| Date | Age | Event | Bishop | Title | Current Title |
| unknown | 66.6 | Appointed | Jean Caramuel y Lobkowitz, O. Cist. † | Bishop of Vigevano, Italy |
| Born | Benito Crespo y Monroy, O.S. † | Cordovilla, Spain | Bishop of Tlaxcala, Tlaxcala, México |
| Installed | Patrick Duffy † | Bishop of Clogher, Ireland |
| Appointed | Aleksander Kotowicz † | Bishop of Smoleńsk, Poland | Bishop of Vilnius, Lithuania |
| Born | Gaspard de La Valette de Thomas † | La Valette-du-Var | Bishop Emeritus of Autun, France |
| 49.0 | Appointed | João de Melo † | Bishop of Viseu, Portugal | Bishop of Coimbra, Portugal |
| 22.3 | Ordained Priest | Johann Peter von Quentell † | Priest of Köln {Cologne}, Germany | Auxiliary Bishop of Münster, Germany |
| Died | Manuel de Sousa e Almada † | Prelate of São Sebastião do Rio de Janeiro, Brazil |
| Born | Pedro de Tapiz y Garcia † | Andosilla, Spain | Bishop of Durango, Durango, México |
| 8 Jan | 41.0 | Ordained Bishop | Antonio do Espirito Santo, O.C.D. † | Bishop of Angola e Congo, Angola |
| 43.4 | Died | Wenzeslaus Reichsgraf von Thun † | Bishop of Passau, Germany |
| 14 Jan | | Appointed | Daniel-Louis de Baradat † | Bishop of Vabres, France |
| 15 Jan | | Born | Johann Philipp Franz Reichsgraf von Schönborn † | Würzburg | Bishop of Würzburg, Germany |
| 30 Jan | 52.1 | Confirmed | Giacomo Ferdinando de Gorizzutti † | Bishop of Trieste, Italy |
| 5 Feb | 56.9 | Ordained Bishop | Friedrich Landgraf von Hessen-Darmstadt † | Cardinal, Bishop of Wrocław, Poland |
| 6 Feb | | Born | Wenzel Franz Karl Reichsfreiherr Koschinsky von Koschín † | Brno | Bishop of Hradec Králové, Czech Republic |
| Born | Tommaso Marino † | Enguera | Bishop of Siracusa, Italy |
| 12 Feb | 67.5 | Died | Johann Philipp Reichsgraf von Schönborn † | Archbishop of Mainz, Germany |
| 15 Feb | | Appointed | Manuel Pessoa de Figueiredo † | Prelate of São Sebastião do Rio de Janeiro, Brazil |
| 27 Feb | 63.2 | Appointed | Juan de Escalante Turcios y Mendoza † | Archbishop of Santo Domingo, Dominican Republic | Bishop of Yucatán (Mérida), Yucatán, México |
| 11 Mar | 45.2 | Appointed | Sebastian Graf von Pötting-Persing † | Bishop of Passau, Germany |
| 13 Mar | 63.5 | Appointed | Johann Hartmann Reichsritter von Rosenbach † | Bishop of Würzburg, Germany |
| 62.3 | Appointed | Pietro Vidoni (Sr.) † | Cardinal-Priest of S. Pancrazio | Cardinal, Bishop Emeritus of Lodi, Italy |
| 18 Mar | 23.7 | Ordained Priest | Tobias Johannes Becker † | Priest of Praha {Prague}, Czech Republic | Bishop of Hradec Králové, Czech Republic |
| 22 Mar | 47.6 | Appointed | Federico Baldeschi Colonna † | Official of the Roman Curia - Other | Cardinal, Prefect of the Congregation of the Council |
| 15 Apr | 56.3 | Died | Mikołaj Prażmowski † | Archbishop of Gniezno, Poland |
| 16 Apr | 30.3 | Ordained Bishop | Jacques de Goyon de Matignon † | Bishop of Condom, France | Bishop Emeritus |
| 55.5 | Succeeded | Lothar Friedrich Reichsfreiherr von Metternich-Burscheid † | Archbishop of Mainz, Germany |
| 24 Apr | 84.3 | Died | Miguel Escartín Arbeza, O. Cist. † | Bishop of Tarazona, Spain |
