| Bishops (138) | Elected | Consecrated |
 Bishop Cândido Bento Maria Penso, O.P.former Bishop of Goiás (Brazil) | 1947.06.19 | 1948.01.04 |
 Archbishop Reginaldo Giuseppe Maria Addazi, O.P.former Archbishop of Barletta (Italy) former Metropolitan Archbishop of Trani (Italy) | 1947.11.10 | 1948.01.04 |
 Cardinal Patrick Aloysius O’Boyleformer Cardinal-Priest of S. Nicola in Carcere pro hac vice Title former Metropolitan Archbishop of Washington (USA) | 1947.11.27 | 1948.01.14 |
 Cardinal Stephanos I Sidarouss (Coptic Rite)former Cardinal-Patriarch former Patriarch of Alexandria of the Copts (Egypt) | 1947.08.09 | 1948.01.25 |
| Bishop Albert Rudolph Zuroweste former Bishop of Belleville (USA) | 1947.11.29 | 1948.01.29 |
| Bishop José del Perpetuo Socorro Alvarez Mácua, O.A.R. former Bishop-Prelate of Lábrea (Brazil) | 1947 | 1948.02.01 |
| Bishop Benigno Carrara former Bishop of Imola (Italy) | 1947.12.20 | 1948.02.01 |
| Bishop Anselmo Pietrulla, O.F.M. former Bishop of Tubarão (Brazil) | 1947.12.13 | 1948.02.08 |
| Bishop Wendelin Joseph Nold former Bishop of Galveston–Houston (USA) | 1947.11.29 | 1948.02.25 |
 Bishop Jean Duperrayformer Bishop of Montpellier (France) | 1947.12.20 | 1948.02.25 |
 Archbishop John Aloysius Murphyformer Metropolitan Archbishop of Cardiff (Wales) | 1948.02.07 | 1948.02.25 |
 Bishop Paul-Pierre-Marie-Joseph Pinierformer Bishop of Constantine (Algeria) | 1947.12.13 | 1948.03.06 |
| Bishop Francesco Bottino former Auxiliary Bishop of Torino (Italy) | 1947.12.13 | 1948.03.07 |
| Bishop Vunibaldo Godchard Talleur, O.F.M. former Bishop-Prelate of Rondonópolis (Brazil) | 1947.12.20 | 1948.03.07 |
 Bishop Peter Wang Mu-duo (王木鐸)former Bishop of Xuanhua 宣化 (China) | 1948.01.08 | 1948.03.07 |
 Bishop Joseph Rodgersformer Bishop of Killaloe (Ireland) | 1948.01.10 | 1948.03.07 |
 Bishop Karel-Justien Calewaertformer Bishop of Gent (Belgium) | 1948.01.28 | 1948.03.08 |
 Bishop Laurent Tétrault, M. Afr.former Vicar Apostolic of Bubuka (Tanzania) | 1947.11.13 | 1948.03.11 |
| Bishop Carlos Eduardo de Sabóia Bandeira Melo, O.F.M. former Bishop of Palmas (Brazil) | 1947.12.13 | 1948.03.14 |
| Bishop Manoel Könner, S.V.D. former Bishop-Prelate of Foz do Iguaçu (Brazil) | 1947.12.13 | 1948.03.19 |
| Bishop Manoel Pedro da Cunha Cintra former Bishop of Petrópolis (Brazil) | 1948.01.03 | 1948.03.28 |
 Bishop Bernard Czaplińskiformer Bishop of Chełmno (Poland) | 1948.01.20 | 1948.04.04 |
 Bishop John Tooheyformer Bishop of Maitland (Australia) | 1948.03.11 | 1948.04.04 |
 Blessed Bishop Anton Durcoviciformer Bishop of Iaşi (Romania) | 1947.10.30 | 1948.04.05 |
| Bishop Francis Doyle Gleeson, S.J. former Bishop of Fairbanks (USA) | 1948.01.08 | 1948.04.05 |
| Archbishop Eris Norman Michael O’Brien former Archbishop of Canberra and Goulburn (Australia) | 1948.02.05 | 1948.04.06 |
| Bishop Louis Joseph Reicher former Bishop of Austin (USA) | 1947.11.29 | 1948.04.14 |
 Archbishop Michael Cornelius O’Neillformer Metropolitan Archbishop of Regina (Canada) | 1947.12.04 | 1948.04.14 |
