| Newly Elected Bishops (128) | Elected | Consecrated |
 Bishop Thomas Joseph Costelloformer Auxiliary Bishop of Syracuse (USA) | 1978.01.02 | 1978.03.13 |
 Bishop Luiz Colussiformer Bishop of Caçador (Brazil) | 1978.01.03 | 1978.03.07 |
| Archbishop Geraldo Majela Reis former Metropolitan Archbishop of Diamantina (Brazil) | 1978.01.03 | 1978.03.30 |
| Archbishop José Martins da Silva, S.D.N. former Metropolitan Archbishop of Porto Velho (Brazil) | 1978.01.03 | 1978.04.02 |
| Archbishop Clóvis Frainer, O.F.M. Cap. former Metropolitan Archbishop of Juiz de Fora (Brazil) | 1978.01.03 | 1978.04.09 |
| Bishop Lawrence James McNamara former Bishop of Grand Island (USA) | 1978.01.10 | 1978.03.28 |
  Cardinal Nicolás de Jesús López Rodríguez (89)Cardinal-Priest of S. Pio X alla Balduina Military Ordinary emeritus of Dominican Republic (Dominican Republic) | 1978.01.16 | 1978.02.25 |
| Bishop Jerónimo Tomás Abreu Herrera former Bishop of Mao–Monte Cristi (Dominican Republic) | 1978.01.16 | 1978.03.04 |
 Bishop Antonio Riboldi, I.C.former Bishop of Acerra (Italy) | 1978.01.25 | 1978.03.11 |
 Bishop Luis Enrique Orellana Ricaurte, S.J.former Auxiliary Bishop of Quito (Ecuador) | 1978.01.26 | 1978.04.09 |
 Bishop Domingo Jafet Herrera Castilloformer Auxiliary Bishop of Yucatán (Mexico) | 1978.01.29 | 1978.04.25 |
 Archbishop Savarinathan Michael Augustineformer Metropolitan Archbishop of Pondicherry and Cuddalore (India) | 1978.01.30 | 1978.03.29 |
 Bishop John Christopher Mahon, S.P.S.former Bishop of Lodwar (Kenya) | 1978.01.30 | 1978.04.25 |
| Bishop Joseph Gabriel Fernandez former Bishop of Quilon (India) | 1978.01.30 | 1978.05.14 |
 Bishop Juan Angel Belda Dardiñáformer Bishop of León (Spain) | 1978.01.31 | 1978.04.01 |
 Archbishop François Abou Mokh, B.S. (Greek-Melkite Rite)former Auxiliary Bishop of Antioch of the Greek-Melkites (Syria) | 1978.02.07 | 1978.03.17 |
 Archbishop James Hector MacDonald, C.S.C.former Metropolitan Archbishop of Saint John’s, Newfoundland (Canada) | 1978.02.09 | 1978.04.17 |
| Archbishop Serafino Sprovieri former Metropolitan Archbishop of Benevento (Italy) | 1978.02.11 | 1978.04.09 |
| Bishop Luciano Giovannetti former Bishop of Fiesole (Italy) | 1978.02.15 | 1978.04.08 |
| Archbishop Eusebius Joseph Beltran former Metropolitan Archbishop of Oklahoma City (USA) | 1978.02.17 | 1978.04.20 |
 Bishop Rafael Arcadio Bernal Supelano, C.SS.R.former Bishop of Líbano–Honda (Colombia) | 1978.02.27 | 1978.04.15 |
 Bishop Dominic J. Khumalo, O.M.I.former Auxiliary Bishop of Durban (South Africa) | 1978.02.27 | 1978.05.04 |
| Archbishop Nicodemus Kirima former Metropolitan Archbishop of Nyeri (Kenya) | 1978.02.27 | 1978.05.14 |
 Bishop Daniel Alphonse Omer Verstraete, O.M.I. (101)Bishop emeritus of Klerksdorp (South Africa) | 1978.02.27 | 1978.05.14 |
 Bishop Armando Umberto Gianni, O.F.M. Cap. (86)Bishop emeritus of Bouar (Central African Republic) | 1978.02.27 | 1978.11.19 |
