| Bishops (81) | Elected | Consecrated |
 Bishop Próspero Maria Gustavo Bernardi, O.S.M.former Bishop-Prelate of São Peregrino Laziosi no Alto Acre e Alto Purus (Brazil) | 1919.12.15 | 1920.01.11 |
 Archbishop Pasquale Moresformer Bishop of Nusco (Italy) | 1919.12.15 | 1920.01.18 |
 Archbishop Vasile Suciu (Romanian Rite)former Metropolitan of Făgăraş şi Alba Iulia of the Romanians (Romania) | 1919.08.09 | 1920.01.25 |
| Bishop Carloto Fernandes da Silva Távora former Bishop of Caratinga (Brazil) | 1919.12.18 | 1920.01.25 |
 Bishop Hippolyte-Marie de La Celleformer Bishop of Nancy (France) | 1919.12.18 | 1920.02.11 |
 Bishop Jules-André Brault, O.M.I.former Bishop of Jaffna (Sri Lanka) | 1919.08.05 | 1920.02.14 |
 Bishop William Francis O’Hare, S.J.former Vicar Apostolic of Jamaica (Jamaica) | 1919.09.02 | 1920.02.25 |
 Bishop Joseph-Romuald Léonardformer Bishop of Saint-Germain de Rimouski (Canada) | 1919.12.18 | 1920.02.25 |
| Archbishop Antonio Galati former Metropolitan Archbishop of Santa Severina (Italy) former Archbishop-Bishop of Crotone (Italy) | 1919.12.15 | 1920.03.14 |
 Bishop Atanasio Khoriaty, B.S. (Greek-Melkite Rite)former Bishop of Saïdā of the Greek-Melkites (Lebanon) | 1920.02.07 | 1920.03.14 |
| Archbishop Gustavo Matteoni former Metropolitan Archbishop of Siena (Italy) | 1920.03.08 | 1920.03.25 |
 Bishop Pierre Nommeschformer Bishop of Luxembourg (Luxembourg) | 1920.03.08 | 1920.03.25 |
 Cardinal Karel Boromejský Kašparformer Cardinal-Priest of Ss. Vitale, Valeria, Gervasio e Protasio former Metropolitan Archbishop of Praha (Czechia) | 1920.03.08 | 1920.04.11 |
| Bishop Salvatore Ballo Guercio former Bishop of Mazara del Vallo (Italy) | 1920.03.08 | 1920.04.11 |
| Bishop Antonio Podlaha former Auxiliary Bishop of Praha (Czechia) | 1920.03.08 | 1920.04.11 |
| Bishop Jules-Alexandre Cusin former Bishop of Mende (France) | 1920.03.08 | 1920.04.21 |
 Archbishop Etienne Soukkarie (Greek-Melkite Rite)former Patriarchal Vicar of Egypt and Sudan of the Greek-Melkites (Egypt) | 1920.04.25 | 1920.04.25 |
 Archbishop John Gregory Murrayformer Metropolitan Archbishop of Saint Paul (USA) | 1919.11.15 | 1920.04.28 |
 Bishop Valentin Wojciechformer Auxiliary Bishop of Wrocław (Poland) | 1920.03.08 | 1920.05.01 |
| Bishop Geoffrey Zaccherini former Bishop of Jesi (Italy) | 1920.03.08 | 1920.05.01 |
 Bishop Joseph Darnand, S.M.former Vicar Apostolic of Archipelago of the Navigators (Samoa) | 1919.08.04 | 1920.05.16 |
 Bishop Valentín Comellas y Santamaríaformer Bishop of Solsona (Spain) | 1919.12.18 | 1920.05.16 |
 Bishop Marcos Sergio Godoyformer Bishop of Maracaibo (Venezuela) | 1920.03.08 | 1920.05.16 |
| Bishop Justí Guitart i Vilardebó former Bishop of Urgell (Spain) | 1920.01.09 | 1920.05.23 |
| Bishop Stanisław Kostka Łomżyński former Bishop of Łomża (Poland) | 1920.03.09 | 1920.05.23 |
 Archbishop Bisciarah Riccardo Chémali (Maronite Rite)former Archbishop of Damascus of the Maronites (Syria) | 1920.05.09 | 1920.05.23 |
 Bishop Raymond-René Lerouge, C.S.Sp.former Vicar Apostolic of Conakry (Guinea) | 1920.04.18 | 1920.05.25 |
| Cardinal Raffaello Carlo Rossi, O.C.D. former Cardinal-Priest of S. Prassede former Bishop of Volterra (Italy) former Superior General of Congregation of the Missionaries of Saint Charles Borromeo (Scalabrinians) former Secretary of Sacred Consistorial Congregation | 1920.04.22 | 1920.05.25 |
