| Bishops (156) | Elected | Consecrated |
 Archbishop Giulio Einaudiformer Titular Archbishop of Villamagna in Tripolitana | 1976.11.10 | 1977.01.02 |
 Bishop Jean-Baptiste Maria Cisséformer Bishop of Sikasso (Mali) | 1976.07.08 | 1977.01.08 |
| Bishop Armando Franco former Bishop of Oria (Italy) | 1976.10.25 | 1977.01.09 |
 Bishop Alfons Demmingformer Auxiliary Bishop of Münster (Germany) | 1976.11.06 | 1977.01.09 |
| Bishop Wilhelm Wöste former Auxiliary Bishop of Münster (Germany) | 1976.11.06 | 1977.01.09 |
 Bishop Bernardino Rivera Alvarez, O.F.M.former Auxiliary Bishop of Potosí (Bolivia) | 1976.11.22 | 1977.01.16 |
 Bishop Patrick Laurence Murphyformer Bishop of Broken Bay (Australia) | 1976.12.20 | 1977.01.22 |
 Bishop Paul Vincent Dudleyformer Bishop of Sioux Falls (USA) | 1976.11.09 | 1977.01.25 |
| Bishop John Francis Kinney former Bishop of Saint Cloud (USA) | 1976.11.09 | 1977.01.25 |
 Bishop Cyriaque Siméon Obambaformer Bishop of Mouila (Gabon) | 1976.10.28 | 1977.01.30 |
 Bishop Lélis Lara, C.SS.R.former Bishop of Itabira–Fabriciano (Brazil) | 1976.12.06 | 1977.02.02 |
 Bishop António José Rafaelformer Bishop of Bragança–Miranda (Portugal) | 1976.12.02 | 1977.02.13 |
 Patriarch Grégoire Bedros XX Ghabroyan (Armenian Rite)former Patriarch of Cilicia of the Armenians (Lebanon) | 1977.01.03 | 1977.02.13 |
| Bishop Manuel Duran Moreno former Bishop of Tucson (USA) | 1976.12.20 | 1977.02.19 |
| Bishop Thaddeus Anthony Shubsda former Bishop of Monterey (USA) | 1976.12.20 | 1977.02.19 |
 Bishop Severinah Abdon Potani, O.F.M. Conv.former Bishop of Solwezi (Zambia) | 1976.12.09 | 1977.02.20 |
 Bishop Thomas Flynnformer Bishop of Achonry (Ireland) | 1976.12.30 | 1977.02.20 |
 Bishop Colin Cameron Davies, M.H.M.former Bishop of Ngong (Kenya) | 1976.12.09 | 1977.02.27 |
| Bishop Walter Michael Ebejer, O.P. former Bishop of União da Vitória (Brazil) | 1976.12.03 | 1977.03.06 |
 Bishop Eugénio Salessuformer Bishop of Malanje (Angola) | 1977.02.03 | 1977.03.06 |
  Bishop Alcides Jorge Pedro Casaretto (89)Bishop emeritus of San Isidro (Argentina) | 1976.12.28 | 1977.03.19 |
 Bishop Francis-Roland Lambert, S.M.former Bishop of Port-Vila (Vanuatu) | 1976.12.31 | 1977.03.20 |
| Bishop Pedro Marcos Ribeiro da Costa former Bishop of Saurimo (Angola) | 1977.02.03 | 1977.03.20 |
| Bishop Giovanni Locatelli former Bishop of Vigevano (Italy) | 1977.02.22 | 1977.03.20 |
 Bishop Marcos Zuluaga Arteche, C.M.F.former Auxiliary Bishop of Darién (Panama) | 1976.12.09 | 1977.03.25 |
| Archbishop Edgardo Gabriel Storni former Metropolitan Archbishop of Santa Fe de la Vera Cruz (Argentina) | 1977.01.04 | 1977.03.25 |
 Bishop Joseph Kyeong Kap-ryong (경갑룡 요셉 / 景甲龍)former Bishop of Daejeon 대전 (South Korea) | 1977.02.03 | 1977.03.25 |
| Bishop Adolfo Gerstner former Bishop of Concordia (Argentina) | 1977.01.24 | 1977.03.26 |
 Bishop Charles-Remy Rakotonirina, S.J.former Bishop of Farafangana (Madagascar) | 1976.10.28 | 1977.03.27 |
