(sis)–Iaipuren(sis) | Diocese | Now Diocese of Ajmer |
| Angamalé Angamalen(sis) | Archdiocese | United with Metropolitan Archdiocese of Verapoly |
| Angamalé Angamalen(sis) | Diocese | United with Metropolitan Archdiocese of Verapoly |
| Angamaly (Chaldean Rite) Angamalien(sis) Chaldæorum | Archdiocese | Suppressed into |
| Assam Assamen(sis) | Apostolic Prefecture | Now Metropolitan Archdiocese of Shillong |
| Balasore Balasoren(sis) | Apostolic Prefecture | Now Diocese of Balasore |
| Banaras Banaren(sis) | Diocese | Now Diocese of Varanasi |
| Bangalore Bangaloren(sis) | Diocese | Now Metropolitan Archdiocese of Bangalore |
| Bellary Bellaryen(sis) | Independent Mission | Now Diocese of Bellary |
| Benares-Gorakhpur de Benares-Gorakhpur | Apostolic Prefecture | Now Diocese of Varanasi |
| Bengal | Apostolic Vicariate | Now Metropolitan Archdiocese of Calcutta |
| Bettiah Bettiahen(sis) | Apostolic Prefecture | Now |
| Bezwada Betsuaden(sis) | Diocese | Now Diocese of Vijayawada |
| Bezwada Betsuaden(sis) | Independent Mission | Now Diocese of Vijayawada |
| Bhagalpur Bhagalpuren(sis) | Apostolic Prefecture | Now Diocese of Bhagalpur |
| Bijnor (Syro-Malabar Rite) Biinoren(sis) | Apostolic Exarchate | Now Diocese of Bijnor |
| Bombay Bombayen(sis) | Archdiocese | Now Metropolitan Archdiocese of Bombay |
| Bombay Bombayen(sis) | Apostolic Vicariate | Now Metropolitan Archdiocese of Bombay |
| Calcutta Calcutten(sis) | Archdiocese | Now Metropolitan Archdiocese of Calcutta |
| Calicut Calicuten(sis) | Diocese | Now Metropolitan Archdiocese of Calicut |
| Central Bengal | Diocese | Now Diocese of Krishnagar |
| Central Bengal | Apostolic Prefecture | Now Diocese of Krishnagar |
| Central Bengal | Independent Mission | Now Diocese of Krishnagar |
| Chanda (Syro-Malabar Rite) Chandaën(sis) | Apostolic Exarchate | Now Diocese of Chanda |
| Chanda (Syro-Malabar Rite) Chandaën(sis) | Ordinariate | Now Diocese of Chanda |
| Changanacherry / Changanassery (Syro-Malabar Rite) Changanacherren(sis) | Diocese | Now Metropolitan Archdiocese of Changanacherry |
| Changanacherry / Changanassery (Syro-Malabar Rite) Changanacherren(sis) | Apostolic Vicariate | Now Metropolitan Archdiocese of Changanacherry |
| Coimbatore Coimbaturen(sis) | Apostolic Vicariate | Now Diocese of Coimbatore |
| Coimbatore Coimbaturen(sis) | Apostolic Pro-Vicariate | Now Diocese of Coimbatore |
| Coromandel Coast / Carnatic mission / Malabar mission / Pondicherry Pondicherien(sis) | Independent Mission | Now Metropolitan Archdiocese of Pondicherry and Cuddalore |
| Coromandel Coast / Carnatic mission / Malabar mission / Pondicherry Pondicherien(sis) | Independent Mission | Now Metropolitan Archdiocese of Pondicherry and Cuddalore |
| Cranganor Cranganoren(sis) | Archdiocese | United with Metropolitan Archdiocese of Verapoly |
| Cuttack Cuttacken(sis) | Diocese | Now Metropolitan Archdiocese of Cuttack–Bhubaneswar |
| Cuttack Cuttacken(sis) | Independent Mission | Now Metropolitan Archdiocese of Cuttack–Bhubaneswar |
| Daman / DamĂŁo Damanen(sis) | Diocese | Suppressed into Metropolitan Archdiocese of Bombay, Metropolitan Archdiocese of Goa and Daman |
| Delhi and Simla Delhien(sis) et Simlen(sis) | Metr. Archdiocese | Now Metropolitan Archdiocese of Delhi |
| Ernakulam (Syro-Malabar Rite) Ernakularmen(sis) | Metr. Archdiocese | Now Metropolitan Archdiocese of Ernakulam–Angamaly |
