| Date | Age | Event | Bishop | Title | Current Title |
| Jul | 63.1 | Died | Fernando Cardiñanos, O.F.M. † | Bishop of Comayagua, Honduras |
| 6 Jul | | Born | Giovanni Battista Nehiba † | Bács | Auxiliary Bishop of Kalocsa, Hungary |
| 7 Jul | 69.9 | Died | Lothar Breidbach zu Bürresheim, O.S.B. † | Auxiliary Bishop of Fulda, Germany |
| 17 Jul | | Born | René-François Régnier † | Saint-Quentin-les-Beaurepaire | Cardinal, Archbishop of Cambrai, France |
| 24 Jul | 67.0 | Resigned | Jean-Marie Cuchot d’Herbain † | Auxiliary Bishop of Trier, Germany | Auxiliary Bishop Emeritus |
| 25 Jul | 67.3 | Died | Charles-François-SIméon de Saint-Simon de Vermandois de Rouvroy de Sandricourt † | Bishop of Agde, France |
| 26 Jul | | Born | Louis Delcusy † | Sainte-Anastasie | Bishop of Viviers, France |
| 1 Aug | | Born | Vasile Erdély † | Makò | Bishop of Oradea Mare {Gran Varadino} (Romanian), Romania |
| 3 Aug | | Born | Giovanni Constantini † | Cosenza | Bishop of Molfetta-Giovinazzo-Terlizzi, Italy |
| 5 Aug | 66.6 | Died | Gregorio Antonio Maria Salviati † | Cardinal, Cardinal-Deacon of Santa Maria in Via Lata |
| 12 Aug | 57.8 | Died | Michal Jerzy Poniatowski † | Archbishop of Gniezno, Poland |
| 14 Aug | 70.6 | Died | Anne-François-Victor Le Tonnelier de Breteuil † | Bishop of Montauban, France |
| 15 Aug | 85.0 | Died | François Mattei † | Titular Patriarch of Alexandria {Alessandria} | Patriarch |
| 17 Aug | 51.1 | Ordained Bishop | Jean Baptiste Robert van Velde de Melroy et Sart-Bomal † | Bishop of Roermond, Netherlands | Bishop Emeritus |
| 19 Aug | 60.2 | Died | José Joaquín Granados y Gálvez, O.F.M. † | Bishop of Durango, México |
| 28 Aug | 61.9 | Resigned | Antônio de Pádua e Belas, O.F.M. † | Bishop of São Luís do Maranhão, Brazil | Bishop Emeritus |
| Born | Johannes Zwijsen (Zwysen) † | Tilburg | Bishop of ’s Hertogenbosch (Bois-le-Duc), Netherlands |
| 30 Aug | 33.3 | Selected | Maria-Thaddeus von Trauttmansdorf Wiensberg † | Bishop of Hradec Králové, Czech Republic | Cardinal, Archbishop of Olomouc, Czech Republic |
| 31 Aug | 54.5 | Ordained Bishop | Damían Martínez de Galinzoga, O.F.M. † | Bishop of Sonora, México | Bishop of Tarazona, Spain |
| 2 Sep | 89.2 | Died | Jean Baptiste D’Orliè De Saint Innocent, C.R.S.A. † | Bishop of Pinerolo, Italy |
| 7 Sep | | Born | Nikolaus Franz Florentini † | Müstair | Bishop of Chur, Switzerland |
| 12 Sep | 69.8 | Appointed | Vincenzo Maria Altieri † | Cardinal-Deacon of Santa Maria in Via Lata | |
| 67.0 | Appointed | Eustaquio Azara, O.S.B. † | Bishop of Barcelona, Spain |
| 54.0 | Appointed | Carlo Belloni † | Bishop of Carpi, Italy |
| 34.2 | Confirmed | Karl Rudolf von Buol-Schauenstein † | Bishop of Chur, Switzerland | Bishop of Chur-Sankt Gallen, Switzerland |
| 65.0 | Appointed | Filippo Carandini † | Cardinal, Cardinal-Deacon of Sant’Eustachio |
| 48.5 | Appointed | Rafael de Castello de Vide, O.F.M. † | Bishop of São Tomé e Príncipe |
| 52.0 | Appointed | José Joaquim da Cunha Azeredo Coutinho † | Bishop of Olinda, Brazil | Bishop Emeritus of Elvas, Portugal |
| 55.4 | Appointed | Felipe Antonio Fernández Vallejo † | Bishop of Salamanca, Spain | Archbishop of Santiago de Compostela, Spain |
