| Date | Age | Event | Bishop | Title | Current Title |
| Sep | 20.1 | Professed | Marie-Antoine-Louis Caspar, M.E.P. † | Member of La Société des Missions Etrangères | Vicar Apostolic Emeritus of Northern Cochin {Cocincina Settentrionale}, Viet Nam |
| 3 Sep | 43.3 | Appointed | Robert Cornthwaite † | Bishop of Beverley, England, Great Britain | Bishop of Leeds, England, Great Britain |
| 5 Sep | 56.1 | Appointed | Lodovico Altieri † | Cardinal, Prefect of the Roman Curia - Other |
| 73.0 | Died | Giuseppe Godeassi † | Archbishop of Zadar (Zara), Croatia |
| 8 Sep | | Born | Benoit-Marius Bonnefoux, C.S.Sp. † | Viverols, France | Superior Emeritus of Cunène, Angola |
| 53.6 | Ordained Bishop | Louis-Anne Dubreil † | Bishop of Vannes, France | Archbishop of Avignon (-Apt, Cavaillon, Carpentras, Orange, e Vaison), France |
| 45.0 | Ordained Bishop | Pierre-Maria-Joseph-Julien Pichon, M.E.P. † | Titular Bishop of Helenopolis in Bithynia | Vicar Apostolic of Southern Szechwan {Se-Ciuen Meridionale}, China |
| 15 Sep | 30.3 | Ordained Bishop | Eustachio Vito Modesto Zanoli, O.F.M. † | Titular Bishop of Eleutheropolis in Macedonia | Vicar Apostolic of Eastern Hupeh {Hu-Pè Orientale}, China |
| 17 Sep | | Born | Pranciškus Karevičius (Karewicz), M.I.C. † | Giršinu | Bishop Emeritus of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania |
| Born | Carlo Dalmazio Minoretti † | Cogliate San Dalmazio | Cardinal, Archbishop of Genova, Italy |
| 19 Sep | | Born | Frederick Zadok Rooker † | New York, NY, USA | Bishop of Jaro, Philippines |
| 20 Sep | 25.1 | Ordained Deacon | Gyula Firczák † | Deacon | Bishop of Mukachevo (Munkács) (Ruthenian), Ukraine |
| 21 Sep | 23.5 | Ordained Priest | Giuseppe Maria Aldanesi † | Priest | Bishop Emeritus of Cagli e Pergola, Italy |
| 23.0 | Ordained Priest | Henry Gabriels † | Priest | Bishop of Ogdensburg, New York, USA |
| 46.5 | Selected | Gregorio Melitón Martínez Santa Cruz † | Archbishop of Manila, Philippines | Archbishop Emeritus |
| 23.6 | Ordained Priest | Francesco Maria Traina † | Priest | Bishop of Patti, Italy |
| 24 Sep | 86.9 | Died | Severo Leonardo Andriani Escofet † | Bishop of Pamplona (-Tudela), Spain |
| 61.1 | Died | Angelo Ramazzotti † | Patriarch of Venezia {Venice}, Italy |
| 26 Sep | 25.1 | Ordained Priest | Gyula Firczák † | Priest | Bishop of Mukachevo (Munkács) (Ruthenian), Ukraine |
| 27 Sep | 55.4 | Elevated to Cardinal | Gaetano Bedini † | Cardinal, Bishop of Viterbo e Tuscania, Italy |
| 78.6 | Elevated to Cardinal | Alexis Billiet † | Cardinal, Archbishop of Chambéry, France |
| 58.0 | Elevated to Cardinal | Miguel García Cuesta † | Cardinal, Archbishop of Santiago de Compostela, Spain |
| 53.1 | Elevated to Cardinal | Fernando de la Puente y Primo de Rivera † | Cardinal, Archbishop of Burgos, Spain |
| 53.1 | Elevated to Cardinal | Antonio Maria (Niccolò) Panebianco, O.F.M. Conv. † | Cardinal, Cardinal-Priest of Santi XII Apostoli |
