| Date | Age | Event | Bishop | Title | Current Title | 
|---|
| Sep | 64.7 | Died | Federico Guarini, O.S.B. † | Bishop of Venosa, Italy | 
| 1 Sep | 60.6 | Died | Adeodato Venturini, O.S.B. † | Bishop of Pontremoli, Italy | 
| 3 Sep | 23.4 | Ordained Priest | Joseph-Auguste Chevalier, M.E.P. † | Priest of Besançon, France | Vicar Apostolic of Mysore, India | 
|  | Born | Domenico Maria Jacobini † |  | Cardinal, Vicar General of Roma {Rome}, Italy | 
| 5 Sep | 43.6 | Ordained Bishop | Basile Kfoury † | Patriarchal Vicar of Egypt and Sudan (Melkite Greek) | 
| 9 Sep | 25.3 | Ordained Deacon | Juraj (Giorgio) Dobrila † | Deacon | Bishop of Trieste e Capodistria (Trst i Koper), Italy | 
| 11 Sep | 25.4 | Ordained Priest | Juraj (Giorgio) Dobrila † | Priest | Bishop of Trieste e Capodistria (Trst i Koper), Italy | 
| 12 Sep | 82.0 | Died | Cesare Brancadoro † | Cardinal, Archbishop of Fermo, Italy | 
| 13 Sep |  | Born | Celestino del Frate † |  | Archbishop of Camerino, Italy | 
|  | Born | Franz Konstantin Rampa † |  | Bishop of Chur, Switzerland | 
| 14 Sep | 58.1 | Installed | Nicolas-Augustin de la Croix d’Azolette † | Bishop of Gap, France | Archbishop Emeritus of Auch, France | 
| 18 Sep |  | Born | Aires de Ornelas de Vasconcelos † |  | Archbishop of Goa, India | 
| 19 Sep |  | Born | Rocco Anselmini † |  | Bishop of Nocera Umbra, Italy | 
| 21 Sep | 56.7 | Ordained Bishop | Francisco Javier Luna-Pizarro y Pacheco de Chávez † | Titular Bishop of Alalis | Archbishop of Lima, Peru | 
| 22 Sep |  | Born | Pierre-Marie-Alphonse Favier, C.M. † |  | Vicar Apostolic of Northern Chi-Li {Ce-Li Settentrionale} o Pe-Kin, China | 
|  | Born | Ján Vályi † |  | Bishop of Prešov (Prjašev) (Slovak), Slovakia | 
| 23 Sep | 23.9 | Ordained Priest | Odoardo Agnelli † | Priest | President of the Pontifical Ecclesiastical Academy | 
| 23.8 | Ordained Priest | Giovanni Battista Cerruti † | Priest of Savona e Noli, Italy | Bishop | 
| 23.4 | Ordained Priest | Patrick Dorrian † | Priest of Down and Connor, Ireland | Bishop | 
| 22.7 | Ordained Priest | Concetto Focaccetti † | Priest | Bishop Emeritus of Acquapendente, Italy | 
| 22.5 | Ordained Priest | Lorenzo Gastaldi † | Priest of Torino {Turin}, Italy | Archbishop | 
| 26.0 | Ordained Priest | Domenico Guadalupi † | Priest | Archbishop Emeritus of Salerno (-Acerno), Italy | 
| 23.2 | Ordained Priest | Mariano Ricciardi † | Priest | Archbishop of Sorrento, Italy | 
| 22.9 | Ordained Deacon | Francesco Sabbia † | Deacon of Crema, Italy | Bishop | 
| 24.0 | Ordained Priest | José Maria de Urquinaona y Vidot † | Priest | Bishop of Barcelona, Spain | 
| 24 Sep | 51.6 | Installed | Benedetto Terenzio † | Bishop of Trivento, Italy | 
| 26 Sep | 58.7 | Resigned | Etienne-Bruno-Marie d’Arbou † | Bishop of Bayonne, France | Bishop Emeritus | 
| 27 Sep | 56.1 | Died | Filippo Appignanesi † | Bishop of Ripatransone, Italy | 
| 29 Sep | 85.6 | Died | Charles-François-Marie Petit-Benoit de Chaffoy † | Bishop of Nîmes, France | 
| Oct | 30.8 | Entered | Marie-Jean-François Allard, O.M.I. † | Priest of Oblates of Mary Immaculate | Vicar Apostolic Emeritus of Natal, South Africa | 
