| Date | Age | Event | Bishop | Title | Current Title |
| 1 Jul | | Died | Giovanni Battista Maoletti, O.F.M. Ref. † | Vicar Apostolic of Chansi and Chensi, China |
| 5 Jul | 78.5 | Died | Domenico Silvio Passionei † | Cardinal, Librarian of the Vatican Library |
| 11 Jul | 65.5 | Died | Andrés Núńez Monteagudo † | Auxiliary Bishop of Toledo, Spain |
| 23.0 | Ordained Priest | Józef Ignác de Vilt (Wilt) † | Priest | Bishop of Győr (Raab), Hungary |
| 12 Jul | | Born | Adeodato Antonio Giovanni Luigi Caleffi, O.S.B. † | | Bishop of Modena (e Nonantola), Italy |
| Born | Louis-Charles-Jean-Baptiste Michel † | | Bishop of Fréjus, France |
| 13 Jul | 45.7 | Confirmed | Gennaro Maria Albertini, C.R. † | Bishop of Caserta, Italy |
| 50.7 | Confirmed | Ferenc Barkóczy de Szala † | Archbishop of Esztergom, Hungary |
| 57.8 | Appointed | Johann Theodor von Bayern † | Cardinal-Priest of San Lorenzo in Lucina | Cardinal, Bishop of Regensburg, Germany |
| 44.5 | Appointed | Henri-Louis-René des Nos † | Bishop of Rennes, France | Bishop of Verdun, France |
| 53.1 | Confirmed | Max Friedrich von Königsegg und Rothenfels † | Archbishop of Köln {Cologne}, Germany |
| 68.5 | Appointed | Camillo Paolucci (Merlini) † | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 57.1 | Appointed | Claudio Sanz Torres y Ruiz Castańedo † | Bishop of Almería, Spain |
| 67.4 | Appointed | Giuseppe Spinelli † | Cardinal-Bishop of Ostia (e Velletri) | Cardinal, Cardinal-Bishop of Ostia |
| 36.3 | Appointed | Henry Benedict Mary Clement Stuart of York † | Cardinal-Bishop of Frascati | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
| 19 Jul | 45.8 | Ordained Bishop | Gennaro Maria Albertini, C.R. † | Bishop of Caserta, Italy |
| 20 Jul | 64.9 | Died | Bartolomeo Mollo † | Bishop of San Severo, Italy |
| 21 Jul | 72.9 | Died | Vincent Cossovich † | Bishop of Korčula (Curzola, Cursola), Croatia |
| 23 Jul | | Born | Giuseppe Maria Botticelli, O.M. † | | Bishop of Lacedonia, Italy |
| 24 Jul | 54.7 | Died | Luigi Gualterio † | Cardinal, Cardinal-Priest of San Giovanni a Porta Latina |
| Born | Ferdinando Mattei † | | Bishop of Malta |
| 36.9 | Ordained Bishop | Antoni Adam Młodowski-Struś, O.S.B.M. † | Coadjutor Bishop of Pińsk-Turaŭ (Ukrainian), Belarus | Bishop of Volodymyr (Włodzimierz) et Brėst (Ukrainian) |
| Born | Giuseppe Emilio Sommariva † | | Bishop of Modena (e Nonantola), Italy |
| 26 Jul | 46.6 | Ordained Bishop | Francisco Javier Delgado y Venegas † | Bishop of Islas Canarias {Canary Islands}, Spain | Cardinal, Patriarch of West Indies, Spain |
| 22.7 | Ordained Priest | Giacinto Ignazio Pellegrini, O.P. † | Priest of Order of Friars Preachers | Bishop of Krk (Veglia), Croatia |
| 28 Jul | | Born | Karl Joseph von Riccabona (Reichenfels) † | | Bishop of Passau, Germany |
| 27.7 | Ordained Priest | Carlo Scribani Rossi † | Priest of Piacenza, Italy | Bishop |
