| Newly Elected Bishops (73) | Elected | Consecrated |
 Archbishop Ciro Pontecorviformer Metropolitan Archbishop of Urbino (Italy) | 1909 | 1909.05.16 |
| Bishop Giovanni Capitoli former Bishop of Bagnoregio (Italy) | 1909 | 1909.05.16 |
| Bishop Adamo Borghini former Bishop of San Severino (Italy) former Bishop of Treia (Italy) | 1909.01.13 | 1909.02.02 |
 Bishop Jules-Joseph Cénez, O.M.I.former Vicar Apostolic of Basutoland (Lesotho) | 1909.01.25 | 1909.05.01 |
 Bishop John Grimesformer Bishop of Syracuse (USA) | 1909.02.01 | 1909.05.16 |
 Bishop Frederick Linneborn, C.S.C.former Bishop of Dacca (Bangladesh) | 1909.02.13 | 1909.04.11 |
 Bishop Hyacinthe-Joseph Jalabert, C.S.Sp.former Vicar Apostolic of Senegambia (Senegal) former Prefect Apostolic of Sénégal (Senegal) | 1909.02.13 | 1909.05.01 |
 Bishop Alexandre Piquemalformer Auxiliary Bishop of Alger–Iulia Caesarea (Algeria) | 1909.02.26 | 1909.03.25 |
 Bishop Everhard Illigensformer Auxiliary Bishop of Münster (Germany) | 1909.02.28 | 1909.03.28 |
 Bishop José Bento Martins Ribeiroformer Bishop of Cochin (India) | 1909.02.28 | 1909.08.15 |
 Archbishop John Pius Dowling, O.P.former Metropolitan Archbishop of Port of Spain (Trinidad and Tobago) | 1909.03.09 | 1909.05.16 |
 Bishop Augustin-Léopold Huys, M. Afr.former Coadjutor Vicar Apostolic of Haut-Congo (Congo-Kinshasa) | 1909.03.16 | 1909.04.12 |
 Archbishop Emilio Francisco Lisson Chaves, C.M.former Metropolitan Archbishop of Lima (Peru) | 1909.03.16 | 1909.09.19 |
| Bishop Valentín Ampuero, C.M. former Bishop of Puno (Peru) | 1909.03.16 | 1909.09.19 |
| Bishop John Patrick Farrelly former Bishop of Cleveland (USA) | 1909.03.18 | 1909.05.01 |
 Archbishop José Othón Núñez y Zárateformer Metropolitan Archbishop of Antequera (Mexico) | 1909.03.22 | 1909.07.04 |
| Archbishop Giovanni Fiorentini former Archbishop of Catanzaro (Italy) | 1909.03.25 | 1909.08.29 |
| Bishop Salvatore Scanu former Bishop of San Marco (Italy) former Bishop of Bisignano (Italy) | 1909.03.27 | 1909.09.05 |
 Archbishop Leonard Brindisiformer Metropolitan Archbishop of Corfu–Zakynthos–Kefalonia (Greece) | 1909.03.30 | 1909.05.02 |
| Bishop Ange-Auguste Faisandier, S.J. former Bishop of Trichinopoly (India) | 1909.03.30 | 1909.06.27 |
 Archbishop João Evangelista de Lima Vidalformer Archbishop-Bishop of Aveiro (Portugal) | 1909.03.31 | 1909.06.29 |
 Bishop Augustinus Bludauformer Bishop of Warmia (Poland) | 1909.04.12 | 1909.06.20 |
 Bishop Rudolf Hittmairformer Bishop of Linz (Austria) | 1909.04.14 | 1909.05.01 |
| Archbishop Americo Bevilacqua former Bishop of Alatri (Italy) | 1909.04.29 | 1909.05.02 |
| Archbishop Giacinto Gaggia former Bishop of Brescia (Italy) | 1909.04.29 | 1909.05.03 |
| Archbishop Pietro Paolo Camillo Moreschini, C.P. former Archbishop of Camerino (Italy) former Bishop of Treia (Italy) | 1909.04.29 | 1909.05.03 |
| Bishop Domenico Lancellotti former Bishop of Conversano (Italy) | 1909.04.29 | 1909.05.03 |
| Archbishop Giovanni Battista Marenco, S.D.B. former Bishop of Massa Carrara (Italy) | 1909.04.29 | 1909.05.16 |
| Bishop Antonio Padovani former Auxiliary Bishop of Cremona (Italy) | 1909.04.29 | 1909.05.30 |
| Archbishop Angelo Giacinto Scapardini, O.P. former Archbishop-Bishop of Vigevano (Italy) | 1909.04.29 | 1909.06.06 |
| Bishop Bernardo Pizzorno former Bishop of Brugnato (Italy) former Bishop of Luni–Sarzana (Italy) | 1909.04.29 | 1909.06.06 |
| Bishop Salvatore Bella former Bishop of Acireale (Italy) | 1909.04.29 | 1909.06.13 |
 Bishop Joseph-Marie Fabreformer Bishop of Marseille (France) | 1909.04.29 | 1909.06.16 |
| Bishop Alfredo Del Tomba former Bishop of Montalcino (Italy) | 1909.04.29 | 1909.06.20 |
 Bishop Giovanni Battista Gorordoformer Bishop of Cebu (Philippines) | 1909.04.29 | 1909.06.24 |
| Bishop Giovanni Fossà former Bishop of Fiesole (Italy) | 1909.04.29 | 1909.06.27 |
| Bishop Joseph Gaudentius Anderson former Auxiliary Bishop of Boston (USA) | 1909.04.29 | 1909.07.25 |
| Cardinal Alessio Ascalesi, C.PP.S. former Cardinal-Priest of S. Callisto former Metropolitan Archbishop of Napoli (Italy) | 1909.04.29 | 1909.08.08 |