| Bishop Édouard Jetté former Auxiliary Bishop of Joliette (Canada) | 1948.01.03 | 1948.04.14 |
 Bishop James Blackformer Bishop of Paisley (Scotland) | 1948.02.28 | 1948.04.14 |
 Bishop Gerardo Wantenaar, M.H.M.former Vicar Apostolic of Basankusu (Congo-Kinshasa) | 1948.07.08 | 1948.04.14 |
| Bishop Marian Jankowski former Auxiliary Bishop of Siedlce (Poland) | 1948.01.19 | 1948.04.18 |
 Bishop John David Hubaldus Lehman, SS.CC.former Vicar Apostolic of Cook Islands (Cook Islands) | 1948.02.12 | 1948.04.18 |
| Bishop Edward Wilson Douglas former Bishop of Motherwell (Scotland) | 1948.02.07 | 1948.04.21 |
| Bishop Edward John Doody former Bishop of Armidale (Australia) | 1948.03.11 | 1948.04.22 |
| Bishop Antonio Tedde former Bishop of Terralba (Italy) former Bishop of Ales (Italy) | 1948.02.05 | 1948.04.25 |
 Bishop Joseph Brendan Whelan, C.S.Sp.former Bishop of Owerri (Nigeria) | 1948.02.12 | 1948.04.25 |
| Bishop Ruy Serra former Bishop of São Carlos (Brazil) | 1948.02.13 | 1948.05.01 |
| Archbishop Carlos Gouvêa Coelho former Metropolitan Archbishop of Olinda e Recife (Brazil) | 1948.01.10 | 1948.05.02 |
 Bishop António Ferreira Gomesformer Bishop of Porto (Portugal) | 1948.01.15 | 1948.05.02 |
 Archbishop Josef Karel Matochaformer Metropolitan Archbishop of Olomouc (Czechia) | 1948.03.23 | 1948.05.02 |
 Bishop Władysław Suszyńskiformer Auxiliary Bishop of Vilnius (Lithuania) | 1948.01.19 | 1948.05.09 |
| Bishop Edward Celestin Daly, O.P. former Bishop of Des Moines (USA) | 1948.03.13 | 1948.05.13 |
| Bishop Alfonse Bossart, O.M.I. former Vicar Apostolic of Ipamu (Congo-Kinshasa) | 1948.02.12 | 1948.05.17 |
| Cardinal John Francis Dearden former Cardinal-Priest of S. Pio X alla Balduina former Metropolitan Archbishop of Detroit (USA) | 1948.03.13 | 1948.05.18 |
| Bishop Clemente Geiger, C.PP.S. former Bishop-Prelate of Xingu (Brazil) | 1948.01.17 | 1948.05.19 |
| Bishop Leo John Steck former Auxiliary Bishop of Salt Lake (USA) | 1948.03.13 | 1948.05.20 |
| Bishop Antônio de Castro Mayer ▼ former Bishop of Campos (Brazil) | 1948.03.06 | 1948.05.23 |
 Bishop Angel Muzzolón, S.D.B.former Vicar Apostolic of Chaco Paraguayo (Paraguay) | 1948.03.11 | 1948.05.23 |
 Bishop John Baptist Rosenthal, S.A.C.former Bishop of Queenstown (South Africa) | 1948.04.09 | 1948.05.23 |
| Bishop Leo Fabiano Fahey former Coadjutor Bishop of Baker City (USA) | 1948.03.13 | 1948.05.26 |
| Bishop Attilio Beltramino, I.M.C. former Bishop of Iringa (Tanzania) | 1948.01.08 | 1948.05.27 |
 Archbishop Jean-Baptiste Urrutia, M.E.P.former Vicar Apostolic of Huê (Vietnam) | 1948.02.12 | 1948.05.27 |
| Archbishop Orlando Chaves, S.D.B. former Metropolitan Archbishop of Cuiabá (Brazil) | 1948.02.29 | 1948.05.27 |
| Bishop Isidore Borecky (Ukrainian Rite) former Bishop of Toronto of the Ukrainians (Canada) | 1948.03.03 | 1948.05.27 |
| Bishop Andrew J. Roborecki (Ukrainian Rite) former Bishop of Saskatoon of the Ukrainians (Canada) | 1948.03.03 | 1948.05.27 |
| Archbishop William Patrick Whelan, O.M.I. former Metropolitan Archbishop of Bloemfontein (South Africa) | 1948.03.11 | 1948.05.27 |