| 59.1 | Elevated to Cardinal | Angelo Quaglia † | Cardinal, Priest of the Roman Curia - Other |
| 61.1 | Elevated to Cardinal | Angelo Ramazzotti † | Died Before Publication | Patriarch |
| 53.4 | Elevated to Cardinal | Carlo Sacconi † | Cardinal, Prefect of the Congregation of Ceremonies |
| 58.6 | Appointed | Pietro de Silvestri † | Cardinal, Cardinal-Priest of San Marco |
| 61.2 | Appointed | Karl August von Reisach † | Cardinal-Priest of Santa Cecilia | Cardinal, Archbishop Emeritus of München und Freising {Munich}, Germany |
| 30 Sep | 55.4 | Appointed | Gaetano Bedini † | Cardinal-Priest of Santa Maria sopra Minerva | Cardinal, Bishop of Viterbo e Tuscania, Italy |
| 52.4 | Confirmed | Luigi di Canossa † | Cardinal, Bishop of Verona, Italy |
| 38.9 | Appointed | Mieczyslaw Halka Ledóchowski † | Titular Archbishop of Thebae | Cardinal, Archbishop Emeritus of Gniezno e Poznań, Poland |
| 53.1 | Appointed | Antonio Maria (Niccolò) Panebianco, O.F.M. Conv. † | Cardinal-Priest of San Girolamo dei Croati | Cardinal, Cardinal-Priest of Santi XII Apostoli |
| 59.5 | Appointed | Sebastião Pinto do Rêgo † | Bishop of São Paulo, Brazil |
| 59.1 | Appointed | Angelo Quaglia † | Cardinal-Priest of Santi Andrea e Gregorio al Monte Celio | Cardinal, Priest of the Roman Curia - Other |
| 53.4 | Appointed | Carlo Sacconi † | Cardinal-Priest of Santa Maria del Popolo | Cardinal, Prefect of the Congregation of Ceremonies |
| 53.4 | Appointed | Carlo Sacconi † | Official of the Roman Curia - Other | Cardinal, Prefect of the Congregation of Ceremonies |
| 56.3 | Confirmed | Federico Maria Zinelli † | Bishop of Treviso, Italy |
| 1 Oct | 51.3 | Appointed | Flavio Chigi † | Apostolic Nuncio to France | Cardinal, Archpriest of the Arcibasilica di San Giovanni in Laterano {Saint John Lateran Basilica} |
| 54.1 | Appointed | Pietro Gianelli † | Pro-Secretary of the Congregation of the Council | Cardinal, Official of the Roman Curia - Other |
| 50.0 | Appointed | Matteo Eustachio Gonella † | Apostolic Nuncio to Germany | Cardinal, Bishop of Viterbo e Tuscania, Italy |
| 38.9 | Appointed | Mieczyslaw Halka Ledóchowski † | Apostolic Nuncio to Belgium | Cardinal, Archbishop Emeritus of Gniezno e Poznań, Poland |
| 2 Oct | | Born | Manoel Antônio de Oliveira Lopes † | São Gonçalo dos Campos | Archbishop of Maceió, Alagoas, Brazil |
| 3 Oct | 82.7 | Died | José de Moura Coutinho † | Bishop of Lamego, Portugal |
| 5 Oct | 83.8 | Died | Antoni Melchior Fijałkowski † | Archbishop of Warszawa {Warsaw}, Poland |
| 6 Oct | 50.1 | Ordained Bishop | Antolín Monescillo y Viso † | Bishop of Calahorra y La Calzada, Spain | Cardinal, Archbishop of Toledo, Spain |
| 13 Oct | 17.4 | Professed | Bernardino Nozaleda y Villa, O.P. † | Member of Order of Friars Preachers | Archbishop Emeritus of Valencia, Spain |
| 15 Oct | | Born | Nicola Maria Audino † | Vallelunga-Pratameno | Bishop of Mazara del Vallo, Italy |
| Born | Giuseppe Bartolomeo Rovetta † | Castenedolo | Bishop Emeritus of Cassano all’Jonio, Italy |