 Bishop Epaminondas Nuñez de Ávila e Silvaformer Bishop of Taubaté (Brazil) | 1909.04.29 | 1909.09.08 |
| Bishop João de Almeida Ferrão former Bishop of Campanha (Brazil) | 1909.04.29 | 1909.09.19 |
 Bishop Adolfo Pérez y Muñozformer Bishop of Córdoba (Spain) | 1909.04.29 | 1909.10.03 |
| Bishop Ramón Guillamet y Coma former Bishop of Barcelona (Spain) | 1909.04.29 | 1909.10.10 |
| Bishop Dionigi Vismara former Bishop of Hyderabad (India) | 1909.05.11 | 1909.06.29 |
 Bishop Célestin-Henri Joussard, O.M.I.former Coadjutor Vicar Apostolic of Grouard (Canada) | 1909.05.11 | 1909.09.05 |
| Archbishop Elie-Jean-Joseph Morel, M.E.P. former Metropolitan Archbishop of Pondicherry (India) | 1909.05.11 | 1909.09.21 |
 Bishop Israel Audo (Chaldean Rite)former Bishop of Mardin of the Chaldeans (Turkiye) | 1909.05.11 | 1910.02.27 |
 Bishop Patrick McKennaformer Bishop of Clogher (Ireland) | 1909.06.01 | 1909.10.10 |
| Cardinal Franziskus von Bettinger former Cardinal-Priest of S. Marcello former Metropolitan Archbishop of München und Freising (Germany) | 1909.06.06 | 1909.08.15 |
| Bishop Saturnino Peri former Bishop of Iglesias (Italy) | 1909.06.16 | 1909.08.15 |
 Bishop Antoine Alphonse de Wachterformer Auxiliary Bishop of Mechelen (Belgium) | 1909.06.21 | 1909.07.25 |
| Archbishop Giuseppe Maria Leo former Archbishop of Barletta (Italy) former Metropolitan Archbishop of Trani (Italy) | 1909.06.23 | 1909.07.11 |
| Bishop James O’Reilly former Bishop of Fargo (USA) | 1909.06.24 | 1910.05.19 |
| Bishop Edmund Michael Dunne former Bishop of Peoria (USA) | 1909.06.30 | 1909.09.01 |
| Archbishop Adolfo Turchi former Archbishop of L’Aquila (Italy) | 1909.06.30 | 1909.09.05 |
| Cardinal George William Mundelein former Cardinal-Priest of S. Maria del Popolo former Metropolitan Archbishop of Chicago (USA) | 1909.06.30 | 1909.09.21 |
| Archbishop Luigi Fantozzi former Bishop of Veroli (Italy) | 1909.07.10 | 1909.09.12 |
| Archbishop Angelo Paino former Metropolitan Archbishop of Messina (Italy) former Archimandrite of Santissimo Salvatore of the Italo-Albanese (Italy) | 1909.07.12 | 1909.07.25 |
 Bishop John Stephen Vaughanformer Auxiliary Bishop of Salford (England) | 1909.07.13 | 1909.08.15 |
 Bishop Filippo Perlo, I.M.C.former Vicar Apostolic of Kenya (Kenya) former Superior General of Consolata Missionaries | 1909.07.15 | 1909.10.23 |
 Bishop Jean-Pierre-Marie Fayolle (劉), M.E.P.former Vicar Apostolic of Suifu 敘府 (China) | 1909.07.15 | 1909.10.24 |
 Bishop Joseph-Emile Abbet, C.R.A.former Abbot Ordinary of Saint-Maurice d’Agaune (Switzerland) former Abbot Ordinary of Swiss Congregation of Canons Regular of Saint Maurice of Agaune | 1909.07.24 | 1909.09.19 |
| Bishop Emeterio Valverde y Télles former Bishop of León (Mexico) | 1909.08.07 | 1909.10.17 |
| Archbishop Manuel Lago y González former Metropolitan Archbishop of Santiago de Compostela (Spain) | 1909.08.25 | 1910.04.03 |
| Blessed Bishop Manuel Basulto y Jiménez former Bishop of Jaén (Spain) | 1909.09.03 | 1910.01.16 |
 Bishop René-Marie-Joseph Perros, M.E.P.former Vicar Apostolic of Bangkok (Thailand) | 1909.09.17 | 1910.01.30 |
 Bishop Augustin Duret, S.M.A.former Vicar Apostolic of Delta del Nilo (Egypt) | 1909.09.17 | 1910.02.24 |
| Bishop Jaime de Anasagasti y Llamas former Bishop of Campeche (Mexico) | 1909.11.12 | 1909.12.12 |
| Bishop José de Jesús Guzmán y Sánchez former Bishop of Ciudad Victoria–Tamaulipas (Mexico) | 1909.11.14 | 1910.02.24 |
| Cardinal Karl Joseph Schulte former Cardinal-Priest of Ss. Quattro Coronati former Metropolitan Archbishop of Köln (Germany) | 1909.11.30 | 1910.03.19 |
 Bishop John Carrollformer Bishop of Lismore (Australia) | 1909.12.02 | 1910.03.06 |
| Bishop Michael Francis Fallon, O.M.I. former Bishop of London (Canada) | 1909.12.14 | 1910.04.25 |
| Archbishop Thomas P. Gilmartin former Metropolitan Archbishop of Tuam (Ireland) | 1909.12.18 | 1910.02.13 |
| Archbishop Giovanni Antonio Zucchetti, O.F.M. Cap. former Metropolitan Archbishop of Izmir (Turkiye) | 1909.12.22 | 1910.01.02 |