 Archbishop Zacchaeus Okoth (83)Metropolitan Archbishop emeritus of Kisumu (Kenya) | 1978.02.28 | 1978.04.30 |
 Bishop Peter Anthony Rosazza (91)Titular Bishop of Oppidum novum Auxiliary Bishop emeritus of Hartford (USA) | 1978.02.28 | 1978.06.24 |
| Archbishop Luigi Diligenza former Archbishop of Capua (Italy) | 1978.03.01 | 1978.04.23 |
 Cardinal László Paskai, O.F.M.former Cardinal-Priest of S. Teresa al Corso d’Italia former Metropolitan Archbishop of Esztergom–Budapest (Hungary) | 1978.03.02 | 1978.04.05 |
| Bishop Ferenc Rosta former Auxiliary Bishop of Székesfehérvár (Hungary) | 1978.03.02 | 1978.04.05 |
 Bishop Louis Pierre Joseph Cornetformer Bishop of Meaux (France) | 1978.03.02 | 1978.04.23 |
| Bishop Giovanni Pisanu former Bishop of Ozieri (Italy) | 1978.03.04 | 1978.04.23 |
| Archbishop Celso José Pinto da Silva former Metropolitan Archbishop of Teresina (Brazil) | 1978.03.06 | 1978.05.01 |
| Bishop Miguel Pedro Mundo former Bishop of Jataí (Brazil) | 1978.03.06 | 1978.06.02 |
| Archbishop Juan Francisco Sarasti Jaramillo, C.I.M. former Metropolitan Archbishop of Cali (Colombia) | 1978.03.08 | 1978.05.06 |
 Bishop Generoso Cambronero Camiña, P.M.E.former Bishop of Digos (Philippines) | 1978.03.09 | 1978.05.24 |
| Bishop Nestor Celestial Cariño former Bishop of Legazpi (Philippines) | 1978.03.09 | 1978.05.31 |
| Bishop Lorenzo Cárdenas Aregullín former Bishop of Papantla (Mexico) | 1978.03.17 | 1978.05.07 |
| Bishop Norbert Jules François Calmels, O. Praem. former Abbot General of Order of the Canons Regular of Prémontré (Norbertines, Premonstratensians) | 1978.03.22 | 1978.05.06 |
| Archbishop Carmelo Ferraro (93) Metropolitan Archbishop emeritus of Agrigento (Italy) | 1978.03.30 | 1978.05.13 |
| Bishop Angelo Campagne former Bishop of Alife–Caiazzo (Italy) | 1978.04.08 | 1978.05.14 |
| Bishop Luis Reynoso Cervantes former Bishop of Cuernavaca (Mexico) | 1978.04.13 | 1978.05.31 |
 Cardinal Julio Terrazas Sandoval, C.SS.R.former Cardinal-Priest of S. Giovanni Battista de’ Rossi former Metropolitan Archbishop of Santa Cruz de la Sierra (Bolivia) | 1978.04.15 | 1978.06.08 |
| Bishop James Robert Hoffman former Bishop of Toledo (USA) | 1978.04.18 | 1978.06.23 |
| Bishop Gérard Drainville former Bishop of Amos (Canada) | 1978.04.19 | 1978.06.12 |
 Bishop Đuro Kokšaformer Auxiliary Bishop of Zagreb (Croatia) | 1978.04.20 | 1978.07.23 |
| Bishop Roland Pierre DuMaine former Bishop of San Jose (USA) | 1978.04.24 | 1978.06.29 |
| Bishop Francis Anthony Quinn former Bishop of Sacramento (USA) | 1978.04.24 | 1978.06.29 |
 Cardinal Armand Gaétan Razafindratandraformer Cardinal-Priest of Ss. Silvestro e Martino ai Monti former Metropolitan Archbishop of Antananarivo (Madagascar) | 1978.04.27 | 1978.07.02 |
| Bishop Jean-Samuel Raobelina, M.S. former Bishop of Tsiroanomandidy (Madagascar) | 1978.04.27 | 1978.07.09 |
 Archbishop Karl Hesse, M.S.C.former Metropolitan Archbishop of Rabaul (Papua New Guinea) | 1978.04.27 | 1978.08.15 |
| Bishop George To Bata former Auxiliary Bishop of Rabaul (Papua New Guinea) | 1978.04.27 | 1978.08.15 |