| 18 Oct | | Born | Maximiliano Crespo Rivera † | Buga | Archbishop of Popayán, Colombia |
| 24.1 | Ordained Priest | Pierre-Marie-Alphonse Favier, C.M. † | Priest of Congregation of the Mission | Vicar Apostolic of Northern Chi-Li {Ce-Li Settentrionale} o Pe-Kin, China |
| 20 Oct | 37.1 | Ordained Bishop | Luiz da Conceição Saraiva, O.S.B. † | Bishop of São Luís do Maranhão, Brazil |
| 23.5 | Ordained Priest | Emidio Taliani † | Priest | Cardinal, Official of the Roman Curia - Other |
| Born | Antonio Tommaso Videmari † | Milano | Bishop Emeritus of Ogliastra, Italy |
| 22 Oct | | Born | Bernardo Pizzorno † | Varazze | Bishop of Luni, Sarzana e Brugnato, Italy |
| 26 Oct | | Born | Dumitru Radu † | Tompaháza | Bishop of Oradea Mare {Gran Varadino} (Romanian), Romania |
| 28 Oct | 50.4 | Selected | Basilio Gil y Bueno † | Bishop of Huesca, Spain |
| 29 Oct | 67.0 | Died | Franz Xaver Zenner † | Auxiliary Bishop of Wien {Vienna}, Austria |
| 1 Nov | 43.8 | Succeeded | Hilarión Alcázar, O.P. † | Vicar Apostolic of Eastern Tonking {Tonkino Orientale}, Viet Nam |
| 34.7 | Died | St. Valentín Faustino Berrio Ochoa, O.P. † | Vicar Apostolic of Central Tonking {Tonkino Centrale}, Viet Nam |
| Born | Joseph Darian † | Ascekut | Titular Archbishop of Tarsus dei Maroniti |
| 61.1 | Died | St. Jerónimo Hermosilla, O.P. † | Vicar Apostolic of Eastern Tonking {Tonkino Orientale}, Viet Nam |
| Born | Mario Sturzo † | Caltagirone | Bishop of Piazza Armerina, Italy |
| 2 Nov | | Born | Jacobus Sereggi † | Shkodrë | Archbishop Emeritus of Shkodrë, Albania |
| 3 Nov | 50.8 | Ordained Bishop | Tomás Aguirre † | Bishop of Guayaquil, Ecuador |
| 21.2 | Professed | Tommaso Maria Granello, O.P. † | Member of Order of Friars Preachers | Titular Archbishop of Seleucia Pieria |
| 39.0 | Ordained Bishop | Mieczyslaw Halka Ledóchowski † | Titular Archbishop of Thebae | Cardinal, Archbishop Emeritus of Gniezno e Poznań, Poland |
| 8 Nov | 72.4 | Died | Letterio Turchi † | Bishop of Città di Castello, Italy |
| 10 Nov | 43.5 | Ordained Bishop | Robert Cornthwaite † | Bishop of Beverley, England, Great Britain | Bishop of Leeds, England, Great Britain |
| 47.4 | Ordained Bishop | Remigio Estévez de Toral † | Bishop of Cuenca, Ecuador |
| 12 Nov | 87.7 | Died | Georg Prünster † | Auxiliary Bishop of Brixen {Bressanone}, Italy |
| 13 Nov | 74.8 | Died | Manuel Grijalvo y Mínguez, O.S.A. † | Bishop of Nueva Caceres, Philippines |
| 14 Nov | 53.4 | Selected | Primo Calvo y López † | Archbishop of Santiago de Cuba | Bishop |
| 59.8 | Died | St. Etienne-Théodore Cuénot, M.E.P. † | Vicar Apostolic of Eastern Cochin {Cocincina Orientale}, Viet Nam |
| 16 Nov | 44.2 | Selected | Pedro María Lagüera y Menezo † | Bishop of Osma, Spain |
| 62.4 | Selected | Pedro Cirilo Uriz y Labayru † | Bishop of Pamplona (-Tudela), Spain |
| 17 Nov | 72.3 | Died | Giusto Recanati, O.F.M. Cap. † | Cardinal, Cardinal-Priest of Santi XII Apostoli |