 Bishop Hubert Bücherformer Bishop of Bethlehem (South Africa) | 1976.12.09 | 1977.03.27 |
 Bishop Wenceslas Kalibushiformer Bishop of Nyundo (Rwanda) | 1976.12.09 | 1977.03.27 |
| Bishop Howard James Hubbard former Bishop of Albany (USA) | 1977.02.01 | 1977.03.27 |
 Bishop Théophane Matthew Thannickunnel, O. Praem.former Bishop of Jabalpur (India) | 1976.03.01 | 1977.03.31 |
 Bishop Ivan Choma (Ukrainian Rite)former Bishop of Przemyśl of the Ukrainians (Poland) | 1949.06.29 | 1977.04.02 |
 Cardinal Lubomyr Husar, M.S.U. (Ukrainian Rite)former Cardinal-Priest of S. Sofia a Via Boccea former Major Archbishop of Kyiv–Halyč–Kamyanets of the Ukrainians (Ukraine) | 1996.02.22 | 1977.04.02 |
| Bishop Stepan Chmil, S.D.B. | | 1977.04.02 |
| Bishop Robert Edward Mulvee former Bishop of Providence (USA) | 1977.02.15 | 1977.04.14 |
| Bishop João Oneres Marchiori former Bishop of Lages (Brazil) | 1977.01.25 | 1977.04.17 |
| Bishop José Próspero da Ascensão Puaty former Bishop of Luena (Angola) | 1977.02.03 | 1977.04.17 |
| Bishop Abraham Aruliah Somavarapa former Bishop of Cuddapah (India) | 1976.10.28 | 1977.04.20 |
 Bishop Joseph Nguyễn thiện Khuyếnformer Coadjutor Bishop of Phát Diêm (Vietnam) | 1976.12.09 | 1977.04.24 |
| Bishop George Punnakottil (89) (Syro-Malabar Rite) Bishop emeritus of Kothamangalam of the Syro-Malabars (India) former Second Vice-President of Catholic Bishops’ Conference of India | 1977.02.26 | 1977.04.24 |
| Archbishop Giovanni Maria Sartori former Metropolitan Archbishop of Trento (Italy) | 1977.03.12 | 1977.04.24 |
 Bishop Jesús Domínguez Gómezformer Bishop of Coria–Cáceres (Spain) | 1977.03.16 | 1977.04.24 |
| Bishop Clement Thottungal, C.M.I. (Syro-Malabar Rite) former Bishop of Sagar of the Syro-Malabars (India) | 1977.02.26 | 1977.04.25 |
| Bishop Frederick D’Souza former Bishop of Jhansi (India) | 1977.03.04 | 1977.04.25 |
 Bishop Philip James Benedict Harveyformer Auxiliary Bishop of Westminster (England) | 1977.03.28 | 1977.04.25 |
| Bishop David Every Konstant former Bishop of Leeds (England) | 1977.03.28 | 1977.04.25 |
| Bishop William Leonard D’Mello former Bishop of Karwar (India) | 1976.01.24 | 1977.04.29 |
 Bishop Tobias Wunganayi Chiginyaformer Bishop of Gweru (Zimbabwe) | 1977.02.03 | 1977.04.30 |
| Bishop Abraham D. Mattam, C.V. (Syro-Malabar Rite) former Bishop of Satna of the Syro-Malabars (India) | 1977.02.26 | 1977.04.30 |
 Bishop Jean-Claude Bouchard, O.M.I. (85)Bishop emeritus of Pala (Chad) | 1977.02.26 | 1977.05.01 |
| Bishop Mathew Cheriankunnel, P.I.M.E. former Bishop of Kurnool (India) | 1976.05.31 | 1977.05.03 |
| Bishop Januarius Paul Palathuruthy, C.M.I. (Syro-Malabar Rite) former Bishop of Chanda of the Syro-Malabars (India) | 1977.02.26 | 1977.05.03 |
 Archbishop Mario Joseph Contiformer Metropolitan Archbishop of Glasgow (Scotland) | 1977.02.28 | 1977.05.03 |
| Archbishop Mariadas Kagithapu, M.S.F.S. former Metropolitan Archbishop of Visakhapatnam (India) | 1974.12.19 | 1977.05.05 |
