| Date | Age | Event | Bishop | Title | Current Title | 
|---|
| Jul | 57.5 | Died | Liborio Pisani † | Bishop of Massa Lubrense, Italy | 
| 62.4 | Appointed | Giuseppe Spinelli † | Pro-Prefect of the Congregation of the Council | Cardinal, Cardinal-Bishop of Ostia | 
| 4 Jul | 67.3 | Ordained Bishop | Giovanni Filippo (Prudenzio) Patti, O.S.B. † | Titular Bishop of Diocaesarea in Isauria | 
| 6 Jul |  | Born | François-Antoine-Marie-Constantin de Méan et de Beaurieux † |  | Archbishop of Mechelen, Belgium | 
| 14 Jul | 57.5 | Died | Domenico Anelli † | Bishop of Andria, Italy | 
| 75.5 | Resigned | Valério do Sacramento, O.F.M. Ref. † | Bishop of Angra, Portugal | Bishop Emeritus | 
| 15 Jul |  | Born | Fernando Caicedo y Flores † |  | Archbishop of Santafé en Nueva Granada, Colombia | 
| 17 Jul |  | Born | Nicolas-Alexis Ondernard † |  | Bishop of Namur {Namen}, Belgium | 
| 54.1 | Died | Mihály Karl (Michele Carlo) von Althan † | Bishop of Vác, Hungary | 
| 65.5 | Selected | Domenico Zicari † | Archbishop of Reggio Calabria, Italy | 
| 18 Jul | 22.8 | Ordained Deacon | Franciszek Komornicki † | Deacon | Auxiliary Bishop of Lutsk (Łuck), Ukraine | 
| 41.7 | Resigned | Christoph Bartholomäus Anton Migazzi Von Waal Und Sonnenthurn † | Coadjutor Archbishop of Mechelen, Belgium | Cardinal, Archbishop of Wien {Vienna}, Austria | 
| 19 Jul | 54.7 | Appointed | Francesco Felice Alberti d’Enno † | Titular Bishop of Miletopolis | Bishop of Trento, Italy | 
| 54.7 | Confirmed | Francesco Felice Alberti d’Enno † | Coadjutor Bishop of Trento, Italy | Bishop | 
| 39.3 | Appointed | Giuseppe Maria Carafa, C.R. † | Bishop of Mileto, Italy | Bishop Emeritus | 
| 52.5 | Confirmed | Gaspar Afonso da Costa Brandão † | Bishop of Funchal, Portugal | 
| 54.3 | Confirmed | Salvator dos Reis, S.J. † | Archbishop of Cranganore (Angamala), India | 
| 57.1 | Appointed | António Caetano da Rocha † | Bishop of Angra, Portugal | 
| 42.8 | Appointed | Vicente da Gamal Leao † | Coadjutor Bishop of São Sebastião do Rio de Janeiro, Brazil | Coadjutor Bishop Emeritus | 
| 42.8 | Appointed | Vicente da Gamal Leao † | Titular Bishop of Etalonia (Hetalonia) | Coadjutor Bishop Emeritus of São Sebastião do Rio de Janeiro, Brazil | 
| 52.4 | Confirmed | Antônio de São José Moura Marinho, O.E.S.A. † | Bishop of São Luís do Maranhão, Brazil | Archbishop of São Salvador da Bahia, Brazil | 
| 49.5 | Appointed | Manuel Antonio Palmero y Rallo † | Bishop of Gerona, Spain | 
| 34.7 | Appointed | Giuseppe Pitocco † | Bishop of Trivento, Italy | 
| 47.9 | Confirmed | Théodore de Santa Maria, O.E.S.A. † | Bishop of São Tomé of Meliapore, India | Former Bishop-Elect | 
| 21 Jul | 52.5 | Selected | Antony Blake † | Bishop of Ardagh (and Clonmacnois), Ireland | Archbishop of Armagh, Ireland | 