| Born | Enrico Sibilia † | Anagni | Cardinal, Official of the Roman Curia - Other |
| 19 Nov | 75.0 | Died | Jan Dekert † | Auxiliary Bishop of Warszawa {Warsaw}, Poland |
| 54.0 | Died | Jean-Jacques Nanquette † | Bishop of Le Mans, France |
| Born | Carlo Taccetti † | San Miniatello | Bishop of Gubbio, Italy |
| 20 Nov | | Born | Camillo Laurenti † | Monteporzio Catone | Cardinal, Prefect of the Congregation of Rites |
| 21 Nov | 42.2 | Appointed | Emmanuele Staravero † | Titular Archbishop of Dramas |
| 23 Nov | 64.7 | Died | Annibale-Raffaele Montalcini, C.SS.R. † | Archbishop of Santa Severina, Italy |
| 29 Nov | 41.2 | Appointed | Martial-Guillaume-Marie Testard du Cosquer † | Apostolic Delegate to Haiti | Archbishop of Port-au-Prince, Haïti |
| 1 Dec | 23.0 | Ordained Priest | Salvatore Maria Bressi, O.F.M. Cap. † | Priest of Order of Friars Minor Capuchin | Archbishop of Otranto, Italy |
| 23.0 | Ordained Priest | Andrea d’Agostino, C.M. † | Priest of Congregation of the Mission | Bishop of Ariano, Italy |
| 48.2 | Ordained Bishop | Domingos Quirino de Souza † | Bishop of Goiás, Brazil |
| 2 Dec | 56.7 | Selected | Diego Mariano Alguacil y Rodríguez † | Bishop of Vitoria, Spain | Bishop of Cartagena (en España) |
| 4 Dec | | Born | Eugène-Charles-Philippe Crépin † | Dieppe | Auxiliary Bishop of Paris, France |
| 9 Dec | 65.8 | Died | Jean-Irénée Depéry † | Bishop of Gap, France |
| 10 Dec | 35.0 | Succeeded | Charles-Amable de la Tour d’Auvergne Lauraguais † | Archbishop of Bourges, France |
| 70.5 | Died | Alexis-Basile-Alexandre Menjaud † | Archbishop of Bourges, France |
| 20.0 | Professed | Peter Augustine O’Neill, O.S.B. † | Member of Order of Saint Benedict | Bishop Emeritus of Port-Louis, Mauritius |
| 12 Dec | 41.0 | Selected | Bienvenido Monzón y Martín † | Archbishop of Santo Domingo, Dominican Republic | Archbishop of Sevilla {Seville}, Spain |
| 14 Dec | | Born | Nicasio Arellano, O.P. † | Corella, Spain | Vicar Apostolic Emeritus of Eastern Tonking {Tonkino Orientale}, Viet Nam |
| 21 Dec | 23.4 | Ordained Priest | Louis-Jules Baron † | Priest | Bishop of Angers, France |
| 22.5 | Ordained Priest | Iader Bertini † | Priest | Bishop of Montalcino, Italy |
| 25.8 | Ordained Priest | Clovis-Nicolas-Joseph Catteau † | Priest of Arras (-Boulogne-Saint-Omer), France | Bishop of Luçon, France |
| 23.9 | Ordained Priest | Constant Dubail, M.E.P. † | Priest of La Société des Missions Etrangères | Vicar Apostolic of Manchuria {Manciuria}, China |
| 24.0 | Ordained Priest | Jean-Natalis-François Gonindard † | Priest | Archbishop of Rennes (-Dol-Saint-Malo), France |
| 23.3 | Ordained Priest | John Ireland † | Priest of Saint Paul, Minnesota, USA | Archbishop of Saint Paul, Minnesota, USA |
| 25.2 | Ordained Priest | Edward Likowski † | Priest of Gniezno e Poznań, Poland | Archbishop |
| 30.8 | Ordained Priest | Patrick Manogue † | Priest | Bishop of Sacramento, California, USA |
| 24.6 | Ordained Priest | Henri Pelgé † | Priest | Bishop of Poitiers, France |