| 29 Jul | 16.8 | Professed | Michal Franciszek Karpowicz, C.M. † | Member of Congregation of the Mission | Bishop of Wigry, Poland |
| Born | Julián Sanz Palanco † | | Bishop of Segorbe, Spain |
| 3 Aug | 49.5 | Ordained Bishop | Jean de Cairol de Madaillan † | Titular Bishop of Sarepta | Bishop Emeritus of Grenoble, France |
| 72.6 | Died | Johann Friedrich Adolf von Hörde zu Schönholthausen † | Vicar Apostolic of Nordic Missions, Germany |
| 9 Aug | 78.5 | Died | Fortunato Tamburini, O.S.B. † | Cardinal, Cardinal-Priest of San Callisto |
| 10 Aug | 17.0 | Professed | Angelin (Joseph Jakob) Geiselmayer, O.C.D. † | Member of Order of Discalced Carmelites | Vicar Apostolic of Great Mogul (Mughals), India |
| 12 Aug | 68.8 | Appointed | Alessandro Albani † | Cardinal, Archivist of the Vatican Secret Archive |
| 68.8 | Appointed | Alessandro Albani † | Librarian of the Vatican Library | Cardinal, Archivist of the Vatican Secret Archive |
| 16 Aug | 44.6 | Ordained Bishop | Henri-Louis-René des Nos † | Bishop of Rennes, France | Bishop of Verdun, France |
| 53.2 | Ordained Bishop | Max Friedrich von Königsegg und Rothenfels † | Archbishop of Köln {Cologne}, Germany |
| 17 Aug | 62.8 | Installed | Ignazio Michele Crivelli † | Cardinal-Priest of San Bernardo alle Terme | Cardinal, Titular Archbishop of Caesarea in Cappadocia |
| 48.4 | Appointed | José Patricio de la Cuesta Velarde † | Bishop of Sigüenza, Spain |
| 73.7 | Appointed | Francisco Díaz Santos y Bullón † | Archbishop of Burgos, Spain |
| 57.7 | Appointed | Giovanni Battista Jacobini † | Bishop of Veroli, Italy |
| 53.3 | Appointed | Antonio Gómez de la Torre y Jaraveitia † | Bishop of Ceuta, Spain | Bishop of Jaén, Spain |
| 47.4 | Confirmed | Maxmilián von Hamilton † | Bishop of Olomouc (Olmütz), Czechia |
| 24 Aug | 25.9 | Ordained Deacon | Johann Maximilian von Haunold † | Deacon of Mainz, Germany | Auxiliary Bishop |
| Born | Dionisio Ridolfini Conestabile † | | Bishop of Viterbo e Tuscania, Italy |
| Born | Charles-Louis Salmon du Châtelier † | | Bishop of Évreux, France |
| 28 Aug | 26.0 | Ordained Priest | Johann Maximilian von Haunold † | Priest of Mainz, Germany | Auxiliary Bishop |
| 29 Aug | 14.6 | Professed | Tomasz Ostaszewski † | Member of Society of Jesus | Bishop of Płock, Poland |
| 30 Aug | 57.7 | Ordained Bishop | Giovanni Battista Jacobini † | Bishop of Veroli, Italy |
| 81.1 | Died | Joseph Dominikus Franz Kilian von Lamberg † | Cardinal, Bishop of Passau, Germany |
| 22.3 | Ordained Deacon | Ferenc Miklósy † | Deacon | Bishop of Oradea Mare {Gran Varadino, Nagyvárad}, Romania |
| 31 Aug | 81.7 | Died | Nicola Terzago † | Bishop of Narni, Italy |
| Sep | | Appointed | Ignace Jarbou † | Archbishop of Alep [Beroea, Halab] (Melkite Greek), Syria |
| Ordained Bishop | Ignace Jarbou † | Archbishop of Alep [Beroea, Halab] (Melkite Greek), Syria |
