| Date | Age | Event | Bishop | Title | Current Title |
| 1 Jul | 35.6 | Ordained Priest | Fabrizio Serbelloni † | Priest of Recanati e Loreto, Italy | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
| 19 Jul | 71.5 | Selected | Patrick O’Shea (Shee) † | Bishop of Ossory, Ireland |
| 21 Jul | 57.7 | Selected | Paolo Basile, O.F.M. Obs. † | Archbishop of Palermo, Italy |
| 22 Jul | 22.7 | Ordained Priest | Johann Baptist Anton von Federspiel † | Priest of Chur, Switzerland | Bishop |
| 41.3 | Ordained Bishop | Silvio Valenti Gonzaga † | Titular Archbishop of Nicaea | Cardinal, Secretary of State |
| 25 Jul | 60.5 | Selected | Charles-François de Châteauneuf de Rochebonne † | Archbishop of Lyon, France |
| 44.5 | Selected | Charles-François Le Févre de Laubriéres † | Bishop of Soissons, France |
| 35.8 | Selected | Claude de Rouvroy de Saint-Simon † | Bishop of Noyon, France | Bishop of Metz, France |
| 26 Jul | | Born | Benedetto Maria dei Monti Sanfelice, O.S.B. † | | Bishop of Nocera de’ Pagani, Italy |
| 64.1 | Died | Jean-Ernest de Löwenstein-Wertheim † | Bishop of Tournai {Doornik}, Belgium |
| 28 Jul | 71.5 | Confirmed | Patrick O’Shea (Shee) † | Bishop of Ossory, Ireland |
| 31 Jul | 56.5 | Died | Francisco da Purificação da Rocha Froes, O.E.S.A. † | Bishop of Peking [Beijing], China |
| 2 Aug | 88.5 | Died | Olivier Jégou de Kervilio † | Bishop of Tréguier, France |
| 5 Aug | 23.0 | Ordained Priest | Franz Karl Joseph von Fugger-Glött † | Priest of Konstanz {Constance}, Germany | Auxiliary Bishop Emeritus |
| 6 Aug | 53.3 | Appointed | Pedro Manuel Dávila y Cárdenas † | Bishop of Islas Canarias {Canary Islands}, Spain | Bishop of Plasencia, Spain |
| 57.5 | Confirmed | Jan-Baptist de Smet † | Bishop of Gent {Ghent, Gand}, Belgium |
| 55.1 | Appointed | Francesco Maria Loyero † | Bishop of Nicastro, Italy |
| 35.7 | Appointed | Fabrizio Serbelloni † | Titular Archbishop of Patrae (Veters) | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
| 7 Aug | 80.5 | Died | Franz Ferdinand von Kuenburg † | Archbishop of Praha {Prague}, Czechia |
| 11 Aug | 74.0 | Died | Francesco Paolo Nicolai † | Archbishop Emeritus of Conza, Italy |
| 14 Aug | | Born | [Jean-Baptiste Aubert] † | | Bishop Emeritus of [Bouches-du-Rhône (Constitutional), France] |
| 62.6 | Installed | Alonso del Pozo y Silva † | Archbishop of La Plata o Charcas, Bolivia | Archbishop Emeritus |
| 21 Aug | 45.6 | Selected | François-André Roussel de Tilly † | Bishop of Orange, France | Bishop Emeritus |
| 23 Aug | | Born | José Joaquim Justiniano Mascarenhas Castello Branco † | | Bishop of São Sebastião do Rio de Janeiro, Brazil |
| 24 Aug | 23.0 | Ordained Priest | Apollinare Peruzzini, O.E.S.A. † | Priest of Order of Hermits of St. Augustine | Bishop of Fossombrone, Italy |
| 25 Aug | 35.8 | Ordained Bishop | Fabrizio Serbelloni † | Titular Archbishop of Patrae (Veters) | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
| 26 Aug | 28.6 | Ordained Deacon | Dominik Józef Kiełczewski † | Deacon | Auxiliary Bishop Emeritus of Chełm, Poland |
| 31 Aug | 80.5 | Died | Giorgio Barni † | Bishop of Piacenza, Italy |
| Born | Ignazio Busca † | | Cardinal, Cardinal-Priest of Santa Maria degli Angeli |
| 3 Sep | 64.3 | Installed | Alessandro Aldobrandini † | Cardinal, Cardinal-Priest of Santi Quattro Coronati |
| 50.7 | Appointed | Filippo de Amato † | Bishop of Umbriatico (Umbriaticum), Italy |
| 57.8 | Confirmed | Paolo Basile, O.F.M. Obs. † | Archbishop of Palermo, Italy |