| 70.5 | Selected | Augustine Cheevers, O.S.A. † | Bishop of Meath, Ireland | 
| 22 Jul | 69.6 | Died | Francesco Antonio Spadea † | Bishop Emeritus of Aquino e Pontecorvo, Italy | 
| 25 Jul | 79.4 | Died | Mario Millini (Mellini) † | Cardinal, Cardinal-Priest of San Marcello | 
| 34.7 | Ordained Bishop | Giuseppe Pitocco † | Bishop of Trivento, Italy | 
| 31 Jul | 62.9 | Selected | Mariano Amato † | Bishop of Crotone (Cotrone), Italy | 
| 3 Aug | 47.5 | Selected | James O’Fallon † | Bishop of Elphin, Ireland | 
| 6 Aug |  | Born | Antoine-Xavier Maynaud de Pancemont † |  | Bishop of Vannes, France | 
| 7 Aug | 70.5 | Confirmed | Augustine Cheevers, O.S.A. † | Bishop of Meath, Ireland | 
| 8 Aug | 15.6 | Professed | Andrzej Antoni Ignacy Gawroński † | Member of Society of Jesus | Bishop of Kraków, Poland | 
|  | Born | Lorenz Barlomiej Ignacy Antoni Raczyński, O. Cist. † |  | Auxiliary Bishop of Gniezno, Poland | 
| 11 Aug | 52.6 | Appointed | Antony Blake † | Administrator of Clonmacnoise, Ireland | Archbishop of Armagh, Ireland | 
| 52.6 | Confirmed | Antony Blake † | Bishop of Ardagh (and Clonmacnois), Ireland | Archbishop of Armagh, Ireland | 
| 45.7 | Died | Paolo Antonio Nerini, B. † | Vicar Apostolic of Ava e Pegù, Myanmar | 
| 14 Aug | 47.6 | Confirmed | James O’Fallon † | Bishop of Elphin, Ireland | 
| 18 Aug | 58.8 | Died | Johannes Christoph Ludwig von Kuenburg † | Auxiliary Bishop of Passau, Germany | 
| 21 Aug |  | Born | Johann Friedrich von Waldenstein-Wartenberg † |  | Bishop of Seckau, Austria | 
| 24 Aug |  | Born | Pietro Paolo Mazzichi † |  | Bishop of Montalto (delle Marche), Italy | 
| 28 Aug | 41.8 | Selected | Christoph Bartholomäus Anton Migazzi Von Waal Und Sonnenthurn † | Bishop of Vác, Hungary | Cardinal, Archbishop of Wien {Vienna}, Austria | 
| 66.4 | Died | Silvio Valenti Gonzaga † | Cardinal, Secretary of State | 
| Sep | 58.2 | Appointed | Filip Felicjan Wołodkowicz (Volodkovyc), O.S.B.M. † | Apostolic Administrator of Volodymyr (Włodzimierz) et Brėst (Ukrainian) | Archbishop of Kyiv-Halyč {Kiev} (Ukrainian), Ukraine | 
| 2 Sep | 23.8 | Ordained Priest | Andrij Bacynskyj † | Priest of Mukachevo (Munkács) (Ruthenian), Ukraine | Bishop | 
| 5 Sep |  | Born | János Benyovszky † |  | Auxiliary Bishop of Esztergom, Hungary | 
| 10 Sep | 57.8 | Appointed | Alberico Archinto † | Cardinal, Secretary of State | 
| 57.8 | Appointed | Alberico Archinto † | Prefect of the Congregation of the Sacred Consulta | Cardinal, Secretary of State | 
|  | Born | José Maria de Melo, C.O. † |  | Bishop Emeritus of Faro {Algarve}, Portugal | 
| 52.1 | Died | Ignazio Rovèro † | Bishop of Novara, Italy | 
| 11 Sep |  | Born | Etienne-Hubert de Cambacérès † |  | Cardinal, Archbishop of Rouen, France | 
| 62.6 | Appointed | Giuseppe Spinelli † | Prefect of the Congregation for Propagation of the Faith | Cardinal, Cardinal-Bishop of Ostia | 