| Bishop John Mulagada former Bishop of Eluru (India) | 1976.12.09 | 1977.05.05 |
| Bishop Martino Matronola, O.S.B. Cas. former Abbot Ordinary of Montecassino (Italy) | 1977.03.21 | 1977.05.08 |
| Bishop James Joseph Daly former Auxiliary Bishop of Rockville Centre (USA) | 1977.02.28 | 1977.05.09 |
| Bishop Gerald Augustine John Ryan former Auxiliary Bishop of Rockville Centre (USA) | 1977.02.28 | 1977.05.09 |
| Bishop Paulinus Jeerakath, C.M.I. (Syro-Malabar Rite) former Bishop of Jagdalpur of the Syro-Malabars (India) | 1977.02.26 | 1977.05.11 |
| Bishop Jonas Thaliath, C.M.I. (Syro-Malabar Rite) former Bishop of Rajkot of the Syro-Malabars (India) | 1977.02.26 | 1977.05.11 |
| Bishop William Stephen Skylstad (92) Bishop emeritus of Spokane (USA) | 1977.02.16 | 1977.05.12 |
  Archbishop Émile Marcus, P.S.S. (95)Metropolitan Archbishop emeritus of Toulouse (France) | 1977.02.16 | 1977.05.13 |
 Archbishop Nicholas Marcus Fernandoformer Metropolitan Archbishop of Colombo (Sri Lanka) | 1977.03.21 | 1977.05.14 |
 Cardinal Louis-Albert Vachonformer Cardinal-Priest of S. Paolo della Croce a «Corviale» former Metropolitan Archbishop of Québec (Canada) | 1977.04.04 | 1977.05.14 |
| Bishop Jean-Paul Labrie former Auxiliary Bishop of Québec (Canada) | 1977.04.04 | 1977.05.14 |
| Bishop John Perumattam, M.S.T. (Syro-Malabar Rite) former Bishop of Ujjain of the Syro-Malabars (India) | 1977.02.26 | 1977.05.15 |
 Bishop Isak Doeraformer Bishop of Sintang (Indonesia) | 1976.12.09 | 1977.05.19 |
| Bishop Patrick Leo McCartie former Bishop of Northampton (England) | 1977.04.13 | 1977.05.20 |
| Bishop Bernardo Enrique Witte, O.M.I. former Bishop of Concepción (Argentina) | 1977.04.14 | 1977.05.20 |
 Bishop Jesús María de Jesús Moya (91)Bishop emeritus of San Francisco de Macorís (Dominican Republic) | 1977.04.13 | 1977.05.21 |
 Bishop Sincero Barcenilla Luceroformer Bishop of Calbayog (Philippines) | 1977.03.08 | 1977.05.24 |
| Pope Benedict XVI former Supreme Pontiff | 1977.03.24 | 1977.05.28 |
| Cardinal Attilio Nicora former Cardinal-Priest of S. Filippo Neri in Eurosia pro hac vice Title former Bishop of Verona (Italy) former Pontifical Legate for the Basilicas of Saint Francis and Saint Mary of the Angels in Assisi | 1977.04.16 | 1977.05.28 |
| Bishop Michael Pak Jeong-il (박정일 미카엘 / 朴正一) former Bishop of Masan 마산 (South Korea) | 1977.04.15 | 1977.05.31 |
| Bishop Joseph Devine former Bishop of Motherwell (Scotland) | 1977.05.05 | 1977.05.31 |
| Bishop Charles McDonald Renfrew former Auxiliary Bishop of Glasgow (Scotland) | 1977.05.05 | 1977.05.31 |
| Cardinal Andrea Cordero Lanza di Montezemolo former Cardinal-Priest of S. Maria in Portico pro hac vice Title former Archpriest of Papal Basilica of Saint Paul Outside-the-Walls | 1977.04.05 | 1977.06.04 |
| Archbishop Luigi Amaducci former Metropolitan Archbishop of Ravenna–Cervia (Italy) | 1977.05.28 | 1977.06.18 |