| Ernakulam (Syro-Malabar Rite) Ernakularmen(sis) | Apostolic Vicariate | Now Metropolitan Archdiocese of Ernakulam–Angamaly |
| Faridabad (Syro-Malabar Rite) Faridabaden(sis) | Diocese | Now Metropolitan Archdiocese of Faridabad |
| Fort Saint George | Apostolic Prefecture | Now Metropolitan Archdiocese of Madras and Mylapore |
| French Colonies in India / Pondicherry | Apostolic Prefecture | Suppressed into Metropolitan Archdiocese of Pondicherry and Cuddalore |
| Gauhati–Shillong Gauhatin(us)–Shillongen(sis) | Metr. Archdiocese | Now Metropolitan Archdiocese of Shillong |
| Goa Goan(us) | Metr. Archdiocese | Now Metropolitan Archdiocese of Goa and Daman |
| Goa Goan(us) | Diocese | Now Metropolitan Archdiocese of Goa and Daman |
| Goa and Daman / Goa e DamĂŁo Goan(us) et Damanen(sis) | Archdiocese | Now Metropolitan Archdiocese of Goa and Daman |
| Gorakhpur de Gorakhpur | Apostolic Prefecture | Now Diocese of Varanasi |
| Gorakhpur de Gorakhpur | Apostolic Prefecture | Now Diocese of Varanasi |
| Great Mogul | Apostolic Vicariate | Now Metropolitan Archdiocese of Bombay |
| Guwahati Guvahatin(us) | Diocese | Now Metropolitan Archdiocese of Guwahati |
| Haflong Haflongen(sis) | Apostolic Prefecture | Now Diocese of Aizawl |
| Hindustan | Independent Mission | Now Metropolitan Archdiocese of Agra |
| Hyderabad Hyderabaden(sis) | Diocese | Now Metropolitan Archdiocese of Hyderabad |
| Hyderabad Hyderabaden(sis) | Apostolic Vicariate | Now Metropolitan Archdiocese of Hyderabad |
| Idalcan / Bijapur / Deccan | Apostolic Vicariate | Now Metropolitan Archdiocese of Bombay |
| Imphal Imphalen(sis) | Diocese | Now Metropolitan Archdiocese of Imphal |
| Indore Indoren(sis) | Apostolic Prefecture | Now Diocese of Indore |
| Indore Indoren(sis) | Independent Mission | Now Diocese of Indore |
| Jabalpur Iabalpuren(sis) | Apostolic Prefecture | Now Diocese of Jabalpur |
| Jagdalpur (Syro-Malabar Rite) Iagdalpuren(sis) | Apostolic Exarchate | Now Diocese of Jagdalpur |
| Jalandhar / Jullundur Iullunduren(sis) | Apostolic Prefecture | Now Diocese of Jalandhar |
| Jammu and Kashmir Iammuen(sis) et Kashmiren(sis) | Apostolic Prefecture | Now Diocese of Jammu–Srinagar |
| Jhansi Ihansien(sis) | Apostolic Prefecture | Now Diocese of Jhansi |
| Jubbulpore | Apostolic Prefecture | Now Diocese of Jabalpur |
| Kalyan (Syro-Malabar Rite) Callianen(sis) | Diocese | Now Metropolitan Archdiocese of Kalyan |
| Kanara | Apostolic Vicariate | Now Metropolitan Archdiocese of Goa and Daman |
| Kashmir and Jammu Kashmiren(sis) et Iammuen(sis) | Apostolic Prefecture | Now Diocese of Jammu–Srinagar |
| Kohima–Imphal Kohimæn(sis)–Imphalen(sis) | Diocese | Now Diocese of Kohima |
| Kottayam (Syro-Malabar Rite) Kottayamen(sis) | Diocese | Now Metropolitan Archdiocese of Trichur |
| Kottayam (Syro-Malabar Rite) Kottayamen(sis) | Apostolic Vicariate | Now Metropolitan Archdiocese of Trichur |
| Madras Madraspolitan(us) | Metr. Archdiocese | Now Metropolitan Archdiocese of Madras and Mylapore |
| Madras Madraspolitan(us) | Metr. Archdiocese | Now Metropolitan Archdiocese of Madras and Mylapore |
| Madras Madraspolitan(us) | Archdiocese | Now Metropolitan Archdiocese of Madras and Mylapore |
| Madras Madraspolitan(us) | Apostolic Vicariate | Now Metropolitan Archdiocese of Madras and Mylapore |