| 56.8 | Installed | Girolamo Grimaldi † | Cardinal, Cardinal-Priest of Santa Balbina |
| 53.0 | Appointed | Ignatius Franciscus Ladislaus Mednyánszky † | Titular Bishop of Leuce |
| Born | Stanislaw Jan Siestrzencewicz Bohusz † | | Archbishop of Mohilev, Belarus |
| 5 Sep | 88.6 | Died | Michel Cassagnet de Tilladet † | Bishop of Mâcon, France |
| 7 Sep | | Born | Francesco Benincasa, S.J. † | | Bishop of Carpi, Italy |
| Born | Antonio Paramo Somoza † | | Bishop-Elect of Lugo, Spain |
| 8 Sep | 25.0 | Ordained Priest | Francesco Maria Ginori † | Priest | Bishop of Fiesole, Italy |
| 56.9 | Selected | Gennaro Guglielmini † | Bishop of Tropea, Italy | Bishop Emeritus |
| 11 Sep | | Born | Giovanni Andrea Archetti † | | Cardinal, Cardinal-Bishop of Sabina |
| 16 Sep | 50.8 | Ordained Bishop | Filippo de Amato † | Bishop of Umbriatico (Umbriaticum), Italy |
| 57.8 | Ordained Bishop | Paolo Basile, O.F.M. Obs. † | Archbishop of Palermo, Italy |
| 65.5 | Ordained Bishop | Jean-Jacques Bouhier de Lantenay † | Bishop of Dijon, France | Bishop Emeritus |
| 45.7 | Ordained Bishop | Andrés Mayoral Alonso de Mella † | Bishop of Ceuta, Spain | Archbishop of Valencia, Spain |
| 17 Sep | 47.7 | Appointed | Pedro Morcillo Rubio de Auñón † | Bishop of Panamá | Bishop of Cuzco, Peru |
| 22 Sep | 23.2 | Ordained Priest | Gioacchino Castello † | Priest | Bishop of Cefalù, Italy |
| 25.6 | Ordained Priest | Thomas del Pozzo † | Priest of Messina, Italy | Auxiliary Bishop |
| 27.3 | Ordained Priest | Francesco Maria Testa † | Priest | Archbishop of Monreale, Italy |
| 24.2 | Ordained Priest | Pedro Jacinto Valente, O. do Cristo † | Priest | Bishop of Santiago de Cabo Verde |
| 24 Sep | 63.6 | Elevated to Cardinal | Vincenzo Bichi † | Cardinal, Cardinal-Bishop of Frascati |
| 42.7 | Appointed | Stjepan Blasković, C.O. † | Bishop of Makarska, Croatia |
| 67.0 | Elevated to Cardinal | Sinibaldo Doria † | Cardinal, Archbishop of Benevento, Italy |
| 61.1 | Elevated to Cardinal | Giuseppe Firrao † | Cardinal, Bishop Emeritus of Aversa, Italy |
| 50.6 | Elevated to Cardinal | Antonio Saverio Gentili † | Cardinal, Prefect of the Congregation of the Council |
| 57.0 | Elevated to Cardinal | Giovanni Antonio Guadagni, O.C.D. † | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 33.4 | Appointed | Aleksander Kazimierz Horain † | Auxiliary Bishop of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania | Auxiliary Bishop Emeritus |
| 33.4 | Appointed | Aleksander Kazimierz Horain † | Titular Bishop of Hirina | Auxiliary Bishop Emeritus of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania |
| 42.2 | Appointed | Marko Lučić † | Bishop of Pult (Pulati), Albania | Archbishop of Bar (Antivari), Montenegro |
| 29 Sep | 76.7 | Died | Manuel Antonio Gómez de Silva † | Bishop of Popayán, Colombia |
| 30 Sep | 53.5 | Ordained Bishop | Pedro Manuel Dávila y Cárdenas † | Bishop of Islas Canarias {Canary Islands}, Spain | Bishop of Plasencia, Spain |
| 2 Oct | 60.3 | Died | Simone Marco Palmerini † | Bishop of Assisi, Italy |
| 6 Oct | | Born | Giovanni Battista Tommasi, S.M.O.M. † | | Grand Master of Sovereign Military Hospitaller Order of Saint John of Jerusalem, of Rhodes and of Malta |
| 8 Oct | 28.8 | Selected | Moritz Adolf Karl von Sachsen-Zeitz (Saský) † | Bishop of Hradec Králové, Czechia | Bishop of Litoměřice, Czechia |
| 15 Oct | 78.9 | Died | Sancho Antonio Belunza Corcuera † | Bishop of Coria, Spain |
