| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Appointed | Juan de la Calle y Heredia, O. de M. † | Bishop of Trujillo, Peru | Bishop of Arequipa, Peru |
| Appointed | Bernardino de Cárdenas Ponce † | Bishop of Santa Cruz de la Sierra, Bolivia |
| Born | Francisco José Castillo Albaráñez † | Cuenca | Auxiliary Bishop of Oviedo, Spain |
| Born | José Delgarte, O.SS.T. † | Coimbra | Bishop of São Luís do Maranhão, Brazil |
| Appointed | Benito de Rivas, O.S.B. † | Bishop of Puerto Rico (Porto Rico) |
| Born | Ennemond-Flodoard Moret de Bourchenu † | | Bishop Emeritus of Vence, France |
| Born | José Patricio Navarro † | Sigüenza | Bishop of Astorga, Spain |
| 38.0 | Appointed | Francesco Pannocchieschi † | Archbishop of Pisa, Italy |
| 63.0 | Resigned | Scipione Pannocchieschi d'Elci † | Archbishop of Pisa, Italy | Cardinal, Archbishop Emeritus |
| Appointed | Giovanni B. Penna † | Bishop of Bisceglie, Italy |
| 40.7 | Resigned | Carlo Pio di Savoia † | Bishop of Ferrara, Italy | Cardinal, Bishop of Sabina, Italy |
| 76.0 | Died | Gangolph Ralinger † | Auxiliary Bishop of Speyer, Germany |
| Born | Joseph de Révol † | Vienne | Bishop Emeritus of Oloron, France |
| Died | Francesco Tontori (Tontolo), C.R.S. † | Bishop of Ischia, Italy |
| Born | François de Valbelle de Tourves † | | Bishop of Saint-Omer, France |
| Died | Juan Bautista Verchi de Campania, O.F.M. † | Bishop of Pozzuoli, Italy |
| 2 Jan | | Born | Bartolomeo Massei † | Montepulciano | Cardinal, Bishop of Ancona e Numana, Italy |
| 8 Jan | 72.0 | Died | Hugo Eberhard Graf von Cratz von Schraffenstein † | Bishop of Worms, Germany |
| 19 Jan | 36.8 | Appointed | Franz Egon Fürst von Fürstenberg † | Bishop of Strasbourg, France |
| 23 Jan | 51.5 | Died | Giancarlo de' Medici † | Cardinal, Cardinal-Deacon of S. Giorgio in Velabro |
| 6 Feb | 77.5 | Died | Pedro de Urbina de Montoya, O.F.M. † | Archbishop of Sevilla {Seville}, Spain |
| 77.5 | Died | Pedro Urbina Montoya, O.F.M. † | Archbishop of Sevilla {Seville}, Spain |
| 7 Feb | 23.5 | Ordained Priest | Sperello Sperelli † | Priest | Cardinal, Bishop Emeritus of Terni, Italy |
| 11 Feb | | Died | Ramón Senmenat Lanuza † | Bishop of Barcelona, Spain |
| 12 Feb | | Appointed | Gian Antonio de' Vecchi † | Bishop of Ischia, Italy |
| 19 Feb | 53.1 | Died | Adam Adami, O.S.B. † | Auxiliary Bishop of Hildesheim, Germany |
| 76.2 | Died | Johann Fiernhammer † | Auxiliary Bishop of Freising, Germany |
| 26 Feb | | Appointed | Giovanni Stefano Donghi † | Bishop of Ferrara, Italy |
| 45.2 | Appointed | Franz Weinhart † | Auxiliary Bishop of Regensburg, Germany |
| 45.2 | Appointed | Franz Weinhart † | Titular Bishop of Lydda | Auxiliary Bishop of Regensburg, Germany |
| 4 Mar | | Born | José Barnuevo, O.S.B. † | Deza | Bishop of Osma, Spain |
| 12 Mar | 53.4 | Confirmed | Franz Maximilian Vaccano † | Bishop of Trieste, Italy |
| 13 Mar | | Born | Giulio Piazza † | Forli | Cardinal, Archbishop (Personal Title) of Faenza, Italy |
| 27 Mar | 24.2 | Ordained Priest | John Baptist Sleyne † | Priest | Bishop of Cork, Ireland |
| Apr | 36.7 | Ordained Bishop | Karl Franz Neander von Petersheide † | Titular Bishop of Nicopolis ad Iaterum | Auxiliary Bishop of Wrocław, Poland |
| 4 Apr | | Born | José Fernández del Toro † | Aguilar, Spain | Bishop Emeritus of Oviedo, Spain |
| 8 Apr | | Born | José García Fernández, O.F.M. † | Ernedo | Bishop of Sigüenza, Spain |
| 45.3 | Ordained Bishop | Franz Weinhart † | Titular Bishop of Lydda | Auxiliary Bishop of Regensburg, Germany |
| 9 Apr | 71.6 | Confirmed | Johann Georg Graf von Herberstein † | Bishop of Regensburg, Germany | Bishop-Elect |
| 16 Apr | | Born | Alexander Sigmund Pfalzgraf am Rhein zu Neuburg † | Neuburg/Donau | Bishop of Augsburg, Germany |
| 23 Apr | 50.0 | Appointed | Juan López † | Bishop of Cebu, Philippines | Archbishop of Manila, Philippines |
