| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Died | Hugh de Burgo, O.F.M. † | Bishop of Kilmacduagh, Ireland |
| Born | Matias de Figueiredo e Mello † | Arganil | Bishop of Olinda, Brazil |
| 22.3 | Appointed | Toussaint de Forbin-Janson † | Coadjutor Bishop of Digne, France | Cardinal, Bishop of Beauvais, France |
| 22.3 | Appointed | Toussaint de Forbin-Janson † | Titular Bishop of Philadelphia in Lydia | Cardinal, Bishop of Beauvais, France |
| Resigned | Lorenzo Gavotti, C.R. † | Bishop of Ventimiglia, Italy | Bishop Emeritus |
| Born | Stefan Antonin Mdzewski, O.P. † | | Auxiliary Bishop of Gniezno, Poland |
| 51.8 | Died | Sigismund Graf Miutini von Spilenberg † | Auxiliary Bishop of Olomouc, Czech Republic |
| Born | Juan Navarro Gilaberte, O. de M. † | Calatayud | Bishop Emeritus of Albarracin, Spain |
| Died | Rickard O’Connell † | Bishop of Kerry (o Ardfert) e Aghadoe, Ireland |
| Born | Manuel Pérez Araciel y Rada † | Alfaro | Archbishop of Zaragoza, Spain |
| Born | Miguel Pérez Lara † | La Salceda | Bishop of Coria, Spain |
| Jan | 52.9 | Appointed | Giulio Rospigliosi † | Official of the Roman Curia - Other | Pope (Roma {Rome}, Italy) |
| 4 Jan | 49.5 | Died | Melchior Otto Reichsritter von Voit von Salzburg † | Bishop of Bamberg, Germany | Bishop-Elect |
| 8 Jan | 45.0 | Appointed | Andrzej Leszczyński † | Archbishop of Gniezno, Poland |
| 5 Feb | | Born | Timóteo do Sacramento, O.S.P. † | Lisboa, Portugal | Bishop of São Luís do Maranhão, Brazil |
| 13 Feb | 41.1 | Appointed | Philipp Valentin Albrecht Reichritter Voit von Rieneck † | Bishop of Bamberg, Germany |
| 16 Feb | | Born | José Casch, O.M. † | Alcira | Archbishop of Palermo, Italy |
| 22 Feb | | Born | Vidal Marin Fernandez † | Mora | Bishop of Ceuta, Spain |
| 3 Mar | 33.6 | Confirmed | Johann Franz Reichsritter von Schönau † | Bishop of Basel, Switzerland |
| 16 Mar | | Born | Johann Sigmund Reichsfreiherr Zeller von und zu Leibersdorf † | Aichach | Auxiliary Bishop of Freising, Germany |
| 17 Mar | 76.2 | Appointed | Diego de Zambrana de Villalobos y Cordero † | Bishop of Santiago de Chile |
| 22 Mar | 67.2 | Died | François de Harlay de Champvallon † | Archbishop Emeritus of Rouen, France |
| 23 Mar | 43.2 | Ordained Bishop | Adam Adami, O.S.B. † | Titular Bishop of Hierapolis in Isauria | Auxiliary Bishop of Hildesheim, Germany |
| 71.2 | Died | Alphonse-Louis du Plessis de Richelieu † | Cardinal, Archbishop of Lyon, France |
| 2 Apr | | Born | Egidio Quinto † | Armento | Archbishop of Bar (Antivari), Montenegro |
| 21 Apr | 51.3 | Appointed | Jan Gembicki † | Bishop of Chelmno (Culma), Poland | Bishop of Płock, Poland |
| 25 Apr | | Born | Benedetto Pamphilj † | Rome | Cardinal, Librarian of the Vatican Library |
| 13 May | 54.3 | Appointed | Fabio Chigi † | Archbishop (Personal Title) of Imola, Italy | Pope (Roma {Rome}, Italy) |
| 2 Jun | 42.6 | Ordained Bishop | Ludwik Stempkowski † | Titular Bishop of Heliopolis in Augustamnica | Bishop of Foreign Diocese |
| 9 Jun | 49.2 | Appointed | Girolamo Colonna † | Cardinal-Priest of S. Maria in Trastevere | Cardinal, Archbishop Emeritus of Bologna, Italy |
| 35.7 | Confirmed | Lothar Friedrich Reichsfreiherr von Metternich-Burscheid † | Bishop of Speyer, Germany | Archbishop of Mainz, Germany |