| Madura Maduren(sis) | Diocese | Now Metropolitan Archdiocese of Madurai |
| Madura | Apostolic Prefecture | Now Metropolitan Archdiocese of Pondicherry and Cuddalore, Diocese of São Tomé de Meliapor |
| Madura | Independent Mission | Now Metropolitan Archdiocese of Pondicherry and Cuddalore, Diocese of São Tomé de Meliapor |
| Madura and Coromandel Coast | Apostolic Vicariate | Now Metropolitan Archdiocese of Pondicherry and Cuddalore, Diocese of São Tomé de Meliapor |
| Madurai | Diocese | Now Metropolitan Archdiocese of Pondicherry and Cuddalore, Diocese of São Tomé de Meliapor |
| Madurai Madhuraien(sis) | Diocese | Now Metropolitan Archdiocese of Madurai |
| Malabar | Apostolic Vicariate | Now Metropolitan Archdiocese of Verapoly |
| Malda de Malda | Apostolic Prefecture | Now Diocese of Dumka |
| Mangalore Mangaloren(sis) | Apostolic Vicariate | Now Metropolitan Archdiocese of Goa and Daman |
| Mangalore Mangaloren(sis) | Apostolic Pro-Vicariate | Now Metropolitan Archdiocese of Goa and Daman |
| Mysore Mayssouren(sis) | Apostolic Vicariate | Now Diocese of Mysore |
| Mysore Mayssouren(sis) | Apostolic Pro-Vicariate | Now Diocese of Mysore |
| Nagpur Nagpuren(sis) | Diocese | Now Metropolitan Archdiocese of Nagpur |
| Patna Patnen(sis) | Diocese | Now |
| Patna Patnen(sis) | Diocese | Now |
| Patna Patnen(sis) | Apostolic Vicariate | Now |
| Pondicherry Pondicherien(sis) | Metr. Archdiocese | Now Metropolitan Archdiocese of Pondicherry and Cuddalore |
| Pondicherry Pondicherien(sis) | Metr. Archdiocese | Now Metropolitan Archdiocese of Pondicherry and Cuddalore |
| Pondicherry Pondicherien(sis) | Archdiocese | Now Metropolitan Archdiocese of Pondicherry and Cuddalore |
| Pondicherry Pondicherien(sis) | Apostolic Vicariate | Now Metropolitan Archdiocese of Pondicherry and Cuddalore |
| Pondicherry Pondicherien(sis) | Apostolic Vicariate | Now Metropolitan Archdiocese of Pondicherry and Cuddalore |
| Poona Poonen(sis) | Apostolic Vicariate | Now Diocese of Poona |
| Quilon Quilonen(sis) | Diocese | Now Diocese of Quilon |
| Quilon Quilonen(sis) | Apostolic Vicariate | Now Diocese of Quilon |
| Raigarh–Ambikapur Raigarhen(sis)–Ambikapuren(sis) | Diocese | Now Diocese of Raigarh |
| Raipur Raipuren(sis) | Diocese | Now Metropolitan Archdiocese of Raipur |
| Raipur Raipuren(sis) | Apostolic Prefecture | Now Metropolitan Archdiocese of Raipur |
| Rajputana | Apostolic Prefecture | Now Diocese of Ajmer |
| Rajputana | Independent Mission | Now Diocese of Ajmer |
| Ranchi Ranchien(sis) | Diocese | Now Metropolitan Archdiocese of Ranchi |
| Sagar (Syro-Malabar Rite) Sagaren(sis) | Apostolic Exarchate | Now Diocese of Sagar |
| Saint Ephrem of Khadki (Syro-Malankara Rite) Sancti Ephraimi Khadkien(sis) | Apostolic Exarchate | Now Diocese of Saint Ephrem of Khadki |
| São Tomé de Meliapor / Saint Thomas of Mylapore Sancti Thomæ de Meliapor | Diocese | Suppressed into Metropolitan Archdiocese of Madras and Mylapore |
| São Tomé de Meliapor / Saint Thomas of Mylapore Sancti Thomæ de Meliapor | Diocese | Suppressed into Metropolitan Archdiocese of Madras and Mylapore |
| Sardhana | Apostolic Vicariate | Suppressed into Metropolitan Archdiocese of Agra |
| Satna (Syro-Malabar Rite) Satnen(sis) | Apostolic Exarchate | Now Diocese of Satna |