| 12 Sep |  | Born | Jacques-François Besson † |  | Bishop of Metz, France | 
| 43.4 | Ordained Bishop | José Patricio de la Cuesta Velarde † | Bishop of Ceuta, Spain | Bishop of Sigüenza, Spain | 
| 70.6 | Died | Teodozy Teofil Godebski, O.S.B.M. † | Bishop of Volodymyr (Włodzimierz) et Brėst (Ukrainian) | 
|  | Born | Manuel Ros de Medrano † |  | Bishop of Tortosa, Spain | 
| 16 Sep | 48.7 | Ordained Bishop | Cezarij (Cezary) Stebnovskyj (Stebnowski), O.S.B.M. † | Archbishop of Smoleńsk (Ukrainian), Russian Federation | 
| 18 Sep | 25.3 | Ordained Priest | Giovanni Capece † | Priest | Bishop of Oria, Italy | 
| 23.0 | Ordained Deacon | József Fengler, Sch. P. † | Deacon of Order of the Pious Schools | Bishop of Győr (Raab), Hungary | 
| 23.0 | Ordained Priest | Franciszek Komornicki † | Priest | Auxiliary Bishop of Lutsk (Łuck), Ukraine | 
| 22.9 | Ordained Priest | Vittorio Filippo Melano di Portula, O.P. † | Priest of Order of Friars Preachers | Bishop of Novara, Italy | 
| 22.8 | Ordained Priest | Paol’Antonio Agostini Zamperoli † | Priest | Bishop of Urbania e Sant’Angelo in Vado, Italy | 
| 19 Sep |  | Born | [Charles-François Dorlodot] † |  | Bishop Emeritus of [Mayenne (Constitutional), France] | 
| 20 Sep | 57.8 | Appointed | Alberico Archinto † | Cardinal-Priest of San Lorenzo in Damaso | Cardinal, Secretary of State | 
| 50.2 | Appointed | Carlo Camuzi † | Bishop of Capodistria (Capo d’Istria)(Koper), Slovenia | Bishop Emeritus | 
| 48.3 | Appointed | Girolamo Colonna di Sciarra † | Cardinal-Deacon of Santi Cosma e Damiano | Cardinal, Cardinal-Deacon of Sant’Agata de’ Goti | 
| 48.3 | Appointed | Girolamo Colonna di Sciarra † | Chamberlain (Camerlengo) of the Apostolic Chamber | Cardinal, Cardinal-Deacon of Sant’Agata de’ Goti | 
| 75.4 | Appointed | Joaquín Fernández de Portocarrero Mendoza † | Cardinal, Cardinal-Bishop of Sabina | 
| 41.9 | Confirmed | Christoph Bartholomäus Anton Migazzi Von Waal Und Sonnenthurn † | Bishop of Vác, Hungary | Cardinal, Archbishop of Wien {Vienna}, Austria | 
| 63.7 | Appointed | Camillo Paolucci (Merlini) † | Cardinal-Priest of Santa Maria in Trastevere | Cardinal, Cardinal-Bishop of Porto e Santa Rufina | 
| 46.4 | Appointed | Carlo Augusto Peruzzini, B. † | Bishop of Macerata e Tolentino, Italy | 
| 58.9 | Appointed | Franz Ignaz Albert von Werdenstein † | Auxiliary Bishop of Freising, Germany | 
| 58.9 | Appointed | Franz Ignaz Albert von Werdenstein † | Titular Bishop of Taenarum | Auxiliary Bishop of Freising, Germany | 
| 21 Sep | 52.7 | Ordained Bishop | Gaspar Afonso da Costa Brandão † | Bishop of Funchal, Portugal | 
| 57.3 | Ordained Bishop | António Caetano da Rocha † | Bishop of Angra, Portugal | 
| 82.5 | Died | Joseph de Guyon de Crochans † | Archbishop of Avignon, France | 