| 2 Oct | 41.2 | Appointed | Luigi Amat di San Filippo e Sorso † | Cardinal-Priest of Santa Maria in Via | Cardinal, Cardinal-Bishop of Ostia (e Velletri) | 
| 35.1 | Appointed | Fabio Maria Asquini † | Titular Archbishop of Tarsus | Cardinal, Secretary of the Roman Curia - Other | 
| 68.9 | Confirmed | Gaetano Benaglia † | Bishop of Lodi, Italy | 
| 69.7 | Appointed | Tomasz Chmielewski † | Auxiliary Bishop of Warszawa {Warsaw}, Poland | 
| 69.7 | Appointed | Tomasz Chmielewski † | Titular Bishop of Gratianopolis | Auxiliary Bishop of Warszawa {Warsaw}, Poland | 
| 56.6 | Appointed | Francesco Faldi † | Bishop of Fabriano e Matelica, Italy | Bishop Emeritus | 
| 52.2 | Confirmed | Francesco Saverio Farace † | Bishop of Bovino, Italy | 
| 42.6 | Appointed | Gabriele Ferretti † | Archbishop of Fermo, Italy | Cardinal, Major Penitentiary of the Apostolic Penitentiary | 
| 65.7 | Appointed | Antonio de Franci † | Auxiliary Bishop of Ostia (-Velletri), Italy | Auxiliary Bishop Emeritus | 
| 65.7 | Appointed | Antonio de Franci † | Titular Bishop of Canatha | Auxiliary Bishop Emeritus of Ostia (-Velletri), Italy | 
| 50.0 | Confirmed | Michele de Gattis † | Bishop of Venosa, Italy | 
| 67.7 | Appointed | Giacomo Giustiniani † | Chamberlain (Camerlengo) of the Apostolic Chamber | Cardinal, Prefect of the Roman Curia - Other | 
| 78.7 | Appointed | Emmanuele de Gregorio † | Cardinal-Bishop of Porto e Santa Rufina | Cardinal, Major Penitentiary of the Apostolic Penitentiary | 
| 74.0 | Confirmed | Andreas Stanislaus von Hattynski (Hatten) † | Bishop of Warmia (Ermland), Poland | 
| 50.4 | Confirmed | Juraj Haulík Váralyai † | Bishop of Zagreb (Agram), Croatia | Cardinal, Archbishop of Zagreb, Croatia | 
| 35.5 | Confirmed | Frédéric-Gabriel-Marie-François de Marguerye † | Bishop of Saint-Flour, France | Bishop Emeritus of Autun (-Châlon-sur-Saône-Mâcon), France | 
| 51.0 | Confirmed | Francesco-Paolo Mastropasqua † | Bishop of Nusco, Italy | 
| 55.1 | Confirmed | St. Eugène-Charles-Joseph de Mazenod, O.M.I. † | Bishop of Marseille, France | 
| 36.5 | Appointed | Giovanni Domenico Francesco Mensini † | Bishop of Grosseto, Italy | 
| 61.9 | Appointed | Ludovico Micara, O.F.M. Cap. † | Cardinal-Bishop of Frascati | Cardinal, Cardinal-Bishop of Ostia (e Velletri) | 
| 69.7 | Confirmed | Ignazio Giuseppe Nicola Epifanio Montemagno, O.F.M. Conv. † | Bishop of Agrigento (Girgenti), Italy | 
| 69.7 | Ordained Bishop | Ignazio Giuseppe Nicola Epifanio Montemagno, O.F.M. Conv. † | Bishop of Agrigento (Girgenti), Italy | 
| 55.3 | Appointed | Antonio Luigi Piatti † | Titular Patriarch of Antiochia {Antioch} | 
| 41.0 | Confirmed | Vasyl Popovics † | Bishop of Mukachevo (Munkács) (Ruthenian), Ukraine | 
| 60.3 | Appointed | Giovanni Battista Rossi † | Bishop of Pistoia e Prato, Italy | 
| 60.8 | Appointed | Raffaele Serena † | Auxiliary Bishop of Napoli {Naples}, Italy | 
| 60.8 | Appointed | Raffaele Serena † | Titular Bishop of Chariopolis | Auxiliary Bishop of Napoli {Naples}, Italy | 
| 44.7 | Appointed | Giuseppe Maria Severa † | Bishop of Città della Pieve, Italy | Bishop of Terni, Italy | 
| 55.7 | Confirmed | Antonio Raimondo Tore † | Archbishop of Cagliari, Italy | 
