| Newly Elected Bishops (79) | Elected | Consecrated |
 Bishop Grygory Balahurak, O.S.B.M. (Ukrainian Rite)former Auxiliary Bishop of Ivano-Frankivsk of the Ukrainians (Ukraine) | 1945 | 1945.04 |
| Blessed Bishop Ivan Sleziuk (Іван Слезюк) (Ukrainian Rite) former Bishop of Ivano-Frankivsk of the Ukrainians (Ukraine) | 1945 | 1945.04 |
| Bishop Stepans Vaprovyč (Ukrainian Rite) former Auxiliary Bishop of Ivano-Frankivsk of the Ukrainians (Ukraine) | 1945 | 1945.04 |
 Bishop Jean-Marie Mazé, M.E.P.former Vicar Apostolic of Hung Hoá (Vietnam) | 1945.01.11 | 1946.03.19 |
 Bishop Alfred Aimé Léon Marie, C.S.Sp.former Bishop of Cayenne (French Guiana) | 1945.01.12 | 1945.05.01 |
 Archbishop Gilla Vincenzo Gremigni, M.S.C.former Archbishop-Bishop of Novara (Italy) | 1945.01.18 | 1945.02.11 |
| Archbishop Enrico Nicodemo former Metropolitan Archbishop of Bari e Canosa (Italy) former Pontifical Delegate for the Basilica of Saint Nicholas of Bari | 1945.01.22 | 1945.04.08 |
| Bishop Domenico Brizi former Bishop of Osimo (Italy) former Bishop of Cingoli (Italy) | 1945.01.23 | 1945.02.11 |
| Bishop Lucio Crescenzi former Bishop of Matelica (Italy) former Bishop of Fabriano (Italy) | 1945.01.23 | 1945.03.11 |
 Bishop Joseph Patrick Donahueformer Auxiliary Bishop of New York (USA) | 1945.01.27 | 1945.03.19 |
 Bishop José Souto Vizosoformer Bishop of Palencia (Spain) | 1945.02.03 | 1945.04.15 |
 Bishop Adolf Bolteformer Bishop of Fulda (Germany) | 1945.02.22 | 1945.06.29 |
 Archbishop Arthur Hughes, M. Afr.former Titular Archbishop of Aprus former Apostolic Internuncio to Egypt | 1945.03.03 | 1945.05.20 |
| Archbishop Edward Joseph Hunkeler former Metropolitan Archbishop of Kansas City (USA) | 1945.03.10 | 1945.05.01 |
| Bishop Anthony John King Mussio former Bishop of Steubenville (USA) | 1945.03.10 | 1945.05.01 |
| Bishop Francis Joseph Schenk former Bishop of Duluth (USA) | 1945.03.10 | 1945.05.24 |
| Bishop Vincent Stanislaus Waters former Bishop of Raleigh (USA) | 1945.03.15 | 1945.05.15 |
| Bishop James Louis Connolly former Bishop of Fall River (USA) | 1945.04.07 | 1945.05.24 |
 Archbishop Joseph Gerald Berryformer Metropolitan Archbishop of Halifax (Canada) | 1945.04.07 | 1945.06.07 |
| Archbishop Thomas John Flynn former Coadjutor Archbishop of Saint John’s, Newfoundland (Canada) | 1945.04.07 | 1945.06.24 |
 Bishop Daniel Figueroa Villónformer Bishop of Chiclayo (Peru) | 1945.04.12 | 1945.05.20 |
| Bishop Louis Francis Kelleher former Auxiliary Bishop of Boston (USA) | 1945.04.21 | 1945.06.08 |
 Bishop Carlos de la Trinidad Borge y Castrilloformer Auxiliary Bishop of Managua (Nicaragua) | 1945.04.23 | 1945.05.27 |
 Cardinal Octavio Antonio Beras Rojasformer Cardinal-Priest of S. Sisto former Military Vicar of Dominican Republic (Dominican Republic) | 1945.05.02 | 1945.08.12 |
| Bishop Felipe Antonio Gallego Gorgojo, S.J. former Auxiliary Bishop of Santo Domingo (Dominican Republic) | 1945.05.02 | 1945.08.12 |
| Bishop William Richard Arnold former Auxiliary Bishop of the Military Vicariate of United States of America (USA) | 1945.05.05 | 1945.10.11 |