| 52.5 | Ordained Bishop | Antônio de São José Moura Marinho, O.E.S.A. † | Bishop of São Luís do Maranhão, Brazil | Archbishop of São Salvador da Bahia, Brazil | 
| 22 Sep | 67.1 | Died | Ignace-Dominique Grisella de Rosignan † | Bishop of Saint-Jean-de-Maurienne, France | 
| 23 Sep | 59.4 | Selected | Louis-César-Constantin de Rohan-Guémené-Montbazon † | Cardinal, Bishop of Strasbourg, France | 
| 29 Sep |  | Born | Joachim Józef Grabowski † |  | Auxiliary Bishop-Elect of Mohilev, Belarus | 
| 30 Sep |  | Born | Jerónimo Castellón y Salas † |  | Bishop of Tarazona, Spain | 
| 2 Oct | 73.6 | Died | Sebastián José Emparán y Loyola, O.S.H. † | Bishop of Urgell, Spain | 
| 3 Oct | 42.4 | Ordained Bishop | Diego Antonio Díez Madroñero † | Bishop of Caracas, Santiago de Venezuela | 
| 46.4 | Ordained Bishop | Carlo Augusto Peruzzini, B. † | Bishop of Macerata e Tolentino, Italy | 
| 4 Oct |  | Born | Juan Francisco Castañiza Larrea y Gonzalez de Agüero † |  | Bishop of Durango, México | 
| 10 Oct |  | Born | Simon Melchior de Petris † |  | Vicar Apostolic Emeritus of Seckau, Austria | 
| 15 Oct |  | Born | Patrício da Silva, O.E.S.A. † |  | Cardinal, Patriarch of Lisboa {Lisbon}, Portugal | 
| 19 Oct |  | Born | Silvestro Granito † |  | Bishop of Cava e Sarno, Italy | 
| 20 Oct | 60.8 | Died | Bernardo de Arbizu y Ugarte † | Bishop of Trujillo, Peru | 
| 61.7 | Died | João da Cruz Salgado de Castilho, O.C.D. † | Bishop of Miranda (do Douro), Portugal | 
| 23 Oct |  | Born | Giuseppe de Nobili † |  | Archbishop of Lucca, Italy | 
| 24 Oct | 22.9 | Ordained Priest | Giuseppe Maria Beneventi, O.F.M. Conv. † | Priest of Order of Friars Minor Conventual | Bishop of Muro Lucano, Italy | 
| 43.0 | Ordained Bishop | Vicente da Gamal Leao † | Titular Bishop of Etalonia (Hetalonia) | Coadjutor Bishop Emeritus of São Sebastião do Rio de Janeiro, Brazil | 
| 28 Oct | 50.3 | Ordained Bishop | Carlo Camuzi † | Bishop of Capodistria (Capo d’Istria)(Koper), Slovenia | Bishop Emeritus | 
| 30 Oct |  | Born | Giovanni Nepomuceno Ferdiani † |  | Bishop of Iglesias, Italy | 
| 31 Oct | 16.0 | Solemn Vows | Carlo Francesco Maria Caselli, O.S.M. † | Member of Order of Friar Servants of Mary | Cardinal, Bishop of Parma, Italy | 
|  | Born | Paolo Garzilli † |  | Bishop of Sessa Aurunca, Italy | 
| 1 Nov |  | Born | Domenico Orlando, O.F.M. Conv. † |  | Bishop of Catania, Italy | 
| 6 Nov | 67.7 | Died | Giovanni Filippo (Prudenzio) Patti, O.S.B. † | Titular Bishop of Diocaesarea in Isauria | 
| 14 Nov | 55.1 | Ordained Bishop | Francesco Felice Alberti d’Enno † | Titular Bishop of Miletopolis | Bishop of Trento, Italy | 
| 15 Nov | 37.1 | Appointed | Maksymilian Ryłło, O.S.B.M. † | Bishop of Chełm and Bełz (Ukrainian), Poland | Bishop of Przemyśl, Sambor, et Sanok (Ukrainian), Poland | 