| 3 Oct |  | Born | Filip Franjo Nakić † |  | Bishop of Split-Makarska (Spalato-Macarska), Croatia | 
| 5 Oct | 23.9 | Professed | Pierre Nicolaus Lavaissière, C.M. † | Member of Congregation of the Mission | Vicar Apostolic of Chekiang {Ce-Kiam}, China | 
| 6 Oct | 47.3 | Resigned | Giuseppe Trama † | Bishop of Calvi e Teano, Italy | Bishop Emeritus | 
| 7 Oct | 58.0 | Appointed | Castruccio Castracane degli Antelminelli † | Official of the Roman Curia - Other | Cardinal, Bishop of Palestrina, Italy | 
| 8 Oct | 35.1 | Ordained Bishop | Fabio Maria Asquini † | Titular Archbishop of Tarsus | Cardinal, Secretary of the Roman Curia - Other | 
| 51.8 | Ordained Bishop | José Lázaro de la Garza y Ballesteros † | Bishop of Sonora, México | Archbishop of México, Federal District | 
| 10 Oct | 50.9 | Died | Pavao Klement Miošić (Miossich) Kačić † | Bishop of Split-Makarska (Spalato-Macarska), Croatia | 
| 13 Oct | 23.5 | Professed | Joseph-Auguste Chevalier, M.E.P. † | Priest of La Société des Missions Etrangères | Vicar Apostolic of Mysore, India | 
| 14 Oct | 54.3 | Died | Luigi Frezza † | Cardinal, Secretary Emeritus of the Congregation for Extraordinary Ecclesiastical Affairs | 
| 43.7 | Died | Edward Nolan † | Bishop of Kildare and Leighlin, Ireland | 
| 15 Oct | 52.2 | Ordained Bishop | Francesco Saverio Farace † | Bishop of Bovino, Italy | 
| 65.7 | Ordained Bishop | Antonio de Franci † | Titular Bishop of Canatha | Auxiliary Bishop Emeritus of Ostia (-Velletri), Italy | 
| 51.0 | Ordained Bishop | Francesco-Paolo Mastropasqua † | Bishop of Nusco, Italy | 
| 39.8 | Ordained Bishop | Bernard Donald McDonald † | Bishop of Charlottetown, Prince Edward Island, Canada | 
| 62.0 | Ordained Bishop | Ludovico Micara, O.F.M. Cap. † | Cardinal-Bishop of Frascati | Cardinal, Cardinal-Bishop of Ostia (e Velletri) | 
| 60.9 | Ordained Bishop | Raffaele Serena † | Titular Bishop of Chariopolis | Auxiliary Bishop of Napoli {Naples}, Italy | 
| 16 Oct |  | Born | Jacques-Paul-Antonin Fabre † |  | Bishop of Saint-Denis-de-La Réunion | 
| 18 Oct |  | Born | Roberto Menini, O.F.M. Cap. † |  | Vicar Apostolic of Sofia e Plovdiv, Bulgaria | 
| 23 Oct | 18.8 | Professed | Alessio Maria Filippi, O.F.M. Ref. † | Member of Order of Reformed Friars Minor | Vicar Apostolic of Southwestern Hupeh {Hu-Pè Occiduo-Meridionale}, China | 
| 28 Oct |  | Born | Giuseppe Candido † |  | Bishop Emeritus of Ischia, Italy | 
| 44.8 | Ordained Bishop | Giuseppe Maria Severa † | Bishop of Città della Pieve, Italy | Bishop of Terni, Italy | 
| 29 Oct |  | Born | Domenico Cumino † |  | Bishop of Biella, Italy | 
| 30 Oct | 70.9 | Died | Józef Chełkowski † | Auxiliary Bishop of Gniezno e Poznań, Poland | 
| 31 Oct |  | Born | Matthew Gibney † |  | Bishop Emeritus of Perth, Australia | 
|  | Born | Santiago de los Santos Garza Zambrano † |  | Archbishop of Linares o Nueva León, Nuevo León, México | 
| Nov | 53.2 | Resigned | Francesco Capaccini † | Secretary of the Congregation for Extraordinary Ecclesiastical Affairs | Cardinal, Substitute (Sostituto) of the Secretariat of State | 
| 76.8 | Died | Gioacchino Tosi † | Bishop Emeritus of Anagni, Italy | 
