| Date | Age | Event | Bishop | Title | Current Title |
| 3 Jul | 49.7 | Appointed | Johannes Christoph Ludwig Reichsgraf von Kuenburg † | Auxiliary Bishop of Passau, Germany |
| 49.7 | Appointed | Johannes Christoph Ludwig Reichsgraf von Kuenburg † | Titular Bishop of Abdera | Auxiliary Bishop of Passau, Germany |
| 22.3 | Appointed | Henry Benedict Mary Clement Stuart of York † | Cardinal-Deacon of S. Maria in Portico | Cardinal, Bishop of Frascati, Italy |
| 22.3 | Elevated to Cardinal | Henry Benedict Mary Clement Stuart of York † | Cardinal, Bishop of Frascati, Italy |
| 21 Jul | 64.5 | Appointed | Francisco Antonio Bustamante Jiménez † | Bishop of Plasencia, Spain |
| Born | Camillo Campanelli † | Matelica | Bishop of Perugia, Italy |
| 24 Jul | 76.4 | Died | Kaspas Ignaz Freiherr von Künigl zu Ehrenburg † | Bishop of Brixen {Bressanone}, Italy |
| 26 Jul | | Born | Claude-François-Marie Primat † | Lyon | Archbishop of Toulouse, France |
| 28 Jul | | Born | Alexander Cameron † | Braemar, Aberdeenshire | Vicar Apostolic Emeritus of Lowland District, Scotland, Great Britain |
| 30 Jul | 49.8 | Ordained Bishop | Johannes Christoph Ludwig Reichsgraf von Kuenburg † | Titular Bishop of Abdera | Auxiliary Bishop of Passau, Germany |
| 31 Jul | 55.5 | Appointed | Francisco Castillo Vintimilla † | Bishop of Jaén, Spain |
| 34.9 | Installed | Carlo Vittorio Amedeo delle Lanze † | Cardinal-Deacon of Ss. Cosma e Damiano | Cardinal, Prefect of the Congregation of the Council |
| 3 Aug | 49.6 | Appointed | Ross Roe MacMahon (McMahon) † | Archbishop of Armagh, Ireland |
| 11 Aug | 34.9 | Appointed | Carlo Vittorio Amedeo delle Lanze † | Titular Archbishop of Nicosia | Cardinal, Prefect of the Congregation of the Council |
| 13 Aug | 59.4 | Died | João de Moreira, O.F.M. † | Bishop of Santiago de Cabo Verde |
| 20 Aug | 83.6 | Died | Teige McCarthy Rabagh † | Bishop of Cork, Ireland |
| 22 Aug | 57.3 | Appointed | Diego Martínez Garrido, O.S. † | Titular Bishop of Trecalae | Bishop Emeritus of Cartagena, Colombia |
| 57.3 | Resigned | Diego Martínez Garrido, O.S. † | Bishop of Cartagena, Colombia | Bishop Emeritus |
| 27 Aug | 63.8 | Ordained Bishop | Anselm Franz Reichsgraf von Ingelheim † | Bishop of Würzburg, Germany |
| 57.2 | Installed | Pedro José Manuel (Pedro de la Trinidad) Martínez de Arizala, O.F.M. † | Archbishop of Manila, Philippines |
| 4 Sep | 65.1 | Appointed | Pio Magnoni † | Bishop of Montepulciano, Italy |
| 57.2 | Appointed | José Cayetano Paravicino, O.F.M. † | Bishop of Trujillo, Peru |
| 7 Sep | 77.8 | Died | Johann Bernhard Mayer † | Auxiliary Bishop of Würzburg, Germany |
| 10 Sep | 58.3 | Appointed | Andreas Jakob Reichsgraf von Dietrichstein † | Archbishop of Salzburg, Austria |
| Died | Giovanni Soffietti, C.R.M. † | Bishop of Adria, Italy |
| 11 Sep | 47.7 | Appointed | Daniel O'Reilly † | Bishop of Clogher, Ireland |
| 15 Sep | 58.8 | Died | Pedro Cáceres Casado † | Bishop of Astorga, Spain |
| 16 Sep | 55.7 | Appointed | Pedro Clemente de Aróstegui † | Archbishop (Personal Title) of Osma, Spain | Bishop |
| 17 Sep | 26.2 | Ordained Priest | Franz Xaver Reichsfreiherr von Adelmann von Adelmannsfelden † | Priest of Augsburg, Germany | Auxiliary Bishop |
| 37.7 | Ordained Bishop | Henri-Jacques de Montesquiou-Poylobon † | Bishop of Sarlat, France |
| 24 Sep | 35.1 | Ordained Bishop | Carlo Vittorio Amedeo delle Lanze † | Titular Archbishop of Nicosia | Cardinal, Prefect of the Congregation of the Council |
| 25 Sep | | Died | Luca Antonio dell Gatta † | Bishop of Melfi-Rapolla, Italy |
| Born | Antonio Vila Campos † | Ciudadela | Bishop of Albarracin, Spain |