 Bishop André Mayamba Mabuti Kathongoformer Bishop of Popokabaka (Congo-Kinshasa) | 1978.04.27 | 1978.08.27 |
 Bishop Egidio Sampieri, O.F.M.former Vicar Apostolic of Alexandria of Egypt (Egypt) | 1978.04.29 | 1978.06.30 |
| Archbishop Heitor de Araújo Sales (99) Metropolitan Archbishop emeritus of Natal (Brazil) | 1978.05.05 | 1978.07.16 |
| Bishop Reinaldo Ernst E. Pünder former Bishop of Coroatá (Brazil) | 1978.05.05 | 1978.07.29 |
| Bishop Jorge Eduardo Marskell, S.F.M. former Bishop-Prelate of Itacoatiara (Brazil) | 1978.05.05 | 1978.07.30 |
| Cardinal Geraldo Majella Agnelo former Cardinal-Priest of S. Gregorio Magno alla Magliana Nuova former Metropolitan Archbishop of São Salvador da Bahia (Brazil) | 1978.05.05 | 1978.08.06 |
| Bishop Olívio Aurélio Fazza, S.V.D. former Bishop of Foz do Iguaçu (Brazil) | 1978.05.05 | 1978.08.12 |
| Bishop Jean Gratton former Bishop of Mont-Laurier (Canada) | 1978.05.10 | 1978.06.29 |
| Archbishop Silvio Luoni former Titular Archbishop of Turris in Mauretania | 1978.05.15 | 1978.06.25 |
 Bishop Rodolfo Bufanoformer Bishop of San Justo (Argentina) | 1978.05.16 | 1978.07.21 |
 Cardinal José da Cruz Policarpoformer Cardinal-Priest of S. Antonio in Campo Marzio former Patriarch of Lisboa (Portugal) | 1978.05.26 | 1978.06.29 |
| Bishop Héctor Gabino Romero former Bishop of Rafaela (Argentina) | 1978.05.26 | 1978.08.15 |
 Archbishop Thomas A. White (陶懷德)former Titular Archbishop of Sabiona | 1978.05.27 | 1978.07.30 |
| Bishop Luigi Scuppa former Bishop of Fabriano–Matelica (Italy) | 1978.05.31 | 1978.07.02 |
| Bishop Vittorio Bernardetto former Bishop of Susa (Italy) | 1978.05.31 | 1978.07.07 |
 Bishop Alberto Aurelio Brazzini Diaz-Ufanoformer Auxiliary Bishop of Lima (Peru) | 1978.06.01 | 1978.07.22 |
| Bishop Vital João Geraldo Wilderink, O. Carm. former Bishop of Itaguaí (Brazil) | 1978.06.05 | 1978.08.13 |
 Bishop Oscar Páez Garceteformer Bishop of Alto Paraná (Paraguay) | 1978.06.05 | 1978.08.19 |
| Cardinal Augusto Vargas Alzamora, S.J. former Cardinal-Priest of S. Roberto Bellarmino former Metropolitan Archbishop of Lima (Peru) | 1978.06.08 | 1978.08.15 |
| Cardinal Telesphore Placidus Toppo former Cardinal-Priest of S. Cuore di Gesù agonizzante a Vitinia former Metropolitan Archbishop of Ranchi (India) | 1978.06.08 | 1978.10.07 |
| Bishop José María Montes former Bishop of Chascomús (Argentina) | 1978.06.15 | 1978.08.15 |
| Bishop Spiridon Mattar (Greek-Melkite Rite) former Bishop of Nossa Senhora do Paraíso em São Paulo of the Greek-Melkites (Brazil) | 1978.06.22 | 1978.07.20 |
| Bishop James Pazhayattil (Syro-Malabar Rite) former Bishop of Irinjalakuda of the Syro-Malabars (India) | 1978.06.22 | 1978.09.10 |
| Bishop Daniel Camille Victor Marie Labille former Bishop of Créteil (France) | 1978.06.26 | 1978.09.17 |
| Archbishop Thomas Joseph Murphy former Metropolitan Archbishop of Seattle (USA) | 1978.07.05 | 1978.08.21 |