| Bishop William Joseph Smith former Bishop of Pembroke (Canada) | 1945.05.19 | 1945.07.25 |
 Bishop Francisco Xavier Elias Pedro Paulo Rey, T.O.R.former Bishop-Prelate of Guajará-Mirim (Brazil) | 1945.05.19 | 1945.09.09 |
| Bishop Marie-Antoine Roy, O.F.M. former Bishop of Edmundston (Canada) | 1945.05.31 | 1945.08.15 |
 Archbishop Jean-Julien Weber, P.S.S.former Bishop of Strasbourg (France) former Archbishop ad personam | 1945.06.01 | 1945.06.29 |
 Bishop José de Jesús Angulo del Valle y Navarroformer Bishop of Tabasco (Mexico) | 1945.06.02 | 1945.06.29 |
| Bishop Michele Rateni former Bishop of San Marco (Italy) former Bishop of Bisignano (Italy) | 1945.06.06 | 1945.08.19 |
 Bishop Cándido Rada Senosiáin, S.D.B.former Bishop of Guaranda (Ecuador) | 1945.06.09 | 1945.08.12 |
 Bishop Thomas Tharayil (Syro-Malabar Rite)former Bishop of Kottayam of the Syro-Malabars (India) | 1945.06.09 | 1945.10.07 |
| Bishop Thaddeus Lê Hữu Từ, O. Cist. former Vicar Apostolic of Phát Diêm (Vietnam) | 1945.06.14 | 1945.10.29 |
| Archbishop Henri Routhier, O.M.I. former Metropolitan Archbishop of Grouard–McLennan (Canada) | 1945.06.15 | 1945.09.08 |
| Bishop Domenico Bernareggi former Auxiliary Bishop of Milano (Italy) | 1945.06.16 | 1945.07.29 |
| Archbishop Anthony Jordan, O.M.I. former Metropolitan Archbishop of Edmonton (Canada) | 1945.06.22 | 1945.09.08 |
 Bishop Josef Köstnerformer Bishop of Gurk (Austria) | 1945.06.25 | 1945.08.05 |
| Bishop Carlos Alberto Arce Masías former Bishop of Piura (Peru) | 1945.07.06 | 1945.07.15 |
| Bishop Alberto Maria Dettmann y Aragón, O.P. former Bishop of Ica (Peru) | 1945.07.06 | 1945.07.15 |
| Bishop Vincenzo Bonaventura Medori former Bishop of Teano (Italy) former Bishop of Calvi (Italy) | 1945.07.17 | 1945.09.30 |
| Bishop Ezio Barbieri former Bishop of Città della Pieve (Italy) | 1945.07.21 | 1945.08.26 |
| Bishop Giulio Bianconi former Bishop of Tarquinia (Italy) former Bishop of Civitavecchia (Italy) | 1945.07.25 | 1945.09.02 |
| Bishop Domenico Valerii former Bishop of Marsi (Italy) | 1945.08.09 | 1945.10.28 |
| Bishop Joseph Halsall former Auxiliary Bishop of Liverpool (England) | 1945.08.11 | 1945.09.21 |
| Bishop José de Medeiros Leite former Bishop of Oliveira (Brazil) | 1945.08.14 | 1945.10.28 |
| Bishop William Aloysius Scully former Bishop of Albany (USA) | 1945.08.21 | 1945.10.24 |
| Bishop John Patrick Treacy former Bishop of La Crosse (USA) | 1945.08.22 | 1945.10.02 |
 Bishop Apollinaris William Baumgartner (アポリナリス・バウムガートナー), O.F.M. Cap.former Bishop of Agaña (Guam) | 1945.08.25 | 1945.09.18 |
 Archbishop Martin Lucas, S.V.D.former Titular Archbishop of Adulis | 1945.09.14 | 1945.10.29 |
 Archbishop Nikolay Avtonomovformer Titular Archbishop of Ratiaria | (1945.10.06) | 1930.05.18 ▼ |
| Cardinal Ernesto Ruffini former Cardinal-Priest of S. Sabina former Metropolitan Archbishop of Palermo (Italy) | 1945.10.11 | 1945.12.08 |
 Bishop Jaime Garcia Goulartformer Bishop of Díli (Timor-Leste) | 1945.10.12 | 1945.10.28 |