| 22.9 | Ordained Deacon | Pedro Schumacher, C.M. † | Deacon of Congregation of the Mission | Bishop of Portoviejo (Porto Vecchio), Ecuador |
| 22 Dec | 23.8 | Ordained Priest | John Carroll † | Priest | Bishop of Shrewsbury, England, Great Britain |
| Born | Johann Jakob von Hauck † | Miltenberg | Archbishop of Bamberg, Germany |
| Born | Domenico Pozzoni, P.I.M.E. † | Paderno d'Adda, Italy | Vicar Apostolic of Hong Kong [Xianggang], China |
| Born | Angelo Giacinto Scapardini, O.P. † | Miasino | Bishop of Vigevano, Italy |
| 23 Dec | 56.7 | Confirmed | Diego Mariano Alguacil y Rodríguez † | Bishop of Vitoria, Spain | Bishop of Cartagena (en España) |
| 53.5 | Confirmed | Primo Calvo y López † | Archbishop of Santiago de Cuba | Bishop |
| 57.2 | Appointed | Calixto Castrillo y Ornedo † | Auxiliary Bishop of Sevilla {Seville}, Spain | Bishop of León, Spain |
| 57.2 | Appointed | Calixto Castrillo y Ornedo † | Titular Bishop of Doliche | Bishop of León, Spain |
| 49.9 | Appointed | Francisco de Sales Crespo y Bautista † | Auxiliary Bishop of Toledo, Spain | Bishop of Mondoñedo, Spain |
| 49.9 | Appointed | Francisco de Sales Crespo y Bautista † | Titular Bishop of Arca in Phoenicia | Bishop of Mondoñedo, Spain |
| Born | Joseph-Claude Excoffier, M.E.P. † | Saint Sylvestre, France | Coadjutor Vicar Apostolic Emeritus of Yünnan, China |
| 50.5 | Confirmed | Basilio Gil y Bueno † | Bishop of Huesca, Spain |
| 54.7 | Appointed | Francisco de Paula Jiménez y Muñoz † | Bishop of Teruel (-Albarracín), Spain |
| 44.3 | Confirmed | Pedro María Lagüera y Menezo † | Bishop of Osma, Spain |
| 46.8 | Confirmed | Gregorio Melitón Martínez Santa Cruz † | Archbishop of Manila, Philippines | Archbishop Emeritus |
| 53.4 | Appointed | Antonio Maria (Niccolò) Panebianco, O.F.M. Conv. † | Cardinal, Cardinal-Priest of Santi XII Apostoli |
| 48.9 | Appointed | Pedro Jose Puch y Solona † | Archbishop of La Plata o Charcas, Bolivia |
| 84.3 | Died | Mariano Talavera y Garcés † | Vicar Apostolic Emeritus of Guayana, Venezuela |
| 62.5 | Confirmed | Pedro Cirilo Uriz y Labayru † | Bishop of Pamplona (-Tudela), Spain |
| Born | Manuel María Vidal y Boullon † | Seira-Rois | Bishop of Tui, Spain |
| 49.2 | Confirmed | José Raimundo Benito Vilamitjana y Vila † | Bishop of Tortosa, Spain | Archbishop of Tarragona, Spain |
| 25 Dec | | Born | Emanuel-Anatole-Raphaël Chaptal de Chanteloup † | Paris | Auxiliary Bishop of Paris, France |
| 60.5 | Died | Joaquín Fernández de Madrid y Canal † | Titular Bishop of Tanagra |
| 26 Dec | 65.1 | Died | Guillaume-Elisée Martial † | Bishop of Saint-Brieuc (-Tréguier), France |
| 27 Dec | 29.7 | Ordained Priest | Thomas McGovern † | Priest of Philadelphia, Pennsylvania, USA | Bishop of Harrisburg, Pennsylvania, USA |
| 29 Dec | 32.4 | Ordained Bishop | José Ignacio Checa y Barba † | Titular Bishop of Lystra | Archbishop of Quito, Ecuador |
| 31.0 | Ordained Priest | Pierre Zoghbe † | Priest | Archbishop of Cipro (Maronite), Cyprus |