| Bishop Giovanni Battista Dal Prà former Bishop of Terni (Italy) former Bishop of Narni (Italy) | 1948.04.06 | 1948.05.30 |
| Archbishop John Colburn Garner former Military Vicar of South Africa (South Africa) | 1948.04.09 | 1948.05.31 |
 Archbishop Emile-Joseph Socquet, M. Afr.former Metropolitan Archbishop of Ouagadougou (Burkina Faso) | 1948.01.08 | 1948.06.04 |
 Bishop Alfredo Antonio Francisco Müller y San Martínformer Bishop of Cienfuegos–Santa Clara (Cuba) | 1948.03.13 | 1948.06.06 |
 Bishop Paul Tkotschformer Auxiliary Bishop of Berlin (Germany) | 1948.05.12 | 1948.06.11 |
| Bishop José Terceiro de Sousa former Bishop of Penedo (Brazil) | 1948.02.13 | 1948.06.20 |
 Bishop Frederick Hall, M.H.M.former Bishop of Kisumu (Kenya) | 1948.04.09 | 1948.06.20 |
| Bishop Silvio Cassulo former Bishop of Macerata (Italy) former Bishop of Tolentino (Italy) | 1948.04.28 | 1948.06.20 |
 Bishop Celestino Fernández y Fernándezformer Bishop of Huajuapan de León (Mexico) | 1948.03.20 | 1948.06.24 |
 Bishop Arturo Ignacio Camargoformer Bishop of Trujillo (Venezuela) | 1947.11.26 | 1948.06.27 |
 Bishop Aldus Maria Patroni, S.J.former Bishop of Calicut (India) | 1948.04.08 | 1948.06.27 |
 Bishop Vincent Gelatformer Auxiliary Bishop of Jerusalem (Palestine) | 1948.04.30 | 1948.06.27 |
| Bishop François-Odon de Wilde, O.P. former Bishop of Isiro–Niangara (Congo-Kinshasa) | 1948.03.11 | 1948.06.29 |
 Bishop Joseph Delphis Desrosiers, O.M.I.former Bishop of Qacha’s Nek (Lesotho) | 1948.03.11 | 1948.06.29 |
| Bishop Michele Alberto Arduino (歐彌格), S.D.B. former Bishop of Gerace–Locri (Italy) | 1948.04.09 | 1948.06.29 |
| Bishop Oscar Joseph Joliet former Auxiliary Bishop of Gent (Belgium) | 1948.04.17 | 1948.06.29 |
| Bishop Alfred Bertram Leverman former Bishop of Saint John, New Brunswick (Canada) | 1948.04.24 | 1948.06.29 |
| Bishop Charles-Omer Garant former Auxiliary Bishop of Québec (Canada) | 1948.04.27 | 1948.06.29 |
 Bishop Ferenc Rogacsformer Bishop of Pécs (Hungary) | 1948.04.28 | 1948.06.29 |
| Bishop James Thomas O’Dowd former Auxiliary Bishop of San Francisco (USA) | 1948.05.22 | 1948.06.29 |
| Archbishop Roberto Ronca former Bishop-Prelate of Pompei (Italy) | 1948.06.21 | 1948.07.11 |
| Bishop Russell Joseph McVinney former Bishop of Providence (USA) | 1948.05.29 | 1948.07.14 |
 Archbishop Victor Sartre, S.J.former Metropolitan Archbishop of Tananarive (Madagascar) | 1948.03.11 | 1948.07.17 |
| Bishop Antônio Julio María Mattioli, S.M. former Bishop-Prelate of Acre e Purus (Brazil) | 1948.01.10 | 1948.07.25 |
 Archbishop Joseph Cucherousset, C.S.Sp.former Metropolitan Archbishop of Bangui (Central African Republic) | 1948.04.09 | 1948.07.25 |
| Bishop Raffaele Macario former Bishop of Albano (Italy) | 1948.06.21 | 1948.07.25 |
 Bishop Vincent Billington, M.H.M.former Bishop of Kampala (Uganda) | 1948.05.13 | 1948.07.26 |
| Bishop Jean-Ghislain Delcuve, O.F.M. Cap. former Vicar Apostolic of Ubangui belge (Congo-Kinshasa) | 1948.06.10 | 1948.08.10 |