| Cardinal Mario Luigi Ciappi, O.P. former Cardinal-Priest of S. Cuore di Gesù agonizzante a Vitinia former President of Pontifical Academy of Saint Thomas Aquinas | 1977.06.10 | 1977.06.18 |
 Bishop Settimio Arturo Ferrazzetta, O.F.M.former Bishop of Bissau (Guinea-Bissau) | 1977.03.21 | 1977.06.19 |
| Bishop John Michael Beahen former Auxiliary Bishop of Ottawa (Canada) | 1977.05.11 | 1977.06.21 |
| Bishop Gilles Bélisle former Auxiliary Bishop of Ottawa (Canada) | 1977.05.11 | 1977.06.21 |
| Bishop Tadeusz Rybak former Bishop of Legnica (Poland) | 1977.04.28 | 1977.06.24 |
 Bishop Joseph Willy Romélusformer Bishop of Jérémie (Haiti) | 1977.04.26 | 1977.06.26 |
 Bishop Denis George Browneformer Bishop of Hamilton (New Zealand) | 1977.03.21 | 1977.06.29 |
 Archbishop Víctor Manuel López Foreroformer Metropolitan Archbishop of Bucaramanga (Colombia) | 1977.05.06 | 1977.06.29 |
| Bishop Ramón Darío Molina Jaramillo, O.F.M. former Bishop of Neiva (Colombia) | 1977.05.06 | 1977.06.29 |
| Bishop Luis Gabriel Romero Franco (91) Bishop emeritus of Facatativá (Colombia) | 1977.05.06 | 1977.06.29 |
| Bishop Francisco Garmendia Ayestarán former Auxiliary Bishop of New York (USA) | 1977.05.24 | 1977.06.29 |
| Bishop Austin Bernard Vaughan former Auxiliary Bishop of New York (USA) | 1977.05.24 | 1977.06.29 |
| Bishop Charles-Omer Valois former Bishop of Saint-Jérôme (Canada) | 1977.06.10 | 1977.06.29 |
| Archbishop Elmar Maria Kredel former Metropolitan Archbishop of Bamberg (Germany) | 1977.05.27 | 1977.07.02 |
 Archbishop Paul Karatas (Chaldean Rite)former Archbishop of Diarbekir of the Chaldeans (Turkiye) | 1977.03.07 | 1977.07.03 |
| Archbishop Ugo Donato Bianchi former Metropolitan Archbishop of Urbino–Urbania–Sant’Angelo in Vado (Italy) | 1977.05.23 | 1977.07.03 |
 Bishop Hilario Chávez Joya, M.N.M.former Bishop of Nuevo Casas Grandes (Mexico) | 1977.04.13 | 1977.07.07 |
 Bishop Pío Bello Ricardo, S.J.former Bishop of Los Teques (Venezuela) | 1977.05.23 | 1977.07.10 |
| Bishop Jacques Louis Marie Joseph Fihey former Bishop of Coutances (France) | 1977.05.31 | 1977.07.10 |
| Archbishop Abraham Viruthakulangara former Metropolitan Archbishop of Nagpur (India) | 1977.03.04 | 1977.07.13 |
| Bishop Konstantyn Sabov (Ruthenian Rite) former Auxiliary Bishop of Mukačeve of the Ruthenians (Ukraine) | 1977 | 1977.07.16 |
| Bishop Franz Xaver Eder former Bishop of Passau (Germany) | 1977.05.06 | 1977.07.16 |
| Archbishop Daniel William Kucera, O.S.B. former Metropolitan Archbishop of Dubuque (USA) | 1977.06.06 | 1977.07.21 |
| Bishop Johannes Ludgerus Bonaventure Brenninkmeijer, O.P. former Bishop of Kroonstad (South Africa) | 1977.04.15 | 1977.07.24 |
| Bishop Owen Francis Swindlehurst former Auxiliary Bishop of Hexham and Newcastle (England) | 1977.06.10 | 1977.07.25 |
| Bishop John Joseph Paul former Bishop of La Crosse (USA) | 1977.05.17 | 1977.08.04 |
| Bishop Olavio López Duque, O.A.R. former Vicar Apostolic of Casanare (Colombia) | 1977.05.30 | 1977.08.07 |