| Bishop Juan de Dios Caballero Reyes (94) Bishop emeritus of Huejutla (Mexico) Auxiliary Bishop emeritus of Durango (Mexico) | 1978.07.11 | 1978.09.21 |
| Bishop Raymond Rodly Caesar, S.V.D. former Bishop of Goroka (Papua New Guinea) | 1978.07.13 | 1978.10.25 |
| Bishop Philip Francis Straling (92) Bishop emeritus of Reno (USA) | 1978.07.14 | 1978.11.06 |
 Bishop Ernesto Togniformer Bishop of Lugano (Switzerland) | 1978.07.15 | 1978.09.17 |
| Bishop Lawrence Sabatini, C.S. (95) Bishop emeritus of Kamloops (Canada) | 1978.07.15 | 1978.09.21 |
| Bishop Carlos Milcíades Villalba Aquino former Bishop of San Juan Bautista (Paraguay) | 1978.07.25 | 1978.09.03 |
| Bishop Nicolás Antonio Castellanos Franco, O.S.A. former Bishop of Palencia (Spain) | 1978.07.27 | 1978.09.30 |
| Bishop Michel Joseph Kuehn former Bishop of Chartres (France) | 1978.07.27 | 1978.09.30 |
 Bishop Ivan Semedi (Ruthenian Rite)former Bishop of Mukačeve of the Ruthenians (Ukraine) | 1978.08.24 | 1978.08.24 |
| Archbishop Donato Squicciarini former Titular Archbishop of Tiburnia | 1978.08.31 | 1978.11.26 |
| Cardinal Giovanni Cheli former Cardinal-Priest of Ss. Cosma e Damiano pro hac vice Title former President of Pontifical Council for the Pastoral Care of Migrants and Itinerant People | 1978.09.08 | 1978.09.16 |
| Bishop Didier-Léon Marchand former Bishop of Valence (France) | 1978.09.08 | 1978.11.05 |
 Bishop Joseph Daoformer Bishop of Kayes (Mali) | 1978.09.12 | 1979.01.27 |
 Bishop François Colímon, S.M.M.former Bishop of Port-de-Paix (Haiti) | 1978.09.18 | 1978.12.08 |
 Bishop Adam Dyczkowskiformer Bishop of Zielona Góra–Gorzów (Poland) | 1978.09.19 | 1978.11.25 |
| Archbishop Jacques André Marie Jullien former Metropolitan Archbishop of Rennes (France) | 1978.09.20 | 1978.11.12 |
| Bishop Fiorino Tagliaferri former Bishop of Viterbo (Italy) | 1978.10.28 | 1978.11.26 |
 Cardinal Óscar Andrés Rodríguez Maradiaga, S.D.B. (83)Cardinal-Priest of S. Maria della Speranza Metropolitan Archbishop emeritus of Tegucigalpa (Honduras) Coordinator emeritus of Council of Cardinals | 1978.10.28 | 1978.12.08 |
| Major Archbishop Cyril Baselios Malancharuvil (Syro-Malankara Rite) former Major Archbishop of Trivandrum of the Syro-Malankara (India) | 1978.10.28 | 1978.12.28 |
| Bishop Isaac Mar Youhanon Koottaplakil (Syro-Malankara Rite) former Bishop of Tiruvalla of the Syro-Malankara (India) | 1978.10.28 | 1978.12.28 |
| Bishop Youannès Malak (Coptic Rite) former Auxiliary Bishop of Luqsor of the Copts (Egypt) | 1978.11.04 | 1979.03.23 |
| Bishop Lawrence Harold Welsh former Bishop of Spokane (USA) former Auxiliary Bishop of Saint Paul and Minneapolis (USA) | 1978.11.06 | 1978.12.14 |
| Bishop Homero Leite Meira former Bishop of Irecê (Brazil) | 1978.11.07 | 1978.12.27 |
| Bishop Cristiano Jakob Krapf (89) Bishop emeritus of Jequié (Brazil) | 1978.11.07 | 1979.01.07 |
| Bishop Emanuele Catarinicchia former Bishop of Mazara del Vallo (Italy) | 1978.11.11 | 1978.12.17 |