| Bishop Manuel de Jesus Pereira former Bishop of Bragança e Miranda (Portugal) | 1948.02.07 | 1948.08.15 |
| Archbishop Adelmo Cavalcante Machado former Metropolitan Archbishop of Maceió (Brazil) | 1948.04.03 | 1948.08.15 |
| Bishop Paulo Rolim Loureiro former Bishop of Mogi das Cruzes (Brazil) | 1948.05.22 | 1948.08.15 |
| Bishop Domingos da Silva Gonçalves former Bishop of Guarda (Portugal) | 1948.06.21 | 1948.08.15 |
| Bishop Roberto Massimiliani former Bishop of Civita Castellana (Italy) former Bishop of Orte (Italy) former Bishop of Gallese (Italy) | 1948.06.21 | 1948.08.15 |
 Bishop William Brasseur, C.I.C.M.former Vicar Apostolic of Mountain Provinces (Philippines) | 1948.06.10 | 1948.08.24 |
| Bishop Pietro Severi former Bishop of Palestrina (Italy) | 1948.06.21 | 1948.08.24 |
| Archbishop Paolo Pappalardo former Titular Archbishop of Apamea in Syria | 1948.08.07 | 1948.08.29 |
| Archbishop Giovanni Battista Bosio former Metropolitan Archbishop of Chieti (Italy) | 1948.07.24 | 1948.09.05 |
| Archbishop Guilford Clyde Young former Archbishop of Hobart (Australia) | 1948.07.15 | 1948.09.08 |
 Bishop David Francis Hickey, S.J.former Bishop of Belize (Belize) | 1948.06.10 | 1948.09.21 |
| Cardinal Joseph Schröffer former Cardinal-Deacon of S. Saba former Bishop of Eichstätt (Germany) former Secretary of Sacred Congregation for Catholic Education | 1948.07.23 | 1948.09.21 |
 Archbishop George Andrew Beck, A.A.former Metropolitan Archbishop of Liverpool (England) | 1948.08.07 | 1948.09.21 |
| Bishop Horace Ferruccio Ceól (邱先覺), O.F.M. former Bishop of Qichun 蘄春 (China) | 1948.06.10 | 1948.09.26 |
 Archbishop Nicolas Martinus Schneiders, C.I.C.M.former Metropolitan Archbishop of Makassar (Indonesia) | 1948.06.10 | 1948.09.27 |
| Bishop Kenneth Roderick Turner (譚爾鼐), S.F.M. former Bishop of Lishui 麗水 (China) | 1948.05.13 | 1948.09.29 |
| Archbishop Joseph Mark Gopu former Metropolitan Archbishop of Hyderabad (India) | 1948.07.08 | 1948.09.29 |
 Archbishop James Cornelius van Miltenburg, O.F.M.former Archbishop-Bishop of Hyderabad (Pakistan) | 1948.05.20 | 1948.10.03 |
| Bishop Augustin Olbert (吳伯祿), S.V.D. former Bishop of Qingdao 青島 (China) | 1948.07.08 | 1948.10.03 |
 Archbishop Philippe Nabaa (Greek-Melkite Rite)former Metropolitan Archbishop of Beirut–Gibail of the Greek-Melkites (Lebanon) | 1948.09.17 | 1948.10.03 |
| Archbishop Marcel-Marie-Henri-Paul Dubois former Metropolitan Archbishop of Besançon (France) | 1948.07.08 | 1948.10.07 |
| Bishop Carlo Angeleri former Auxiliary Bishop of Tortona (Italy) | 1948.08.07 | 1948.10.10 |
 Archbishop Mikhayl Assaf (Greek-Melkite Rite)former Archbishop of Petra and Philadelphia of the Greek-Melkites (Jordan) | 1948.09.19 | 1948.10.10 |
| Cardinal Julius Döpfner former Cardinal-Priest of S. Maria della Scala pro hac vice Title former Metropolitan Archbishop of München und Freising (Germany) | 1948.08.11 | 1948.10.14 |
| Bishop Percival Caza former Bishop of Valleyfield (Canada) | 1948.08.11 | 1948.10.19 |
 Bishop Gerard Bertrand, M. Afr.former Bishop of Navrongo (Ghana) | 1948.06.10 | 1948.10.20 |