| Archbishop Leonard Zamora Legaspi, O.P. former Metropolitan Archbishop of Caceres (Philippines) | 1977.06.25 | 1977.08.08 |
| Bishop Arnaldo Clemente Canale former Auxiliary Bishop of Buenos Aires (Argentina) | 1977.06.10 | 1977.08.13 |
| Bishop José Manuel Lorenzo former Bishop of San Miguel (Argentina) | 1977.06.10 | 1977.08.13 |
| Archbishop Antônio Maria Mucciolo former Metropolitan Archbishop of Botucatu (Brazil) | 1977.05.26 | 1977.08.15 |
| Cardinal Estanislao Esteban Karlic former Cardinal-Priest of Beata Maria Addolorata a piazza Buenos Aires former Metropolitan Archbishop of Paraná (Argentina) | 1977.06.06 | 1977.08.15 |
| Archbishop Thomas Cajetan Kelly, O.P. former Metropolitan Archbishop of Louisville (USA) | 1977.06.12 | 1977.08.15 |
 Archbishop Alfons Nossol (93)Archbishop ad personam Bishop emeritus of Opole (Poland) | 1977.06.25 | 1977.08.17 |
| Bishop Protacio Guevarra Gungon former Bishop of Antipolo (Philippines) | 1977.07.08 | 1977.08.24 |
 Bishop Joachim Phayao Manisapformer Bishop of Nakhon Ratchasima (Thailand) | 1977.05.30 | 1977.09.03 |
| Archbishop Geraldo do Espírito Santo Ávila former Archbishop Military Ordinary of Brazil (Brazil) | 1977.06.27 | 1977.09.03 |
| Bishop Simone Scatizzi former Bishop of Pistoia (Italy) | 1977.08.01 | 1977.09.08 |
| Bishop Aloísio Sinésio Bohn former Bishop of Santa Cruz do Sul (Brazil) | 1977.06.27 | 1977.09.09 |
 Cardinal Antonios I Naguib (Coptic Rite)former Cardinal-Patriarch former Patriarch of Alexandria of the Copts (Egypt) | 1977.07.26 | 1977.09.09 |
| Bishop Paolo Magnani former Bishop of Treviso (Italy) | 1977.07.27 | 1977.09.10 |
| Archbishop Michel Hakim (Greek-Melkite Rite) former Archbishop-Bishop of Saint-Sauveur de Montréal of the Greek-Melkites (Canada) | 1977.08.25 | 1977.09.10 |
 Cardinal Henri Schweryformer Cardinal-Priest of Ss. Protomartiri a Via Aurelia Antica former Bishop of Sion (Switzerland) | 1977.07.22 | 1977.09.17 |
 Cardinal Ignace Moussa I Daoud (Syriac Rite)former Cardinal-Patriarch former Patriarch of Antioch of the Syriacs (Lebanon) former Patriarch ad personam | 1977.07.22 | 1977.09.18 |
 Archbishop Luis Alberto Luna Tobar, O.C.D.former Metropolitan Archbishop of Cuenca (Ecuador) | 1977.08.17 | 1977.09.18 |
| Bishop James Joseph O’Brien former Auxiliary Bishop of Westminster (England) | 1977.06.28 | 1977.09.21 |
 Bishop Joseph Satoshi Fukahori (ヨセフ 深堀 敏)former Bishop of Takamatsu 高松 (Japan) | 1977.07.07 | 1977.09.23 |
 Bishop Jean Huardformer Bishop of Tournai (Belgium) | 1977.07.02 | 1977.09.25 |
| Bishop Valerian D’Souza former Bishop of Poona (India) | 1977.07.07 | 1977.09.25 |
| Bishop João Hipólito de Morais former Bishop of Lorena (Brazil) | 1977.07.11 | 1977.09.25 |
 Cardinal Tomás Ó Fiaichformer Cardinal-Priest of S. Patrizio former Metropolitan Archbishop of Armagh (Northern Ireland) | 1977.08.18 | 1977.10.02 |