| 28 Sep | 48.2 | Died | Philipp Ludwig von Sinzendorf † | Cardinal, Bishop of Wrocław, Poland |
| Born | Michal Mateusz Stadnicki, O.S.B.M. † | Wielka Wiesk | Bishop of Foreign Diocese |
| 2 Oct | 35.1 | Appointed | Carlo Vittorio Amedeo delle Lanze † | Cardinal-Priest of S. Sisto | Cardinal, Prefect of the Congregation of the Council |
| 4 Oct | 62.1 | Died | João de Motta e Silva † | Cardinal, Cardinal-Priest |
| 7 Oct | 45.4 | Ordained Bishop | Wojciech Stanisław Leski, O. Cist. † | Bishop of Chelmno (Culma), Poland |
| 8 Oct | 26.5 | Ordained Priest | Segherio Felice Seghieri † | Priest | Bishop of Sovana-Pitigliano, Italy |
| 9 Oct | | Born | Francsco Antonio Javier de Gardoqui Arriquíbar † | Bilbao, Spain | Cardinal, Priest of Palencia, Spain |
| 15 Oct | | Born | Tadeusz Kundzicz † | Krznsew | Auxiliary Bishop of Vilnius, Lithuania |
| 18 Oct | 51.4 | Appointed | Leopold Maria Joseph Reichsgraf von Spaur † | Bishop of Brixen {Bressanone}, Italy |
| 20 Oct | | Born | Rafael Múzquiz Aldunate † | Viana | Archbishop of Santiago de Compostela, Spain |
| 21 Oct | 41.8 | Ordained Bishop | Louis-Sextius de Jarente de La Bruyère † | Bishop of Digne, France | Bishop of Orléans, France |
| 24 Oct | 47.6 | Died | Francisco Juan Leiza (de Leyva) † | Auxiliary Bishop of Tlaxcala, Tlaxcala, México |
| 25 Oct | | Born | Giuseppe Stanislao Paradiso † | Cagliari | Bishop of Ales e Terralba, Italy |
| 26 Oct | 62.6 | Died | Bernardino Ignazio Rovèro, O.F.M. Cap. † | Archbishop (Personal Title) of Novara, Italy | Bishop |
| 28 Oct | | Died | Dominique-Laurent de Balbe de Berton de Crillon † | Bishop of Glandèves, France |
| 29 Oct | 51.8 | Appointed | Jean-Marie de Catelan † | Bishop of Rieux, France |
| 5 Nov | 68.1 | Died | Gherardo Zandemaria † | Bishop of Piacenza, Italy |
| 6 Nov | | Born | Josef František Hurdalek † | Náchode | Bishop Emeritus of Litomĕrice, Czech Republic |
| 12 Nov | | Born | Pietro Luigi Rusconi † | Bologna | Auxiliary Bishop of Cesena, Italy |
| 13 Nov | 47.9 | Ordained Bishop | Daniel O'Reilly † | Bishop of Clogher, Ireland |
| 20 Nov | 38.0 | Appointed | Giacomo Cingari † | Bishop of Gubbio, Italy |
| 61.8 | Installed | Daniele Delfino † | Cardinal-Priest of S. Maria sopra Minerva | Cardinal, Archbishop of Udine, Italy |
| 53.4 | Appointed | Scipione de' Lorenzi † | Bishop of Larino, Italy |
| Appointed | Pietro Maria Suarez † | Bishop of Adria, Italy |
| Dec | 27.7 | Ordained Priest | Vitaliano Borromeo † | Priest | Cardinal, Titular Archbishop of Thebae |
| 3 Dec | 41.9 | Ordained Bishop | Pedro Ponce y Carrasco † | Titular Bishop of Adramyttium | Bishop of Quito, Ecuador |
| 8 Dec | 41.9 | Appointed | Miguel de Bulhões e Souza, O.P. † | Coadjutor Bishop of Belém do Pará, Brazil | Bishop of Leiria, Portugal |
| 11 Dec | 73.3 | Died | Christoph Ignaz von Gudenus † | Auxiliary Bishop of Mainz, Germany |
| 12 Dec | 71.7 | Died | Clemente Comenge Avio † | Bishop of Ciudad Rodrigo, Spain |
| 17 Dec | | Born | Gerardo José Andrés Vázquez Parga, O. Cist. † | Pacios | Bishop of Salamanca, Spain |
| 18 Dec | 52.4 | Appointed | Giovanni Battista Bortoli † | Bishop of Feltre, Italy | Bishop Emeritus |
| 23 Dec | 45.0 | Appointed | André-Jean-Baptiste-Dominique de Castellane † | Bishop of Glandèves, France |
| 24.1 | Ordained Priest | Berndard-Emmanuel (François-Pierre) de Lenzbourg, O. Cist. † | Priest of Order of Cistercians | Bishop of Lausanne, Switzerland |
| 26 Dec | | Born | Etienne-Marie de Boulogne † | Avignon | Bishop of Troyes, France |
| 27 Dec | | Born | Richard Luke Concanen, O.P. † | Kilbegnet, Ireland | Bishop of New York, New York, USA |
| 29 Dec | 68.0 | Died | Salvador Bermúdez y Becerra † | Archbishop of La Plata o Charcas, Bolivia |