| 13.7 | Appointed | Karl Joseph Erzherzog von Österreich † | Bishop of Wrocław, Poland | Bishop-Elect of Passau, Germany |
| 13.7 | Appointed | Karl Joseph Erzherzog von Österreich † | Bishop of Olomouc, Czech Republic | Bishop-Elect of Passau, Germany |
| 29 Apr | | Born | Carlos Borja Centellas y Ponce de León † | Gandía | Cardinal, Patriarch of West Indies, Spain |
| 14 May | 82.2 | Died | Anton Crosini von Bonporto † | Bishop of Brixen {Bressanone}, Italy |
| 17 May | 57.8 | Appointed | Johann Philipp Reichsgraf von Schönborn † | Bishop of Worms, Germany | Archbishop of Mainz, Germany |
| 21 May | 41.6 | Appointed | Sigmund Alphons Reichsgraf von Thun † | Bishop of Brixen {Bressanone}, Italy |
| 27 May | | Died | Pierre de Villars (III) † | Archbishop of Vienne, France |
| 42.4 | Succeeded | Henri de Villars † | Archbishop of Vienne, France |
| 4 Jun | 63.8 | Appointed | Antonio Paiño Sevilla † | Archbishop of Sevilla {Seville}, Spain |
| 12 Jun | 71.8 | Died | Johann Georg Graf von Herberstein † | Bishop-Elect of Regensburg, Germany |
| 24 Jun | | Born | Jean-Baptiste Massillon † | Hières | Bishop of Clermont, France |
| 28 Jun | 77.5 | Died | Giulio Cesare Sacchetti † | Cardinal, Prefect of the Congregation of the Council |
| 30 Jun | | Born | Juan Camargo Angulo † | Agreda | Bishop Emeritus of Pamplona, Spain |
| 2 Jul | 71.2 | Appointed | Francesco Maria Brancaccio † | Cardinal-Priest of S. Lorenzo in Lucina | Cardinal, Bishop of Porto e Santa Rufina, Italy |
| 69.4 | Appointed | Giovanni Battista Maria Pallotta † | Cardinal-Bishop of Albano | Cardinal, Cardinal-Bishop of Frascati |
| 23 Jul | | Born | Jacinto Arana Cuesta † | Canalejas de Arroyo | Bishop of Zamora, Spain |
| 30 Jul | 37.3 | Confirmed | Franz Egon Fürst von Fürstenberg † | Bishop of Strasbourg, France |
| Aug | 54.6 | Resigned | Celio Piccolomini † | Apostolic Nuncio to France | Cardinal, Archbishop of Siena, Italy |
| 6 Aug | 49.0 | Appointed | Adam Lorenz Reichsgraf von Törring-Stein † | Bishop of Regensburg, Germany |
| 13 Aug | | Confirmed | Paul de Tauris-Jancic, O.F.M. † | Bishop of Pedena, Austria |
| 27 Aug | 80.7 | Died | Nicolò Guidi di Bagno † | Cardinal, Bishop Emeritus of Senigallia, Italy |
| 49.7 | Appointed | Johannes Holler † | Auxiliary Bishop of Trier, Germany |
| 49.7 | Appointed | Johannes Holler † | Titular Bishop of Azotus | Auxiliary Bishop of Trier, Germany |
| 2 Sep | 25.2 | Ordained Priest | Johann Michael Reichsgraf von Spaur und Valör † | Priest of Trento, Italy | Bishop |
| 15 Sep | | Born | Tommaso Ruffo † | Naples | Cardinal, Archbishop Emeritus of Ferrara, Italy |
| 20 Sep | | Born | Louis-François Du Plessis de Mornay, O.F.M. Cap. † | Vannes, France | Bishop Emeritus of Québec, Québec, Canada |
| 24 Sep | 80.3 | Died | Juan Merino López, O.F.M. † | Bishop of Valladolid, Spain |
| 28 Sep | 67.7 | Died | Juan Ruiz de Colmenero † | Bishop of Guadalajara, Jalisco, México |
| 2 Oct | | Born | Franz Anton Fürst von Harrach zu Rorau † | Wien | Archbishop of Salzburg, Austria |
| 5 Nov | | Born | Lorenzo Armengual del Pino de la Mota † | Málaga | Bishop of Cádiz, Spain |
| 26 Nov | | Born | Bernardino Guinigi † | | Archbishop of Lucca, Italy |
| 5 Dec | | Died | Miguel Juan Balaguer Camarasa † | Bishop of Malta |
| 10 Dec | 42.1 | Confirmed | Sigmund Alphons Reichsgraf von Thun † | Bishop of Brixen {Bressanone}, Italy |
| 12 Dec | 58.3 | Confirmed | Johann Philipp Reichsgraf von Schönborn † | Bishop of Worms, Germany | Archbishop of Mainz, Germany |
| 15 Dec | | Died | Filiberto Millet de Faverges † | Bishop of Ivrea, Italy |
| 17 Dec | 97.8 | Died | Gregorio Parcero de Castro, O.S.B. † | Bishop of Tortosa, Spain |
| 21 Dec | 45.0 | Died | Camillo Astallipamphilj † | Bishop of Catania, Italy | Cardinal, Bishop of Catania, Italy |