 Archbishop Alfonso Belloso y Sánchezformer Metropolitan Archbishop of San Salvador (El Salvador) | 1919.12.18 | 1920.05.30 |
 Archbishop Louis Le Hunsec, C.S.Sp.former Prefect Apostolic of Sénégal (Senegal) former Superior General of Congregation of the Holy Spirit (Spiritans, Holy Ghost Fathers) | 1920.04.22 | 1920.05.30 |
 Bishop Joseph (Ignatius) Shanahan, C.S.Sp.former Vicar Apostolic of Southern Nigeria (Nigeria) | 1920.04.16 | 1920.06.06 |
 Bishop Miguel de Andreaformer Auxiliary Bishop of Buenos Aires (Argentina) | 1919.12.18 | 1920.06.13 |
 Bishop Gerardo Anaya y Diez de Bonillaformer Bishop of San Luis Potosí (Mexico) | 1920.03.08 | 1920.06.13 |
 Bishop Marius Bessonformer Bishop of Lausanne, Genève et Fribourg (Switzerland) | 1920.05.07 | 1920.06.13 |
| Archbishop Florent-Michel-Marie-Joseph du Bois de la Villerabel former Metropolitan Archbishop of Aix (France) | 1920.05.07 | 1920.06.20 |
 Bishop Joseph-Marie Birraux, M. Afr.former Vicar Apostolic of Tanganyika (Tanzania) former Superior General of Missionaries of Africa (White Fathers) | 1920.04.22 | 1920.06.23 |
 Bishop Arthur Doubledayformer Bishop of Brentwood (England) | 1920.05.07 | 1920.06.23 |
| Archbishop Giuseppe di Girolamo former Bishop of Lucera (Italy) | 1920.04.21 | 1920.06.27 |
| Bishop Domenico Del Buono former Bishop of Ruvo (Italy) former Bishop of Bitonto (Italy) | 1920.05.29 | 1920.06.27 |
 Bishop Goffredo Frederix (費達德), C.I.C.M.former Vicar Apostolic of Ningxia 寧夏 (China) | 1920.03.05 | 1920.06.29 |
 Bishop Antonio Akšmovicformer Bishop of Bosnia i Srijem (Croatia) | 1920.04.22 | 1920.06.29 |
| Bishop Désiré-Marie-Joseph-Antelne-Martin Paget former Bishop of Valence (France) | 1920.04.22 | 1920.06.29 |
| Bishop Claudio Angelo Giuseppe Calabrese former Bishop of Aosta (Italy) | 1920.05.07 | 1920.07.11 |
 Bishop Marcellino António Maria Francoformer Bishop of Faro (Portugal) | 1920.05.15 | 1920.07.18 |
| Bishop Giuseppe Alves Correia da Silva former Bishop of Leiria (Portugal) | 1920.05.15 | 1920.07.25 |
 Archbishop Kaspar Kleinformer Metropolitan Archbishop of Paderborn (Germany) | 1920.06.19 | 1920.08.01 |
| Cardinal Clemente Micara former Cardinal-Bishop of Velletri former Cardinal-Priest of S. Maria sopra Minerva in commendum former President of Pontifical Commission for Sacred Archaeology former Vicar General for the Vicariate of Rome of Roma (Italy) | 1920.05.07 | 1920.08.08 |
| Archbishop Alexandru Theodor Cisar former Metropolitan Archbishop of Bucureşti (Romania) | 1920.04.22 | 1920.08.15 |
 Bishop George Calavassy (Greek Rite)former Apostolic Exarch of Greece of the Greeks (Greece) | 1920.07.13 | 1920.08.15 |
 Archbishop Antonijs Springovičsformer Metropolitan Archbishop of Riga (Latvia) | 1920.04.14 | 1920.08.22 |
| Bishop Domenico Mezzadri former Bishop of Chioggia (Italy) | 1920.07.02 | 1920.08.22 |
| Archbishop Lorenzo Schioppa former Titular Archbishop of Mocissus former Apostolic Internuncio to Netherlands | 1920.08.20 | 1920.08.22 |
 Bishop István Zadravecz, O.F.M.former Military Ordinary of Hungary (Hungary) | 1920.03.23 | 1920.08.24 |