| Archbishop Antonio Ambrosanio former Archbishop of Spoleto–Norcia (Italy) | 1977.08.27 | 1977.10.09 |
| Bishop Antonio Pagano former Bishop of Ischia (Italy) | 1977.08.27 | 1977.10.09 |
 Archbishop Marko Jozinovicformer Metropolitan Archbishop of Vrhbosna (Bosnia and Herzegovina) | 1977.06.27 | 1977.10.23 |
 Bishop Gerhard Pieschl (92)Titular Bishop of Miseno Auxiliary Bishop emeritus of Limburg (Germany) | 1977.08.24 | 1977.10.23 |
| Bishop José Agustín Valbuena Jáuregui former Bishop of Valledupar (Colombia) | 1977.09.09 | 1977.10.25 |
 Bishop Jean-Marie Kélétiguiformer Bishop of Katiola (Cote d’Ivoire) | 1977.07.07 | 1977.10.30 |
| Bishop Antonio Deig Clotet former Bishop of Solsona (Spain) | 1977.09.20 | 1977.11.05 |
| Archbishop Blasco Francisco Collaço (94) Titular Archbishop of Octava | 1977.09.23 | 1977.11.05 |
| Bishop Gratian Mundadan, C.M.I. (92) (Syro-Malabar Rite) Bishop emeritus of Bijnor of the Syro-Malabars (India) | 1977.02.26 | 1977.11.06 |
| Archbishop Rembert George Weakland, O.S.B. former Metropolitan Archbishop of Milwaukee (USA) | 1977.09.20 | 1977.11.08 |
| Bishop Georges Abi-Saber, O.L.M. (Maronite Rite) former Bishop of Saint-Maron de Montréal of the Maronites (Canada) | 1977.08.04 | 1977.11.12 |
| Bishop Georges Scandar (Maronite Rite) former Bishop of Zahlé of the Maronites (Lebanon) | 1977.11.12 | 1977.11.12 |
| Bishop Linus Nirmal Gomes, S.J. former Bishop of Baruipur (India) | 1977.05.30 | 1977.11.19 |
 Bishop Anthony Lee Kok Hin (89)Bishop emeritus of Miri (Malaysia) | 1977.05.30 | 1977.11.20 |
 Bishop Helmut Krätzlformer Auxiliary Bishop of Wien (Austria) | 1977.09.30 | 1977.11.20 |
| Bishop Florian Kuntner former Auxiliary Bishop of Wien (Austria) | 1977.09.30 | 1977.11.20 |
| Bishop Yakiv Yaroslav Tymchuk, O.S.B.M. (Ukrainian Rite) former Auxiliary Bishop of Ivano-Frankivsk of the Ukrainians (Ukraine) | 1977 | 1977.11.26 |
 Bishop Michael Nnachi Okoro (85)Bishop emeritus of Abakaliki (Nigeria) | 1977.06.27 | 1977.11.27 |
| Bishop Lorenzo Bellomi former Bishop of Trieste (Italy) | 1977.10.17 | 1977.11.27 |
 Bishop Carlos Alberto Nicoliniformer Coadjutor Bishop of Salto (Uruguay) | 1977.10.28 | 1977.12.08 |
 Bishop Luis María Estrada Paetau, O.P.former Vicar Apostolic of Izabal (Guatemala) | 1977.10.27 | 1977.12.12 |
| Archbishop Andrea Mariano Magrassi, O.S.B. Subl. former Metropolitan Archbishop of Bari–Bitonto (Italy) former Pontifical Delegate for the Basilica of Saint Nicholas of Bari | 1977.11.24 | 1977.12.17 |
| Cardinal Godfried Danneels former Cardinal-Priest of S. Anastasia former Metropolitan Archbishop of Mechelen–Brussel (Belgium) former Military Ordinary of Belgium (Belgium) | 1977.11.04 | 1977.12.18 |
| Cardinal Cormac Murphy-O’Connor former Cardinal-Priest of S. Maria sopra Minerva former Metropolitan Archbishop of Westminster (England) | 1977.11.17 | 1977.12.21 |
| Archbishop Antonio Valentini former Metropolitan Archbishop of Chieti–Vasto (Italy) | 1977.10.17 | 1977.12.26 |