| 15 Jun | 33.9 | Ordained Bishop | Johann Franz Reichsritter von Schönau † | Bishop of Basel, Switzerland |
| 20 Jun | | Appointed | Michel Tuboeuf † | Bishop of Saint-Pons, France | Bishop of Castres, France |
| 22 Jun | | Born | André-Hercule de Fleury † | Lodève | Cardinal, Bishop Emeritus of Fréjus, France |
| 24 Jun | 53.5 | Appointed | Dionisio de Cimbrón, O. Cist. † | Bishop of Concepción, Chile |
| 29 Jun | | Died | Martín Carrillo Alderete † | Archbishop of Granada, Spain |
| 4 Jul | 64.5 | Died | Nicolás de la Torre Muñoz † | Bishop of Santiago de Cuba | Bishop of Santiago de Cuba |
| 21 Jul | 46.6 | Appointed | Antonio Barberini (Jr.) † | Cardinal-Priest of SS. Trinità al Monte Pincio | Cardinal, Archbishop of Reims, France |
| 65.8 | Appointed | Francisco Diego Díaz de Quintanilla y de Hevía y Valdés, O.S.B. † | Bishop of Antequera, Oaxaca, México |
| 56.6 | Appointed | Giangiacomo Teodoro Trivulzio † | Cardinal-Deacon of S. Maria in Via Lata | Cardinal, Cardinal-Priest of S. Maria del Popolo |
| 22 Jul | | Installed | Rodrigo Cárdenas, O.P. † | Bishop of Nueva Segovia, Philippines |
| 49.6 | Installed | Miguel de Poblete Casasola † | Archbishop of Manila, Philippines |
| 25 Jul | | Ordained Bishop | Marcelo Lopez de Azcona † | Archbishop of México, Federal District |
| Aug | 51.6 | Ordained Bishop | Jan Gembicki † | Bishop of Chelmno (Culma), Poland | Bishop of Płock, Poland |
| 18 Aug | 66.6 | Appointed | Alonso de Briceño (Brizeño), O.F.M. † | Bishop of Caracas, Santiago de Venezuela |
| 54.0 | Appointed | Antonio Paiño Sevilla † | Bishop of Zamora, Spain | Archbishop of Sevilla {Seville}, Spain |
| 23 Aug | | Died | Crispin Fuk von Hradiste, O. Praem. † | Auxiliary Bishop of Praha {Prague}, Czech Republic |
| 1 Sep | 51.7 | Installed | Jan Gembicki † | Bishop of Chelmno (Culma), Poland | Bishop of Płock, Poland |
| 6 Oct | | Appointed | Juan Bautista Verchi de Campania, O.F.M. † | Bishop of Pozzuoli, Italy |
| 13 Oct | 35.8 | Appointed | William Ballantine † | Prefect of Scotland, Great Britain |
| 2 Nov | 22.9 | Appointed | Sigmund Franz Erzherzog von Österreich † | Bishop of Gurk, Austria | Bishop Emeritus of Augsburg, Germany |
| 8 Nov | | Born | Simon Judas Thaddäus Schmidt † | München | Auxiliary Bishop of Freising, Germany |
| 10 Nov | 75.9 | Appointed | Antonio Valdés Herrera † | Bishop of Córdoba, Spain |
| 13 Nov | 76.9 | Died | Diego de Zambrana de Villalobos y Cordero † | Bishop of Santiago de Chile |
| 14 Nov | | Born | Jean-Baptiste de la Croix Chevrière de St. Vallier † | Grenoble, France | Bishop of Québec, Québec, Canada |
| 15 Nov | 57.9 | Died | Tomás Rocamora, O.P. † | Bishop of Mallorca, Spain |
| 16 Nov | | Born | Nicola Centomani † | Potenza | Bishop of Monopoli, Italy |
| 24 Nov | 53.4 | Appointed | Juan de Palafox y Mendoza † | Bishop of Osma, Spain |
| 2 Dec | 68.2 | Died | Domingo Pimentel Zúñiga, O.P. † | Cardinal, Archbishop Emeritus of Sevilla {Seville}, Spain |
| 15 Dec | 67.8 | Died | Paris Reichsgraf von Lodron † | Archbishop of Salzburg, Austria |
| 34.0 | Appointed | Camillo Massimo † | Cardinal, Titular Patriarch of Gerusalemme {Jerusalem}, Palestine |
| 31 Dec | | Died | Martín de Funes Lafiguera † | Bishop of Albarracin, Spain |