| 73.7 | Died | Antonio Manerba (Malerba) † | Bishop of Sant’Angelo dei Lombardi e Bisaccia, Italy |
| Appointed | Philippe Qussayr (Cassir), B.C. † | Bishop of Baalbek (Melkite Greek), Lebanon |
| Ordained Bishop | Philippe Qussayr (Cassir), B.C. † | Bishop of Baalbek (Melkite Greek), Lebanon |
| Appointed | Joseph Safar † | Bishop of Qâra (Conocora) (Melkite Greek), Syria |
| Ordained Bishop | Joseph Safar † | Bishop of Qâra (Conocora) (Melkite Greek), Syria |
| 6 Sep | 48.8 | Ordained Bishop | Juan Manuel Argüelles † | Titular Bishop of Botrys | Bishop of Palencia, Spain |
| 43.3 | Ordained Bishop | Felipe Pérez Santa María † | Titular Bishop of Constantia in Arabia | Auxiliary Bishop of Toledo, Spain |
| 57.3 | Ordained Bishop | Claudio Sanz Torres y Ruiz Castańedo † | Bishop of Almería, Spain |
| 15 Sep | | Born | Elek Jordánszky † | | Bishop of Knin (Tinin), Croatia |
| 16 Sep | 74.7 | Died | Simone Gritti † | Bishop Emeritus of Acquapendente, Italy |
| 19 Sep | 23.1 | Ordained Priest | Pietro de Felice † | Priest | Bishop of Sessa Aurunca, Italy |
| 22.9 | Ordained Priest | Giambenedetto (Angelo) Falier, O.S.B. † | Priest of Order of Saint Benedict | Bishop of Ceneda, Italy |
| 25.7 | Ordained Priest | Giuseppe Graziosi † | Priest | Auxiliary Bishop of Palestrina, Italy |
| 24.5 | Ordained Priest | Adalbert (Wilhelm Adolph Heinrich) von Harstall, O.S.B. † | Priest of Order of Saint Benedict | Bishop of Fulda, Germany |
| 22.1 | Ordained Priest | Niccolň Marcacci † | Priest | Bishop of Arezzo, Italy |
| 25.1 | Ordained Priest | Carlo Pellegrini † | Priest | Bishop Emeritus of Nicastro, Italy |
| 22.8 | Ordained Priest | Antonino Riggio † | Priest of Messina, Italy | Bishop of Lipari, Italy |
| 24 Sep | | Born | Matthias Paul Steindl † | | Auxiliary Bishop of Wien {Vienna}, Austria |
| 27 Sep | 47.5 | Ordained Bishop | Maxmilián von Hamilton † | Bishop of Olomouc (Olmütz), Czechia |
| 34.7 | Ordained Bishop | John MacDonald † | Titular Bishop of Tiberiopolis | Vicar Apostolic of Highland District, Scotland, Great Britain |
| 29 Sep | | Born | Michael Francis Egan, O.F.M. Rec. † | | Bishop of Philadelphia, Pennsylvania, USA |
| 30 Sep | 66.7 | Died | Charles-Guy Le Borgne de Kermorvan † | Bishop of Tréguier, France |
| 1 Oct | 63.7 | Died | Antun Becić † | Bishop of Hvar (Lesina), Croatia |
| 4 Oct | 23.0 | Ordained Priest | Karl Godefried von Rosenthal † | Priest of Olomouc, Czechia | Auxiliary Bishop |
| 5 Oct | 49.8 | Appointed | Franz Josef von Gondola, O.S.B. † | Vicar Apostolic of Nordic Missions, Germany |
| 10 Oct | 36.4 | Selected | Károly Esterházy de Galántha † | Bishop of Eger, Hungary |
| 12 Oct | 80.2 | Died | Wilhlemus Delvaux † | Bishop of Ypres (Ieper), Belgium |
| 16 Oct | | Born | Juan de Cavia y González † | | Bishop of Osma, Spain |
| 18 Oct | 52.9 | Died | Francisco Javier Arriaza † | Bishop of Santander, Spain |