| 44.7 | Appointed | Pietro Gravina † | Titular Archbishop of Nicaea | Cardinal, Archbishop of Palermo, Italy |
| 42.9 | Appointed | Feliks Łukasz Lewiński † | Auxiliary Bishop of Włocławek (Kujawy, Kalisze), Poland | Bishop of Janów Podlaski (Podlaska o Janów), Poland |
| 42.9 | Appointed | Feliks Łukasz Lewiński † | Titular Bishop of Erythrae | Bishop of Janów Podlaski (Podlaska o Janów), Poland |
| 64.9 | Appointed | Francisco José Marán † | Bishop of Santiago de Chile |
| 60.3 | Appointed | Diego Melo Portugal, O.S.A. † | Bishop of Osma, Spain | Bishop of Jaén, Spain |
| 61.9 | Appointed | Pedro Nolasco Mora Mora, O. de M. † | Bishop of Solsona, Spain |
| 48.4 | Appointed | Bernardo Nadal Crespí † | Bishop of Mallorca, Spain |
| 45.5 | Confirmed | Franz Xaver von Neveu † | Bishop of Basel, Switzerland |
| 45.4 | Appointed | Luis Ignatius Peñalver y Cárdenas † | Bishop of Louisiana and the Two Floridas (Saint Louis of New Orleans), USA | Archbishop Emeritus of Guatemala |
| 50.6 | Installed | Francesco Maria Pignatelli (Jr.) † | Cardinal-Priest of Santa Maria del Popolo | Cardinal, Cardinal-Priest of Santa Maria in Trastevere |
| 53.1 | Appointed | Ignacy Jan Zygmunt von Raczyński † | Bishop of Poznań, Poland | Archbishop Emeritus of Gniezno, Poland |
| 51.2 | Installed | Giovanni Rinuccini † | Cardinal, Cardinal-Deacon of San Giorgio in Velabro |
| 56.3 | Appointed | Tomás de Roa y Alarcón † | Bishop of Concepción, Chile |
| 50.0 | Installed | Fabrizio Dionigi Ruffo † | Cardinal-Deacon of Sant’Angelo in Pescheria | Cardinal, Chamberlain Emeritus of the College of Cardinals |
| 42.4 | Appointed | Juan Cruz Ruiz de Cabañas y Crespo † | Bishop of Nicaragua | Bishop of Guadalajara, Jalisco, México |
| 69.7 | Appointed | Blas Manuel Sobrino y Minayo † | Bishop of Trujillo, Peru |
| 58.5 | Appointed | Mihajlo Mate Spalatin † | Bishop of Kotor (Cattaro), Montenegro | Bishop of Šibenik (Knin), Croatia |
| 64.4 | Confirmed | Sigismund Anton von Hohenwart, S.J. † | Bishop of Sankt Pölten, Austria | Archbishop of Wien {Vienna}, Austria |
| 14 Sep | 44.7 | Ordained Bishop | Pietro Gravina † | Titular Archbishop of Nicaea | Cardinal, Archbishop of Palermo, Italy |
| 55.9 | Died | Johann Joseph Schüller von Ehrenthal † | Prefect of Meißen (Meissen) {Lusazia o Lausitz; Sassonia}, Germany |
| 16 Sep | 44.8 | Appointed | Pietro Gravina † | Apostolic Nuncio to Switzerland | Cardinal, Archbishop of Palermo, Italy |
| 17 Sep | 71.8 | Died | Benoit-Antoine Doria † | Bishop of Ajaccio, France |
| 20 Sep | 22.9 | Ordained Priest | Valentino Armellini † | Priest | Bishop of Alatri, Italy |
| 22.5 | Ordained Deacon | Franz Ferdinand (Johann Franz) Fritz, O.S.B. † | Deacon of Order of Saint Benedict | Bishop of Hildesheim, Germany |
| 24.1 | Ordained Priest | Vincenzo Macchi † | Priest | Cardinal, Bishop of Ostia (-Velletri), Italy |
| 22.9 | Ordained Priest | Gennaro de Rubertis † | Priest | Bishop of Termoli, Italy |
| 21 Sep | 54.0 | Ordained Bishop | Carlo Belloni † | Bishop of Carpi, Italy |
| 58.6 | Ordained Bishop | Mihajlo Mate Spalatin † | Bishop of Kotor (Cattaro), Montenegro | Bishop of Šibenik (Knin), Croatia |
| 24 Sep | 22.9 | Ordained Priest | Johann Friedrich Oesterreicher † | Priest of Bamberg, Germany | Bishop of Eichstätt, Germany |