 Bishop François Charrièreformer Bishop of Lausanne, Genève et Fribourg (Switzerland) | 1945.10.20 | 1945.11.21 |
 Bishop Franciszek Jopformer Bishop of Opole (Poland) | 1945.10.24 | 1946.05.19 |
| Bishop Carlo Boiardi former Bishop of Apuania (Italy) | 1945.10.30 | 1946.01.27 |
 Bishop Luis Pérez Hernández, C.I.M.former Bishop of Cúcuta (Colombia) | 1945.11.03 | 1946.01.06 |
| Archbishop Charles-Marie-Joseph-Henri de Provenchères former Metropolitan Archbishop of Aix (France) | 1945.11.03 | 1946.01.18 |
| Bishop Louis-Sylvain Robin former Bishop of Blois (France) | 1945.11.03 | 1946.01.18 |
| Bishop Victor-Jean Perrin former Bishop of Arras (France) | 1945.11.03 | 1946.01.19 |
 Archbishop Joseph-Paul Strebler, S.M.A.former Metropolitan Archbishop of Lomé (Togo) | 1945.11.08 | 1946.06.29 |
 Cardinal Leo Jozef Suenensformer Cardinal-Priest of S. Pietro in Vincoli former Metropolitan Archbishop of Mechelen–Brussel (Belgium) former Military Vicar of Belgium (Belgium) | 1945.11.12 | 1945.12.16 |
| Cardinal Lawrence Joseph Shehan former Cardinal-Priest of S. Clemente former Metropolitan Archbishop of Baltimore (USA) | 1945.11.17 | 1945.12.12 |
| Archbishop Egidio Bignamini former Archbishop of Ancona e Umana (Italy) | 1945.11.18 | 1945.12.02 |
| Cardinal Fernando Quiroga y Palacios former Cardinal-Priest of S. Agostino former Metropolitan Archbishop of Santiago de Compostela (Spain) | 1945.11.24 | 1946.03.24 |
 Archbishop Ramón José Castellanoformer Metropolitan Archbishop of Córdoba (Argentina) | 1945.11.24 | 1946.04.28 |
| Cardinal Vicente Enrique y Tarancón former Cardinal-Priest of S. Giovanni Crisostomo a Monte Sacro Alto former Archbishop of Madrid (Spain) | 1945.11.25 | 1946.03.24 |
| Bishop Máximo Yurramendi Alcáin former Titular Bishop of Messene former Apostolic Administrator of Ciudad Real (Spain) | 1945.11.25 | 1946.03.31 |
| Archbishop Joseph Wilhelmus Maria Baeten former Bishop of Breda (Netherlands) | 1945.11.30 | 1945.12.27 |
| Cardinal José María Bueno y Monreal former Cardinal-Priest of Ss. Vito, Modesto e Crescenzia pro hac vice Title former Metropolitan Archbishop of Sevilla (Spain) | 1945.12.01 | 1946.03.19 |
 Cardinal Thomas Benjamin Cooray, O.M.I.former Cardinal-Priest of Ss. Nereo ed Achilleo former Metropolitan Archbishop of Colombo (Sri Lanka) | 1945.12.14 | 1946.03.07 |
| Archbishop Alfonso Carinci former Protonotary Apostolic de numero of Prefecture of the Holy Apostolic Palaces | 1945.12.15 | 1946.01.06 |
 Bishop Patrick O’Neillformer Bishop of Limerick (Ireland) | 1945.12.15 | 1946.02.24 |
 Bishop Kenneth Grantformer Bishop of Argyll and The Isles (Scotland) | 1945.12.15 | 1946.02.27 |
| Archbishop Benedetto Falcucci former Bishop of Penne e Pescara (Italy) | 1945.12.22 | 1946.02.11 |
| Bishop Armand Coupel former Bishop of Saint-Brieuc (France) | 1945.12.29 | 1946.01.19 |
| Bishop René-Joseph Piérard former Bishop of Châlons (France) | 1945.12.29 | 1946.03.19 |
 Bishop Bertrand Lacasteformer Bishop of Oran (Algeria) | 1945.12.29 | 1946.03.25 |