| Born | Giovanni De Simone, C.M. † | | Bishop of Conversano, Italy |
| 20 Oct | 17.8 | Professed | Anton Kautschitz † | Member of Society of Jesus | Bishop of Ljubljana, Slovenia |
| 21 Oct | | Born | Hilarión Diéz Fernández, O.S.A. † | | Archbishop of Manila, Philippines |
| 27 Oct | 16.5 | Professed | Gaetano Maria Mantegazza (Montegazza), B. † | Member of Clerics Regular of St. Paul | Vicar Apostolic of Ava e Pegů, Myanmar |
| 31 Oct | 66.1 | Died | Giuseppe Palma † | Archbishop of Lucca, Italy |
| 1 Nov | | Born | Charles-André-Toussaint-Bruno de Ramond-Lalande † | | Bishop of Rodez, France |
| 2 Nov | | Born | Karol Perényl † | | Auxiliary Bishop of Esztergom, Hungary |
| 6 Nov | 55.6 | Died | Alfonso Fernández Pantoja † | Bishop of León, Spain |
| 8 Nov | | Born | Carlo Mauri † | | Substitute (Sostituto) of the Secretariat of State |
| 11 Nov | | Born | Pasquale Mazzei † | | Bishop of San Marco e Bisignano, Italy |
| 15 Nov | 44.8 | Selected | Joseph-Dominique de Cheylus † | Bishop of Tréguier, France | Bishop of Bayeux, France |
| 72.8 | Died | Maximos II Hakim † | Patriarch of Antiochia {Antioch} (Melkite Greek), Syria |
| 16 Nov | | Born | Juan Acisclo de Vera y Delgado † | | Bishop of Cádiz, Spain |
| 19 Nov | 48.4 | Selected | Josef Maria von Thun und Hohenstein † | Bishop of Passau, Germany |
| 20 Nov | 71.8 | Died | François de Beaumont d’Autichamp † | Bishop of Tulle, France |
| Born | Francesco Saverio Maria Felice Castiglioni † | | Pope (Roma {Rome}, Italy) |
| 81.3 | Resigned | Giovanni Battista Minucci, O.F.M. Conv. † | Bishop of Policastro, Italy | Bishop Emeritus |
| 22 Nov | | Born | St. Ignacio Clemente Delgado Cebrián, O.P. † | | Vicar Apostolic of Eastern Tonking {Tonkino Orientale}, Viet Nam |
| 23 Nov | 58.8 | Elevated to Cardinal | Cornelio Caprara † | Cardinal, Cardinal-Deacon of Santi Cosma e Damiano |
| 51.8 | Elevated to Cardinal | Baldassare Cenci (Jr.) † | Cardinal, Cardinal-Priest of Santa Maria in Ara Coeli |
| 54.1 | Elevated to Cardinal | Antoine Clériade de Choiseul-Beaupré † | Cardinal, Archbishop of Besançon, France |
| 37.6 | Elevated to Cardinal | Buenaventura Córdoba Espinosa de la Cerda † | Cardinal, Patriarch of West Indies, Spain |
| 34.3 | Appointed | Pedro Ángel de Espińeira, O.F.M. Obs. † | Bishop of Concepción, Chile |
| 55.7 | Elevated to Cardinal | Franz Christoph von Hutten zu Stolzenfels † | Cardinal, Bishop of Speyer, Germany |
| 58.7 | Appointed | José Francisco Losada Quiroga † | Bishop of Mondońedo, Spain |
| 46.0 | Appointed | Prospero Celestino Meloni † | Bishop of Narni, Italy |
| 47.0 | Elevated to Cardinal | Christoph Bartholomäus Anton Migazzi Von Waal Und Sonnenthurn † | Cardinal, Archbishop of Wien {Vienna}, Austria |
| 56.5 | Elevated to Cardinal | Giovanni Molino † | Cardinal, Bishop of Brescia, Italy |
| 60.8 | Elevated to Cardinal | Enrichetto Virginio (Raffale Francesco) Natta, O.P. † | Cardinal, Bishop of Alba (Pompea), Italy |