| 18 Oct | 32.7 | Ordained Bishop | Hugh MacDonald † | Titular Bishop of Diana | Vicar Apostolic of Highland District, Scotland, Great Britain |
| 20 Oct | 41.6 | Appointed | Silvio Valenti Gonzaga † | Apostolic Nuncio to Flanders, Belgium | Cardinal, Secretary of State |
| 23 Oct | | Born | Carlo Luigi Buronzo del Signore † | | Archbishop Emeritus of Torino {Turin}, Italy |
| 1 Nov | | Born | József Ferenc Pierer, S.J. † | | Auxiliary Bishop of Győr (Raab), Hungary |
| 70.8 | Died | Manuel a Santa Catharina, O. Carm. † | Bishop of Angola e Congo |
| 3 Nov | | Born | Antonio Romano Malingri † | | Archbishop of Oristano, Italy |
| 4 Nov | 31.1 | Ordained Priest | Giuseppe Maria Centini † | Priest | Bishop of Montalto (delle Marche), Italy |
| 5 Nov | 75.8 | Selected | Daniel Joseph Mayern † | Archbishop of Praha {Prague}, Czechia |
| 9 Nov | | Selected | Patrick French, O.F.M. † | Bishop of Elphin, Ireland |
| 43.8 | Appointed | Tomás Ratto Ottonelli † | Bishop of Córdoba, Spain |
| 10 Nov | 52.5 | Selected | Matteo Trigona † | Bishop of Siracusa, Italy | Bishop Emeritus |
| 11 Nov | | Born | Franciscus Kornis de Göncz-Ruszka † | | Auxiliary Bishop of Győr (Raab), Hungary |
| 13 Nov | 46.8 | Died | Michel Pierre d’Argouges † | Bishop of Périgueux (Vesuna), France |
| 14 Nov | 33.4 | Selected | François-Ernest de Salm-Reifferscheid † | Bishop of Tournai {Doornik}, Belgium |
| 15 Nov | 89.1 | Died | François Bouthillier de Chavigny † | Bishop Emeritus of Troyes, France |
| 18 Nov | 43.8 | Resigned | Louis-Armand Chomel † | Bishop of Orange, France | Bishop Emeritus |
| Born | [Isaac-Étienne Robinet] † | | Bishop Emeritus of [Charente-Inférieure (Constitutional), France] |
| 19 Nov | 63.6 | Appointed | Francisco Antonio Cepeda Guerrero † | Bishop of Segorbe, Spain |
| 60.8 | Confirmed | Charles-François de Châteauneuf de Rochebonne † | Archbishop of Lyon, France |
| 59.7 | Appointed | Fabio Colloredo, C.O. † | Archbishop of Lucca, Italy |
| 61.3 | Installed | Giuseppe Firrao † | Cardinal-Priest of San Tommaso in Parione | Cardinal, Bishop Emeritus of Aversa, Italy |
| 50.7 | Installed | Antonio Saverio Gentili † | Cardinal-Priest of Santo Stefano al Monte Celio | Cardinal, Prefect of the Congregation of the Council |
| 56.1 | Appointed | José Laso de la Vega y Cansino, O.F.M. † | Bishop of Santiago de Cuba | Bishop of Santiago de Cuba |
| 45.8 | Confirmed | François-André Roussel de Tilly † | Bishop of Orange, France | Bishop Emeritus |
| 20 Nov | | Died | Pedro Felipe Analso Miranda y Ponce de León † | Bishop of Teruel, Spain |
| Born | François du Mouchet de Villedieu † | | Bishop of Digne, France |
| 22 Nov | | Born | Ferenc Xavier Splényi † | | Bishop of Vác, Hungary |
| 23 Nov | | Confirmed | Patrick French, O.F.M. † | Bishop of Elphin, Ireland |
| 25 Nov | 50.8 | Ordained Bishop | Adalbertus von Falkenstein, O.S.B. † | Bishop of Csanád, Hungary |
| 2 Dec | 53.3 | Ordained Bishop | Ignatius Franciscus Ladislaus Mednyánszky † | Titular Bishop of Leuce |
| 3 Dec | | Born | Stefano Borgia † | | Cardinal, Prefect of the Congregation for Propagation of the Faith |
| 4 Dec | | Born | József Petheö † | | Auxiliary Bishop of Pécs, Hungary |
| 6 Dec | 76.9 | Died | Fausto Guidotti † | Bishop of Città della Pieve, Italy |
| 7 Dec | | Born | Jan Chrzciciel Albertrandi † | | Auxiliary Bishop of Warszawa, Poland |
| 9 Dec | 69.4 | Died | Carlo Maria Mascardi, B. † | Bishop of Ventimiglia, Italy |