| 1 Nov | 41.9 | Selected | François Lacroix † | Bishop of Bayonne, France | 
| 4 Nov |  | Born | Robert Brindle † |  | Bishop Emeritus of Nottingham, England, Great Britain | 
| 5 Nov | 56.7 | Ordained Bishop | Francesco Faldi † | Bishop of Fabriano e Matelica, Italy | Bishop Emeritus | 
| 9 Nov | 68.9 | Died | Domenico De Simone † | Cardinal, Deacon of the Roman Curia - Other | 
| 81.4 | Retired | Jean-Pierre de Gallien de Chabons † | Bishop of Amiens, France | Bishop Emeritus | 
| 12 Nov | 36.6 | Ordained Bishop | Giovanni Domenico Francesco Mensini † | Bishop of Grosseto, Italy | 
| 16 Nov | 64.9 | Died | Giorgio Doria Pamphilj Landi † | Cardinal, Prefect of the Congregation of (Sacred) Rites | 
| 19 Nov | 69.8 | Ordained Bishop | Tomasz Chmielewski † | Titular Bishop of Gratianopolis | Auxiliary Bishop of Warszawa {Warsaw}, Poland | 
| 70.3 | Ordained Bishop | Antonio Cinque † | Bishop of Anglona-Tursi, Italy | 
| 50.1 | Ordained Bishop | Michele de Gattis † | Bishop of Venosa, Italy | 
| 21 Nov | 50.1 | Appointed | Tommaso Pasquale Gizzi † | Apostolic Delegate to Other | Cardinal, Secretary Emeritus of the Secretariat of State | 
| 22 Nov | 48.6 | Selected | St. Antonio Maria Gianelli † | Bishop of Bobbio, Italy | 
| 51.6 | Selected | Jean-François-Marcellin Turinaz † | Bishop of Tarentaise, France | Bishop Emeritus | 
| 23 Nov |  | Born | Nicolas Donnelly † |  | Auxiliary Bishop of Dublin, Ireland | 
| 24 Nov | 39.6 | Appointed | Pierre-Dominique-Marcellin Bonamie, SS.CC. † | Titular Archbishop of Chalcedon | Superior General Emeritus of Congregation of the Sacred Hearts of Jesus and Mary | 
| 26 Nov | 35.7 | Ordained Bishop | Frédéric-Gabriel-Marie-François de Marguerye † | Bishop of Saint-Flour, France | Bishop Emeritus of Autun (-Châlon-sur-Saône-Mâcon), France | 
| 29 Nov | 83.8 | Died | Blas Joaquín Álvarez de Palma † | Archbishop of Granada, Spain | 
|  | Born | Lorenzo Passerini † |  | Titular Patriarch of Antiochia {Antioch} | 
| Dec | 22.8 | Ordained Priest | Pietro de Villanova Castellacci † | Priest | Titular Patriarch of Antiochia {Antioch} | 
| 1 Dec |  | Born | Alphonsus M. Henricus Joosten, O.P. † |  | Vicar Apostolic of Curaçao, Netherlands Antilles, Antilles | 
| 3 Dec | 25.8 | Ordained Priest | Józef Hollak † | Priest | Auxiliary Bishop of Sejny o Sejna o Augustów, Poland | 
| 5 Dec | 41.7 | Died | Alexis-Jean-Augustin Bachelot, SS.CC. † | Prefect of Sandwich Islands, Hawaii, USA | 
| 69.0 | Died | Cesare Nembrini Pironi Gonzaga † | Cardinal, Bishop of Ancona e Numana, Italy | 
| 36.0 | Appointed | Giuseppe Angelo di Fazio, O.F.M. Cap. † | Vicar Apostolic of Syria, Egypt, Arabia, and Cyprus, Syria | 
| 36.0 | Appointed | Giuseppe Angelo di Fazio, O.F.M. Cap. † | Apostolic Delegate to Syria | Vicar Apostolic of Syria, Egypt, Arabia, and Cyprus, Syria | 
| 8 Dec | 73.9 | Died | Francisco Albán Barreiro, O.P. † | Bishop of Nueva Segovia, Philippines | 
| 10 Dec | 50.6 | Ordained Bishop | Juraj Haulík Váralyai † | Bishop of Zagreb (Agram), Croatia | Cardinal, Archbishop of Zagreb, Croatia | 
| 45.2 | Ordained Bishop | Pierre-Jean-Mathias Loras † | Bishop of Dubuque, Iowa, USA | 