| 25 Sep | | Born | Chiarissimo Falconieri Mellini † | Rome | Cardinal, Archbishop of Ravenna, Italy |
| 29 Sep | | Born | William Placid Morris, O.S.B. † | London, Great Britain | Vicar Apostolic Emeritus of Cape of Good Hope, Western District {Capo di Buona Speranza, Distretto Occidentale}, South Africa |
| 30 Sep | 51.2 | Appointed | Pierre Denaut † | Coadjutor Bishop of Québec, Canada | Bishop |
| 51.2 | Appointed | Pierre Denaut † | Titular Bishop of Canatha | Bishop of Québec, Canada |
| 5 Oct | 34.3 | Ordained Bishop | Karl Rudolf von Buol-Schauenstein † | Bishop of Chur, Switzerland | Bishop of Chur-Sankt Gallen, Switzerland |
| Born | Pietro Marini † | Rome, Italy | Cardinal, Priest of the Roman Curia - Other |
| 7 Oct | | Born | Jean-Nicaise Gros † | Reims | Bishop of Versailles, France |
| 8 Oct | 42.8 | Succeeded | Patrick MacMullan † | Bishop of Down and Connor, Ireland |
| 10 Oct | | Born | José Joaquim de Azevedo e Moura † | Alfándega da Fé | Archbishop of Braga, Portugal |
| 15 Oct | 64.3 | Died | Giovanni Battista Brancaccio † | Bishop of Ostuni, Italy |
| 18 Oct | | Born | John Bede Polding, O.S.B. † | Liverpool, Great Britain | Archbishop of Sydney, Australia |
| 19 Oct | | Born | Taddeo Łubieński † | Grabów | Auxiliary Bishop of Włocławek (Kujawy, Kalisze), Poland |
| 22 Oct | | Born | Paul Naudo † | Les Angles | Archbishop of Avignon, France |
| 24 Oct | | Born | Toussaint (Raffaele Sante) Casanelli d’Istria † | Chigliani | Bishop of Ajaccio, France |
| 25 Oct | 56.3 | Died | Theodor von Brabeck, O.S.B. † | Bishop-Elect of Corvey, Germany |
| Born | Agostino-Maria de Mari † | Genova | Bishop of Savona e Noli, Italy |
| Died | Hugh MacMullan † | Bishop of Down and Connor, Ireland |
| 26 Oct | 64.1 | Died | Felix Willem Antonius Brenart † | Bishop of Brugge {Bruges}, Belgium |
| 73.7 | Died | Joannes Maria Antonius dall’Ostia † | Bishop of Arbe (Rab), Croatia |
| 28 Oct | 68.9 | Died | Giovanni Benedetto Maria Ciuran (Civran) † | Bishop of Chioggia, Italy |
| 2 Nov | 41.9 | Succeeded | François de Pierre de Bernis † | Archbishop of Albi, France | Archbishop of Rouen, France |
| 79.4 | Died | François-Joachim de Pierres de Bernis † | Cardinal, Archbishop of Albi, France |
| 4 Nov | | Born | Ignazio Giovanni Cadolini † | Cremona | Cardinal, Archbishop of Ferrara, Italy |
| 6 Nov | 68.6 | Died | Roque Martín Merino † | Bishop of Teruel, Spain |
| 9 Nov | 53.3 | Ordained Bishop | Ignacy Jan Zygmunt von Raczyński † | Bishop of Poznań, Poland | Archbishop Emeritus of Gniezno, Poland |
| Born | Cesare Agostino Sajeva † | Agrigento | Bishop of Piazza Armerina, Italy |
| 10 Nov | 58.7 | Died | Philippus Antonius Buffa, O.F.M. Conv. † | Auxiliary Bishop of Ostia (-Velletri), Italy |
| 11 Nov | | Born | Franz Xaver Zenner † | Wien | Auxiliary Bishop of Wien {Vienna}, Austria |
| 16 Nov | 60.5 | Ordained Bishop | Diego Melo Portugal, O.S.A. † | Bishop of Osma, Spain | Bishop of Jaén, Spain |
| 48.6 | Ordained Bishop | Bernardo Nadal Crespí † | Bishop of Mallorca, Spain |
| 64.5 | Installed | Sigismund Anton von Hohenwart, S.J. † | Bishop of Sankt Pölten, Austria | Archbishop of Wien {Vienna}, Austria |
| 20 Nov | 59.0 | Died | Cándido Manuel de Torrijos Riguerra, O.P. † | Bishop of Mérida, Venezuela |