| 16 May | | Born | Charles du Plessis d'Argentré † | Argentré | Bishop of Tulle, France |
| 19 May | | Born | Christoph Franz Reichsfreiherr von Hutten † | Mainburg | Bishop of Würzburg, Germany |
| 25 May | | Born | Johann Anton Wallreuther † | Kiedrich | Auxiliary Bishop of Worms, Germany |
| 28 May | 52.4 | Ordained Bishop | Giacomo Ferdinando de Gorizzutti † | Bishop of Trieste, Italy |
| 12 Jun | 47.8 | Elevated to Cardinal | Federico Baldeschi Colonna † | In Pectore | Cardinal, Prefect of the Congregation of the Council |
| Born | João de Mendonça † | | Bishop of Guarda, Portugal |
| 26 Jun | 32.2 | Confirmed | Adrian von Riedmatten (Jr.) † | Bishop of Sion {Sitten}, Switzerland |
| 1 Jul | | Appointed | Juan Asensio † | Bishop of Avila, Spain | Bishop of Jaén, Spain |
| 4 Jul | 73.5 | Died | Cristóbal de la Mancha y Velazco, O.P. † | Bishop of Buenos Aires, Argentina |
| 6 Aug | 22.5 | Ordained Priest | Johannes Wolfgang Reichsfreiherr von Bodman † | Priest of Konstanz {Constance}, Germany | Auxiliary Bishop |
| 11 Aug | 55.6 | Died | Krzysztof Jan Zegocki † | Bishop of Chelm, Poland |
| 28 Aug | | Born | José Francisco Bermúdez Mandía † | La Coruña | Bishop of Astorga, Spain |
| Died | Manuel Pessoa de Figueiredo † | Prelate of São Sebastião do Rio de Janeiro, Brazil |
| 25 Sep | 48.7 | Appointed | Johannes Brassert † | Auxiliary Bishop of Speyer, Germany |
| 48.7 | Appointed | Johannes Brassert † | Titular Bishop of Daulia | Auxiliary Bishop of Speyer, Germany |
| 45.7 | Confirmed | Sebastian Graf von Pötting-Persing † | Bishop of Passau, Germany |
| Oct | 29.8 | Ordained Priest | Franz Caspar Reichsfreiherr von Stadion † | Priest of Lavant, Slovenia | Bishop |
| 14 Oct | | Died | Domenico Caracciolo † | Bishop of Alife, Italy |
| Died | Diego Osorio de Escobar y Mendoza (Llamas) † | Bishop Emeritus of Tlaxcala, Tlaxcala, México |
| 16 Oct | | Born | Antonio Monroy Meneses, O. de M. † | Talavera de la Reina, Spain | Bishop Emeritus of Santa Marta, Colombia |
| 21 Oct | 29.8 | Appointed | Franz Caspar Reichsfreiherr von Stadion † | Bishop of Lavant, Slovenia |
| 16 Nov | 49.3 | Appointed | Michel Amelot de Gournay † | Archbishop of Tours, France |
| 27 Nov | | Appointed | Juan Aparicio Navarro † | Bishop of Lugo, Spain | Bishop of León, Spain |
| 59.9 | Confirmed | Kazimierz Florian Czartoryski † | Archbishop of Gniezno, Poland |
| Appointed | Francisco Verdín y Molina † | Bishop of Michoacán, Michoacán, México |
| 31.3 | Confirmed | Johann Friedrich Reichsgraf von Waldstein † | Bishop of Hradec Králové, Czech Republic | Archbishop of Praha {Prague}, Czech Republic |
| 13 Dec | | Born | José de Fialho, O. Cist. † | Villanova de Cerveira, Portugal | Bishop of Guarda, Portugal |
| 18 Dec | 44.0 | Appointed | Johannes Schmitzberger, O.S.B. † | Auxiliary Bishop of Wien, Austria |
| 44.0 | Appointed | Johannes Schmitzberger, O.S.B. † | Titular Bishop of Helenopolis in Bithynia | Auxiliary Bishop of Wien, Austria |
| 23 Dec | 28.0 | Ordained Priest | Johann Brunetti † | Priest of Wrocław, Poland | Auxiliary Bishop |