| Bishop José Luis Serna Alzate, I.M.C. former Bishop of Líbano–Honda (Colombia) | 1978.11.15 | 1978.12.07 |
 Archbishop Bonifatius Haushiku, S.C.P.former Metropolitan Archbishop of Windhoek (Namibia) | 1978.11.15 | 1979.01.27 |
 Bishop Paul Eusebius Mea Kaiuea, M.S.C.former Bishop of Tarawa and Nauru (Kiribati) | 1978.11.15 | 1979.02.10 |
 Archbishop Barthélémy Batantuformer Metropolitan Archbishop of Brazzaville (Congo-Brazzaville) | 1978.11.15 | 1979.02.11 |
| Bishop Ignatius Menezes (90) Bishop emeritus of Ajmer (India) | 1978.11.15 | 1979.02.17 |
| Archbishop Peter Kurongku former Metropolitan Archbishop of Port Moresby (Papua New Guinea) | 1978.11.15 | 1979.03.25 |
| Bishop Emile Aiti Waro Leru’a former Bishop of Isiro–Niangara (Congo-Kinshasa) | 1978.11.15 | 1979.04.22 |
| Bishop Armindo Lopes Coelho former Bishop of Porto (Portugal) | 1978.11.16 | 1979.03.25 |
| Archbishop Mario Miglietta former Archbishop-Bishop of Ugento–Santa Maria di Leuca (Italy) | 1978.11.18 | 1979.01.14 |
| Archbishop Domingo Salvador Castagna (95) Metropolitan Archbishop emeritus of Corrientes (Argentina) | 1978.11.24 | 1978.12.29 |
 Bishop Theodor Kettmann (87)Titular Bishop of Busiris Auxiliary Bishop emeritus of Osnabrück (Germany) | 1978.11.27 | 1979.02.18 |
| Bishop Hélio Gonçalves Heleno former Bishop of Caratinga (Brazil) | 1978.11.27 | 1979.02.22 |
| Bishop Manuel Pestana Filho former Bishop of Anápolis (Brazil) | 1978.11.30 | 1979.02.18 |
 Cardinal Jaime Lucas Ortega y Alaminoformer Cardinal-Priest of Ss. Aquila e Priscilla former Metropolitan Archbishop of La Habana (Cuba) | 1978.12.04 | 1979.01.14 |
| Bishop Milosław-Jan Kolodziejczyk former Auxiliary Bishop of Częstochowa (Poland) | 1978.12.05 | 1978.12.31 |
 Archbishop Domenico Caloyera, O.P.former Metropolitan Archbishop of Izmir (Turkiye) | 1978.12.07 | 1979.02.10 |
| Archbishop Edmundo Madarang Abaya former Metropolitan Archbishop of Nueva Segovia (Philippines) | 1978.12.11 | 1979.01.19 |
| Bishop Jean Yves Marie Sahuquet former Bishop of Tarbes et Lourdes (France) | 1978.12.11 | 1979.02.25 |
| Bishop Severo Aparicio Quispe, O. de M. former Auxiliary Bishop of Cusco (Peru) | 1978.12.11 | 1979.03.04 |
 Bishop Samuel Seraphimov Djoundrine, A.A.former Bishop of Nikopol (Bulgaria) | 1978.12.14 | 1979.05.27 |
| Bishop Robert Fealey Morneau (87) Titular Bishop of Massa Lubrense Auxiliary Bishop emeritus of Green Bay (USA) | 1978.12.19 | 1979.02.22 |
| Bishop Anthony Thannikot former Auxiliary Bishop of Verapoly (India) | 1978.12.19 | 1979.03.11 |
 Archbishop Petar Perkolićformer Archbishop of Bar (Montenegro) | 1978.12.19 | 1979.03.18 |
 Bishop Theotonius Gomes, C.S.C. (87)Titular Bishop of Zucchabar Auxiliary Bishop emeritus of Dhaka (Bangladesh) | 1978.12.19 | 1979.04.04 |
| Bishop Salvador Trane Modesto former Auxiliary Bishop of San Carlos (Philippines) | 1978.12.28 | 1979.05.03 |
| Cardinal Franciszek Macharski former Cardinal-Priest of S. Giovanni a Porta Latina former Metropolitan Archbishop of Kraków (Poland) | 1978.12.29 | 1979.01.06 |