| Shamshabad (Syro-Malabar Rite) Shamshabaden(sis) | Diocese | Now Metropolitan Archdiocese of Shamshabad |
| Shillong Shillongen(sis) | Diocese | Now Metropolitan Archdiocese of Shillong |
| Shillong–Gauhati Shillongen(sis)–Gauhatin(us) | Metr. Archdiocese | Now Metropolitan Archdiocese of Shillong |
| Sikkim | Apostolic Prefecture | Now Diocese of Darjeeling |
| Sikkim | Independent Mission | Now Diocese of Darjeeling |
| Silchar Silcharin(us) | Diocese | Now Diocese of Aizawl |
| Simla Simlen(sis) | Metr. Archdiocese | Now Metropolitan Archdiocese of Delhi |
| Simla Simlen(sis) | Archdiocese | Now Metropolitan Archdiocese of Delhi |
| Simla Simlen(sis) | Diocese | Now Diocese of Simla and Chandigarh |
| Tellicherry / Thalassery (Syro-Malabar Rite) Tellicherrien(sis) | Diocese | Now Metropolitan Archdiocese of Tellicherry |
| Tellicherry / Thalassery (Syro-Malabar Rite) Tellicherrien(sis) | Diocese | Now Metropolitan Archdiocese of Tellicherry |
| Tibet-Hindustan | Apostolic Vicariate | Now Metropolitan Archdiocese of Agra |
| Tiruvalla (Syro-Malankara Rite) Tiruvallen(sis) | Diocese | Now Metropolitan Archdiocese of Tiruvalla |
| Trichinopoly | Diocese | Now Metropolitan Archdiocese of Pondicherry and Cuddalore, Diocese of São Tomé de Meliapor |
| Trichinopoly | Diocese | Now Metropolitan Archdiocese of Pondicherry and Cuddalore, Diocese of São Tomé de Meliapor |
| Trichur / Thrissur (Syro-Malabar Rite) Trichurien(sis) | Diocese | Now Metropolitan Archdiocese of Trichur |
| Trichur / Thrissur (Syro-Malabar Rite) Trichurien(sis) | Apostolic Vicariate | Now Metropolitan Archdiocese of Trichur |
| Trivandrum / Thiruvananthapuram (Syro-Malankara Rite) Trivandren(sis) Syrorum Malankarensium | Metropolitanate | Now Major Archdiocese of Trivandrum |
| Trivandrum / Thiruvananthapuram Trivandren(sis) Latinorum | Diocese | Now Metropolitan Archdiocese of Trivandrum |
| Trivandrum / Thiruvananthapuram Trivandren(sis) Latinorum | Diocese | Now Metropolitan Archdiocese of Trivandrum |
| Ujjain (Syro-Malabar Rite) Uiiainen(sis) | Diocese | Now Metropolitan Archdiocese of Ujjain |
| Ujjain (Syro-Malabar Rite) Uiiainen(sis) | Apostolic Exarchate | Now Metropolitan Archdiocese of Ujjain |
| Verapoly Verapolitan(us) | Archdiocese | Now Metropolitan Archdiocese of Verapoly |
| Verapoly Verapolitan(us) | Apostolic Vicariate | Now Metropolitan Archdiocese of Verapoly |
| Visakhapatnam / Vishakhapatnam / Vizag Visakhapatnamen(sis) | Diocese | Now Metropolitan Archdiocese of Visakhapatnam |
| Visakhapatnam / Vishakhapatnam / Vizag Visakhapatnamen(sis) | Diocese | Now Metropolitan Archdiocese of Visakhapatnam |
| Visakhapatnam / Vishakhapatnam / Vizag Visakhapatnamen(sis) | Diocese | Now Metropolitan Archdiocese of Visakhapatnam |
| Vizagapatam Vizagapatamen(sis) | Diocese | Now Metropolitan Archdiocese of Visakhapatnam |
| Vizagapatam Vizagapatamen(sis) | Diocese | Now Metropolitan Archdiocese of Visakhapatnam |
| Vizagapatam Vizagapatamen(sis) | Apostolic Vicariate | Now Metropolitan Archdiocese of Visakhapatnam |
| Vizagapatam Vizagapatamen(sis) | Apostolic Pro-Vicariate | Now Metropolitan Archdiocese of Visakhapatnam |
| Western Bengal | Apostolic Vicariate | Now Metropolitan Archdiocese of Calcutta |
| Western Bengal | Apostolic Vicariate | Now Metropolitan Archdiocese of Calcutta |
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