| Cardinal Charles-Henri-Joseph Binet former Cardinal-Priest of S. Prisca former Metropolitan Archbishop of Besançon (France) | 1920.06.16 | 1920.08.24 |
| Archbishop Ranulfo da Silva Farias former Metropolitan Archbishop of Maceió (Brazil) | 1920.04.22 | 1920.09.12 |
| Cardinal Luigi Maglione former Cardinal-Priest of S. Pudenziana former Secretary of State of Secretariat of State former President of Administration of the Patrimony of the Apostolic See former Prefect of Sacred Congregation for Extraordinary Ecclesiastical Affairs | 1920.09.01 | 1920.09.26 |
| Cardinal Francesco Marmaggi former Cardinal-Priest of S. Cecilia former Prefect of Sacred Congregation of the Council | 1920.09.01 | 1920.09.26 |
| Archbishop Thomas Edmund Molloy former Bishop of Brooklyn (USA) former Archbishop ad personam | 1920.06.28 | 1920.10.03 |
| Bishop Michele Cerrati former Titular Bishop of Lydda | 1920.09.15 | 1920.10.03 |
 Bishop Celestino Lozaformer Bishop of La Paz (Bolivia) | 1920.06.20 | 1920.10.10 |
 Bishop Domingo Comin, S.D.B.former Vicar Apostolic of Méndez (Ecuador) | 1920.03.05 | 1920.10.17 |
 Bishop José Clos y Pagés, S.J.former Bishop of Zamboanga (Philippines) | 1920.05.07 | 1920.10.17 |
| Bishop Guillermo José Harris y Morales former Bishop of Loja (Ecuador) | 1920.05.07 | 1920.10.17 |
 Bishop Prudencio Contardo Ibarra, C.SS.R.former Bishop of Temuco (Chile) | 1920.06.15 | 1920.10.21 |
| Bishop Constantin-Marie-Joseph Chauvin former Bishop of Évreux (France) | 1920.07.30 | 1920.10.28 |
 Archbishop Edward Joseph Byrneformer Metropolitan Archbishop of Dublin (Ireland) | 1920.08.19 | 1920.10.28 |
| Archbishop Karl Fritz former Metropolitan Archbishop of Freiburg im Breisgau (Germany) | 1920.10.12 | 1920.10.28 |
| Bishop Manoel Nunes Coelho former Bishop of Luz (Brazil) | 1920.06.10 | 1920.11.14 |
| Patriarch Raimondo Pérez y Rodríguez former Bishop of Cádiz y Ceuta (Spain) | 1920.08.21 | 1920.11.28 |
 Bishop Michael O’Farrell, O. de M.former Bishop of Bathurst (Australia) | 1920.06.16 | 1920.11.30 |
 Bishop Arnoldus Johannes Hubertus Aerts, M.S.C.former Vicar Apostolic of Dutch New Guinea (Indonesia) | 1920.07.20 | 1920.11.30 |
| Bishop Patrick Joseph James Keane former Bishop of Sacramento (USA) | 1920.09.10 | 1920.12.04 |
| Bishop Henry Thomas Renouf former Bishop of Saint George’s (Canada) | 1920.09.27 | 1920.12.08 |
 Archbishop James Michael Listonformer Bishop of Auckland (New Zealand) former Archbishop ad personam | 1920.04.22 | 1920.12.12 |
| Bishop James Whyte former Bishop of Dunedin (New Zealand) | 1920.04.22 | 1920.12.12 |
| Archbishop Basile Khoury (Greek-Melkite Rite) former Metropolitan Archbishop of Homs of the Greek-Melkites (Syria) | 1920.11.20 | 1920.12.12 |
| Bishop Miguel de los Santos Díaz y Gómara former Bishop of Cartagena (Spain) | 1920.07.08 | 1920.12.21 |
| Archbishop Giuseppe Lagumina former Auxiliary Bishop of Palermo (Italy) | 1920.12.16 | 1920.12.26 |
 Bishop Louis-Marie Raucaz, S.M.former Vicar Apostolic of South Solomons (Solomon Islands) | 1920.07.13 | 1920.12.27 |
| Bishop Manuel Domingos Maria Frutuoso, O.P. former Bishop of Portalegre (Portugal) | 1920.12.07 | 1920.12.27 |
| Archbishop Ernesto Cozzi former Titular Archbishop of Philippopolis former Apostolic Delegate to Albania | 1920.12.16 | 1920.12.27 |