| Bishop Juan Bautista Velasco Díaz (茅中砥), O.P. former Bishop of Xiamen 廈門 (China) former Auxiliary Bishop of Manila (Philippines) | 1948.06.10 | 1948.10.24 |
| Bishop Joseph Julian Oste (德化隆), C.I.C.M. former Bishop of Rehe 熱河 (China) | 1948.04.09 | 1948.10.28 |
| Bishop Edward Peter McManaman former Auxiliary Bishop of Erie (USA) | 1948.07.24 | 1948.10.28 |
| Archbishop Maurice Baudoux former Metropolitan Archbishop of Saint-Boniface (Canada) | 1948.08.12 | 1948.10.28 |
| Archbishop Wendelin Rauch former Metropolitan Archbishop of Freiburg im Breisgau (Germany) | 1948.08.27 | 1948.10.28 |
| Bishop Claude-Constant-Marie Flusin former Bishop of Saint-Claude (France) | 1948.08.31 | 1948.10.28 |
| Bishop Giovanni Battista Parodi former Bishop of Savona (Italy) former Bishop of Noli (Italy) | 1948.09.14 | 1948.10.28 |
 Bishop Jesús Antonio Castro Becerraformer Bishop of Palmira (Colombia) | 1948.08.19 | 1948.10.31 |
| Archbishop Francesco Minerva former Metropolitan Archbishop of Lecce (Italy) | 1948.09.16 | 1948.10.31 |
 Bishop Leo Pietschformer Auxiliary Bishop of Graz–Seckau (Austria) | 1948.08.27 | 1948.11.07 |
| Bishop Henri-Louis-Toussaint Vion former Bishop of Poitiers (France) | 1948.08.18 | 1948.11.09 |
| Bishop José Lázaro Neves, C.M. former Bishop of Assis (Brazil) | 1948.08.30 | 1948.11.21 |
| Bishop José Alves de Sà Trindade former Bishop of Montes Claros (Brazil) | 1948.09.04 | 1948.11.21 |
| Archbishop Luis do Amaral Mousinho former Metropolitan Archbishop of Ribeirão Preto (Brazil) | 1948.08.30 | 1948.11.28 |
| Bishop Ioan Ploscaru (Romanian Rite) former Bishop of Lugoj of the Romanians (Romania) | 1948 | 1948.11.30 |
 Archbishop Leo Clement Andrew Arkfeld, S.V.D.former Metropolitan Archbishop of Madang (Papua New Guinea) | 1948.07.08 | 1948.11.30 |
| Bishop Stephen Anthony Appelhans, S.V.D. former Vicar Apostolic of Eastern New Guinea (Papua New Guinea) | 1948.07.08 | 1948.11.30 |
| Bishop Réginald-André-Paulin-Edmond Jacq, O.P. former Vicar Apostolic of Lang Són et Cao Bang (Vietnam) | 1948.07.08 | 1948.11.30 |
| Bishop Karl Joseph Leiprecht former Bishop of Rottenburg (Germany) | 1948.10.07 | 1948.11.30 |
| Bishop Heinrich Gleumes former Auxiliary Bishop of Münster (Germany) | 1948.10.08 | 1948.11.30 |
| Bishop Georges-Louis Mercier, M. Afr. former Bishop of Laghouat (Algeria) | 1948.06.10 | 1948.12.08 |
| Bishop Ioan Duma, O.F.M. Conv. former Titular Bishop of Iuliopolis | 1948.11.16 | 1948.12.08 |
| Bishop Francisco Expedito Lopes former Bishop of Garanhuns (Brazil) | 1948.08.30 | 1948.12.12 |
| Archbishop Antônio de Almeida Moraes Junior former Metropolitan Archbishop of Niterói (Brazil) | 1948.09.29 | 1948.12.12 |
| Archbishop Adalbert Boros former Titular Archbishop of Ressiana | 1948.11 | 1948.12.12 |
| Bishop Joseph Francis Flannelly former Auxiliary Bishop of New York (USA) | 1948.11.09 | 1948.12.16 |
 Bishop Lewis Jacob Thielen Van der Veen Zeppenfeldt, O.P.former Vicar Apostolic of Curaçao (Curaçao) | 1948.11.11 | 1948.12.30 |