| 58.0 | Appointed | Angelo Antonio Pallante † | Bishop of San Severo, Italy |
| 52.8 | Appointed | Gioacchino Maria Pontalti, O. Carm. † | Bishop of Hvar (Lesina), Croatia | Bishop Emeritus |
| 53.8 | Elevated to Cardinal | Jean-François-Joseph de Rochechouard de Faudoas † | Cardinal, Bishop of Laon, France |
| 64.6 | Elevated to Cardinal | Louis-César-Constantin de Rohan-Guémené-Montbazon † | Cardinal, Bishop of Strasbourg, France |
| 53.9 | Appointed | Michael Triali † | Bishop of Korčula (Curzola, Cursola), Croatia | Archbishop of Zadar (Zara), Croatia |
| 26 Nov | 73.9 | Died | Silvestro Stanŕ (Staria) † | Bishop of Minori, Italy |
| 30 Nov | 57.7 | Ordained Bishop | Franz Joseph Friedrich Ambuel † | Bishop of Sion {Sitten}, Switzerland |
| 46.1 | Ordained Bishop | Prospero Celestino Meloni † | Bishop of Narni, Italy |
| 58.0 | Ordained Bishop | Angelo Antonio Pallante † | Bishop of San Severo, Italy |
| 53.9 | Ordained Bishop | Michael Triali † | Bishop of Korčula (Curzola, Cursola), Croatia | Archbishop of Zadar (Zara), Croatia |
| 2 Dec | | Born | Hipólito Antonio Sánchez Rangel de Fayas, O.F.M. Obs. † | | Bishop of Lugo, Spain |
| 6 Dec | 53.6 | Ordained Bishop | Antonio Gómez de la Torre y Jaraveitia † | Bishop of Ceuta, Spain | Bishop of Jaén, Spain |
| 12 Dec | | Born | Fernando Cano Almirante, O.F.M. Obs. † | | Bishop of Islas Canarias {Canary Islands}, Spain |
| 68.9 | Appointed | Grégoire Sciukrallah Jaroue † | Archbishop of Jerusalem {Gerusalemme} (Syrian), Lebanon |
| 13 Dec | 63.1 | Died | Pietro Gioeni † | Auxiliary Bishop of Agrigento (Girgenti), Italy |
| 19 Dec | 24.0 | Ordained Priest | Aloisio Buonamici † | Priest | Bishop of Volterra, Italy |
| 29.5 | Selected | Jérôme Joseph Franz de Paula Colloredo von Wallsee und Mels † | Bishop of Gurk, Austria | Archbishop of Salzburg, Austria |
| 27.3 | Ordained Priest | Charles Alexandre d’Arberg et de Valengin † | Priest of Tournai {Doornik}, Belgium | Bishop Emeritus of Ypres (Ieper), Belgium |
| 23.0 | Ordained Priest | Gerardo Mele † | Priest | Bishop of Tropea, Italy |
| 20 Dec | 23.1 | Ordained Priest | Johann Joseph Schüller von Ehrenthal † | Priest of Lausitz (Lusatia), Germany | Prefect |
| 21 Dec | 78.3 | Died | Antonio Guidi di Bagno † | Bishop of Mantova, Italy |
| 44.7 | Ordained Bishop | Giuseppe Maria Pilo, O. Carm. † | Bishop of Ales e Terralba, Italy |
| Born | Constantin Ernest Ruziczka (Růžička) † | | Bishop of České Budĕjovice {Budweis}, Czechia |
| 22 Dec | | Born | Prosper de Tournefort † | | Bishop of Limoges, France |
| 25 Dec | | Born | Manuel Nicolau de Almeida, O.C.D. † | | Bishop of Angra, Portugal |
| Born | Giovanni Antioco Azzei † | | Archbishop of Oristano, Italy |
| 30 Dec | | Born | Francesco-Saverio Domeniconi † | | Bishop of Alatri, Italy |
| 80.6 | Resigned | Stanislao Poliastri † | Archbishop of Rossano, Italy |