| 19 Nov | 77.8 | Died | Martín de Elizacoechea † | Bishop of Michoacán, México | 
| 21 Nov | 59.1 | Ordained Bishop | Franz Ignaz Albert von Werdenstein † | Titular Bishop of Taenarum | Auxiliary Bishop of Freising, Germany | 
| 25 Nov |  | Born | Jean-Baptiste-François-Nicolas Millaux † |  | Bishop of Nevers, France | 
|  | Born | Pietro Tasca † |  | Bishop of Cefalù, Italy | 
| 28 Nov |  | Born | Vitale Loschi † |  | Bishop of Parma, Italy | 
| 30 Nov | 53.1 | Ordained Bishop | Pio Angelo Bellingeri † | Titular Bishop of Tamasus | Auxiliary Bishop of Pavia, Italy | 
| Dec | 53.9 | Died | José Antonio Flores de Rivera † | Bishop of Nicaragua | 
| 70.7 | Died | Franz Bernardin Verbeck, O.F.M. Conv. † | Auxiliary Bishop of Münster, Germany | 
| 4 Dec | 71.8 | Died | Amand von Buseck, O.S.B. † | Bishop of Fulda, Germany | 
| 5 Dec |  | Born | Mathias Le Groing de La Romagère † |  | Bishop of Saint-Brieuc, France | 
| 24.0 | Ordained Priest | Francesco Lucerna Rorengo di Rorà † | Priest | Archbishop of Torino {Turin}, Italy | 
| 8 Dec |  | Born | Max Franz (Maximilian Franciscus) von Habsburg-Lothringen (Österreich) † |  | Archbishop of Köln {Cologne}, Germany | 
| 11 Dec | 72.8 | Died | Gregorio Galindo † | Bishop of Lérida, Spain | 
| 16 Dec |  | Born | Tommaso Maria Raimondo Leopoldo Arezzo † |  | Cardinal, Cardinal-Bishop of Sabina | 
| 61.5 | Appointed | Giovanni Giacomo Millo † | Cardinal, Prefect of the Congregation of the Council | 
| 18 Dec | 23.7 | Ordained Priest | Godefroid Philippe Joseph de La Porte, O.F.M. Cap. † | Priest of Order of Friars Minor Capuchin | Archbishop of Naxos, Greece | 
| 23.0 | Ordained Priest | Pietro Mancini † | Priest | Bishop of Minervino Murge, Italy | 
| 23.1 | Ordained Priest | Michelangelo della Peruta † | Priest | Bishop of Isernia, Italy | 
| 24.6 | Ordained Priest | Giovanni Luca Solari † | Priest | Bishop of Brugnato, Italy | 
| 21 Dec |  | Born | Adam Korwin Kossakowski † |  | Auxiliary Bishop of Inflanty (Livonia)-Pilten, Poland | 
| 34.9 | Ordained Bishop | Charles Walmesley, O.S.B. † | Titular Bishop of Ramata (Rama) | Vicar Apostolic of Western District, England, Great Britain | 
| 25 Dec |  | Born | Bartolomeo Pacca † |  | Cardinal, Secretary of the Congregation for Universal Inquisition | 
| 27 Dec |  | Born | Arnaud-Ferdinand de La Porte † |  | Bishop of Carcassonne, France | 
| 29 Dec | 60.7 | Resigned | Innocenzo Sanseverino † | Bishop of Alife, Italy | Bishop Emeritus | 
| 30 Dec | 55.3 | Succeeded | Jean-Antoine Buocher, O.F.M. † | Vicar Apostolic of Chansi and Chensi, China | Vicar Apostolic Emeritus | 
| 57.7 | Died | Eugenio Pilotti, O.F.M. Ref. † | Vicar Apostolic of Chansi and Chensi, China | 
| 31 Dec |  | Died | Timothée Masaji † | Archbishop of Diarbekir (Amida) (Chaldean), Turkey |