| 35.7 | Ordained Bishop | Richard Patrick Smith † | Titular Bishop of Agnus | Archbishop of Port of Spain, Trinidad and Tobago, Antilles | 
| 11 Dec |  | Born | Antonio Scotti † |  | Bishop Emeritus of Alife, Italy | 
| 16 Dec | 48.2 | Selected | Francesco Capezzuti † | Bishop of Ariano, Italy | 
| 46.0 | Selected | Niccola Marone † | Bishop of Ruvo e Bitonto, Italy | Bishop Emeritus | 
| 38.6 | Selected | Michelangelo Pieramico † | Bishop of Potenza e Marsico Nuovo, Italy | 
| 17 Dec | 27.7 | Ordained Subdeacon | Vincenzo Gioacchino Raffaele Luigi Pecci † | Subdeacon of Roma {Rome}, Italy | Pope | 
| 42.7 | Final Vows | James Oliver Van de Velde, S.J. † | Priest of Society of Jesus | Bishop of Natchez, Mississippi, USA | 
| 22 Dec | 35.3 | Appointed | Fabio Maria Asquini † | Apostolic Nuncio to Sicily, Italy | Cardinal, Secretary of the Roman Curia - Other | 
| 38.3 | Selected | Jean-François-Marie Cart † | Bishop of Nîmes, France | 
| 49.1 | Selected | Jean-Marie Mioland † | Bishop of Amiens, France | Archbishop of Toulouse (-Narbonne), France | 
| 23 Dec | 26.9 | Ordained Priest | Thaddeus Amat y Brusi, C.M. † | Priest of Congregation of the Mission | Bishop of Monterey-Los Angeles, California, USA | 
| 23.8 | Ordained Priest | Eugène-Jean-Claude-Joseph Desflèches, M.E.P. † | Priest of La Société des Missions Etrangères | Vicar Apostolic Emeritus of Eastern Szechwan {Se-Ciuen Orientale}, China | 
| 24.5 | Ordained Deacon | Jean Joseph Faict † | Deacon of Brugge {Bruges}, Belgium | Bishop | 
| 22.4 | Ordained Deacon | Pietro Maria Ferrè † | Deacon of Crema, Italy | Bishop of Casale Monferrato, Italy | 
| 23.2 | Ordained Priest | Pierre-Alfred Grimardias † | Priest of Clermont, France | Bishop of Cahors, France | 
| 24.1 | Ordained Priest | Pierre Nicolaus Lavaissière, C.M. † | Priest of Congregation of the Mission | Vicar Apostolic of Chekiang {Ce-Kiam}, China | 
| 24.4 | Ordained Priest | Juan Antonio Puig y Montserrat, O.F.M. Obs. † | Priest of Order of Observant Friars Minor | Bishop of Puerto Rico (Porto Rico) | 
| 23.2 | Ordained Priest | Francesco Sabbia † | Priest of Crema, Italy | Bishop | 
| 22.6 | Ordained Priest | Pietro Giocondo Salvaj di Govone † | Priest of Alba (Pompea), Italy | Bishop of Alessandria (della Paglia), Italy | 
| 22.6 | Ordained Priest | Giovanni Domenico Vassarotti † | Priest of Pinerolo, Italy | Bishop | 
| 24 Dec | 27.8 | Ordained Deacon | Vincenzo Gioacchino Raffaele Luigi Pecci † | Deacon of Roma {Rome}, Italy | Pope | 
| 25 Dec |  | Ordained Bishop | Macaire Samman † | Bishop | Bishop Emeritus | 
| 27 Dec | 61.1 | Resigned | Manuel Isidoro Pérez Sánchez (Súarez) † | Bishop of Antequera, Oaxaca, México | Bishop Emeritus | 
| 28 Dec | 60.7 | Resigned | Pedro José de Fonte y Hernández Miravete † | Archbishop of México, Federal District | Archbishop Emeritus | 
| 79.7 | Retired | Jean-Louis-Simon Lemercier † | Bishop of Beauvais, France | Bishop Emeritus | 
| 31 Dec | 24.6 | Ordained Priest | Tommaso Bichi † | Priest of Oristano, Italy | Auxiliary Bishop | 
| 27.8 | Ordained Priest | Vincenzo Gioacchino Raffaele Luigi Pecci † | Priest of Roma {Rome}, Italy | Pope |