| 43.9 | Ordained Bishop | Tomás Ratto Ottonelli † | Bishop of Córdoba, Spain |
| 10 Dec | | Born | Jean-Baptiste-Charles-Marie de Beauvais † | | Bishop Emeritus of Senez, France |
| 12 Dec | 36.1 | Appointed | Fabrizio Serbelloni † | Apostolic Nuncio to Florence (Tuscany), Italy | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
| 16 Dec | 59.8 | Ordained Bishop | Fabio Colloredo, C.O. † | Archbishop of Lucca, Italy |
| 17 Dec | 48.3 | Appointed | Joseph-Dominique (Malachias) d’Inguimbert, O. Cist. † | Titular Archbishop of Teodosia | Bishop of Carpentras, France |
| 67.2 | Installed | Sinibaldo Doria † | Cardinal-Priest of San Girolamo dei Croati | Cardinal, Archbishop of Benevento, Italy |
| 57.2 | Appointed | Giovanni Antonio Guadagni, O.C.D. † | Cardinal-Priest of Santi Silvestro e Martino ai Monti | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 57.2 | Confirmed | Gennaro Guglielmini † | Bishop of Tropea, Italy | Bishop Emeritus |
| 44.9 | Confirmed | Charles-François Le Févre de Laubriéres † | Bishop of Soissons, France |
| 23.2 | Ordained Priest | Fabio Maria Palumbo, C.R. † | Priest of Congregation of Clerics Regular | Bishop of Conversano, Italy |
| 44.7 | Appointed | Juan Angel Rodríguez, O.SS.T. † | Archbishop of Manila, Philippines |
| 57.2 | Appointed | Agustín Rodríguez Delgado † | Bishop of La Paz, Bolivia | Archbishop of Lima, Peru |
| 52.1 | Appointed | Gherardo Zandemaria † | Bishop of Piacenza, Italy |
| 20 Dec | 73.4 | Died | Franciszek Józef Kraszkowski † | Auxiliary Bishop of Gniezno, Poland |
| 21 Dec | | Born | José Antonio Martínez de Aldunate † | | Bishop of Ayacucho o Huamanga (Guamanga), Peru |
| 22 Dec | 23.0 | Ordained Priest | Giuseppe Luigi Avogadro, C.R.L. † | Priest of Canons Regular of the Congregation of the Most Holy Saviour of the Lateran | Bishop of Casale Monferrato, Italy |
| 23.0 | Ordained Priest | Sebastian Maria Landolina Nava † | Priest of Siracusa, Italy | Auxiliary Bishop |
| 37.1 | Ordained Priest | François-Marie de Manzi † | Priest | Archbishop of Avignon, France |
| 38.2 | Ordained Priest | Simon Nikolaus Eusebius von Montjoye-Hirsingen (von Froberg) † | Priest of Strasbourg, France | Bishop of Basel, Switzerland |
| 23.6 | Ordained Deacon | Claude Humbert de Rolland de Bery † | Deacon | Archbishop of Tarentaise (Moûtiers-en-Tarentaise), France |
| 23 Dec | 38.7 | Ordained Priest | Carlo della Torre Rezzonico † | Priest | Pope (Roma {Rome}, Italy) |
| 24 Dec | | Born | Domenico Arcaroli † | | Bishop Emeritus of Vieste, Italy |
| Born | Emmanuel-François de Bausset-Roquefort † | | Bishop Emeritus of Fréjus, France |
| 25 Dec | | Selected | Antoine-François de Bliterswyck de Montcley † | Archbishop of Besançon, France |
| 44.8 | Selected | François-Hyacinthe de La Fruglaye de Kervers † | Bishop of Tréguier, France |
| 34.6 | Selected | Jean-Chrétien de Macheco de Prémeaux † | Bishop of Périgueux (Vesuna), France |
| 54.7 | Died | Nicolas Pisanelli, C.R. † | Archbishop of Santa Severina, Italy |
| 27 Dec | 48.3 | Ordained Bishop | Joseph-Dominique (Malachias) d’Inguimbert, O. Cist. † | Titular Archbishop of Teodosia | Bishop of Carpentras, France |
| 28 Dec | 25.0 | Ordained Deacon | Ignacy Augustyn Kozierowski, C.R.L.A. † | Deacon of Canons Regular of the Lateran Congregation of Austria | Auxiliary Bishop of Gniezno, Poland |
| 30 Dec | 57.2 | Ordained Bishop | Gennaro Guglielmini † | Bishop of Tropea, Italy | Bishop Emeritus |