| 21 Nov | 48.9 | Ordained Bishop | Giovanni Battista di Mandello, O.F.M. † | Titular Bishop of Croae | Vicar Apostolic of Shansi {Scian-Si} (Chan-Si), China |
| 23 Nov | 45.7 | Ordained Bishop | Franz Xaver von Neveu † | Bishop of Basel, Switzerland |
| 17.0 | Professed | Maurelio Stabellini, O.C.D. † | Member of Order of Discalced Carmelites | Coadjutor Vicar Apostolic Emeritus of Verapoly, India |
| 25 Nov | | Born | Jean-Marie Doney † | Epeugney | Bishop of Montauban, France |
| 27 Nov | | Born | José María Riofrío y Valdivieso † | Cariamanga (Loja) | Archbishop Emeritus of Quito, Ecuador |
| 28 Nov | | Born | Louis-Charles Féron † | Saint-Grégoire-du-Vièvre | Bishop of Clermont, France |
| 29 Nov | 22.2 | Ordained Priest | Justo Santa María de Oro y Albarracín, O.P. † | Priest of Order of Friars Preachers | Bishop of San Juan de Cuyo, Argentina |
| 30 Nov | 55.7 | Ordained Bishop | Felipe Antonio Fernández Vallejo † | Bishop of Salamanca, Spain | Archbishop of Santiago de Compostela, Spain |
| 1 Dec | | Born | Francisco de Paula Campo y Pérez † | Cartagena, Spain | Bishop of Comayagua, Honduras |
| 2 Dec | | Died | Athanase IV Jaouhar (Jawhar) † | Patriarch of Antiochia {Antioch} (Melkite Greek), Syria |
| 65.5 | Died | Antonius Joannes Josephus Lucovich † | Bishop of Novigrad (Cittanova), Croatia |
| 6 Dec | | Died | Stephanus Autandil † | Titular Archbishop of Tiflis |
| 61.1 | Died | Giuseppe Maria Beneventi, O.F.M. Conv. † | Bishop of Muro Lucano, Italy |
| 7 Dec | 22.7 | Ordained Priest | Carlo Emmanuelle Sardagna de Hohenstein † | Priest of Trento, Italy | Bishop Emeritus of Cremona, Italy |
| 9 Dec | | Born | Torello Romolo Pierazzi † | San Miniato | Bishop of San Miniato, Italy |
| 10 Dec | 71.3 | Died | Esteban Lorenzo de Tristán y Esmenota † | Bishop of Guadalajara, Jalisco, México |
| 11 Dec | | Appointed | Cyril VII (François) Siaj (Siage) † | Patriarch of Antiochia {Antioch} (Melkite Greek), Syria |
| Appointed | Cyril VII (François) Siaj (Siage) † | Bishop of Damas (Melkite Greek), Syria | Patriarch of Antiochia {Antioch} (Melkite Greek), Syria |
| 16 Dec | 39.8 | Selected | Ferdinand Hermann Maria von Lüninck † | Bishop of Corvey, Germany | Bishop of Münster, Germany |
| 17 Dec | | Born | Giovanni Carlo Gentili † | Sanseverino | Bishop Emeritus of Pesaro, Italy |
| 20 Dec | 23.0 | Ordained Priest | Giovanni Muzi † | Priest | Bishop of Città di Castello, Italy |
| 23.0 | Ordained Priest | Gabriele Papa † | Priest | Archbishop of Sorrento, Italy |
| 22.1 | Ordained Deacon | Gelasio Serao † | Deacon | Bishop of Cariati, Italy |
| 24.0 | Ordained Priest | João José Vaz Pereira † | Priest | Auxiliary Bishop of Braga, Portugal |
| 21 Dec | 27.0 | Ordained Priest | Tomasz Chmielewski † | Priest | Auxiliary Bishop of Warszawa {Warsaw}, Poland |
| 51.5 | Ordained Deacon | Giovanni Rinuccini † | Deacon | Cardinal, Cardinal-Deacon of San Giorgio in Velabro |
| 22 Dec | 65.9 | Died | Guillaume-Louis du Tillet † | Bishop of Orange, France |
| 24 Dec | 24.8 | Ordained Priest | James Buckley † | Priest | Vicar Apostolic of Trinidad, Trinidad and Tobago, Antilles |
| 26 Dec | 68.7 | Died | Angelo Maria Zuccari † | Bishop of Capaccio, Italy |
| 27 Dec | 54.2 | Died | Alfonso Marsili † | Archbishop of Siena, Italy |