| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Appointed | Ignazio d'Amico † | Bishop of Patti, Italy |
| Died | Juan de la Torre, O.F.M. † | Bishop of León en Nicaragua |
| Died | Diego López de Vergara y Aguilar † | Bishop-Elect of Panamá |
| Born | José Esquivel Castillejos, O.P. † | Carmona | Auxiliary Bishop of Sevilla {Seville}, Spain |
| 31.3 | Ordained Priest | Johann Martin Reichsritter von Eyb † | Priest of Eichstätt, Germany | Bishop |
| Installed | Bernardo de Izaguirre Reyes † | Bishop of Cuzco, Peru | Archbishop of La Plata o Charcas, Bolivia |
| Born | José Xirón de Alvarado, O.P. † | León, Nicaragua | Bishop of León en Nicaragua |
| Died | Cesare Lancellotti † | Bishop of Bisceglie, Italy |
| Appointed | Gianagostino Marliani † | Bishop of Reggio Emilia, Italy |
| Appointed | Ernst August von Braunschweig-Lüneburg † | Bishop of Osnabrück, Germany |
| 60.0 | Died | Juan Velez † | Bishop-Elect of Cebu, Philippines |
| 8 Jan | 94.4 | Beatified | St. Francis de Sales † | Bishop of Genève, Switzerland |
| 36.2 | Ordained Bishop | Johann Kaspar Schnorf † | Titular Bishop of Chrysopolis in Arabia | Auxiliary Bishop of Basel, Switzerland |
| 29 Jan | | Born | Antonius Dominikus Reichsgraf von Wolkenstein-Trostburg † | Trento | Bishop of Trento, Italy |
| 2 Feb | | Born | Pedro Francisco Levanto Vivaldo † | Sevilla | Bishop of Badajoz, Spain |
| 11 Feb | 74.1 | Died | Melchor Maldonado y Saavedra, O.S.A. † | Bishop of Córdoba (Tucumán), Argentina |
| 15 Feb | 48.4 | Resigned | Jean-François-Paul de Gondi de Retz † | Cardinal, Archbishop of Paris, France |
| 17 Feb | | Born | Johann Adam Nieberlein † | Eichstätt | Auxiliary Bishop of Eichstätt, Germany |
| 22 Feb | | Born | Konrad Ferdinand Geist von Wildegg † | Ravensburg | Auxiliary Bishop of Konstanz {Constance}, Germany |
| 26 Feb | 68.1 | Appointed | Pierre de Marca † | Archbishop of Paris, France |
| 28 Feb | 70.5 | Appointed | Johann Georg Graf von Herberstein † | Bishop of Regensburg, Germany | Bishop-Elect |
| 21 Mar | 24.1 | Ordained Priest | José de Oliveira, O.S.A. † | Priest of Order of St. Augustine | Bishop Emeritus of Angola e Congo, Angola |
| 25 Mar | 26.7 | Ordained Priest | Albert Ernst Reichsgraf von Wartenberg † | Priest of Regensburg, Germany | Auxiliary Bishop |
| 26 Mar | | Appointed | Juan de la Torre, O.F.M. † | Bishop of León en Nicaragua |
| 13 Apr | 12.7 | Appointed | Karl Joseph Erzherzog von Österreich † | Coadjutor Bishop of Passau, Germany | Bishop-Elect |
| 23 Apr | 23.2 | Ordained Priest | Ferdinand Schröffel † | Priest of Olomouc, Czech Republic | Auxiliary Bishop |
| 25 Apr | 23.3 | Professed | Jan Kazimierz Opaliński, O. Cist. † | Priest of Order of Cistercians | Bishop of Chelmno (Culma), Poland |
| 28 Apr | | Born | Johann Raymund Guidobald Reichsgraf von Lamberg, O.F.M. Cap. † | Salzburg | Auxiliary Bishop of Passau, Germany |
| 29 Apr | | Born | Francisco Laso de la Vega Córdova, O.P. † | Granada | Bishop of Plasencia, Spain |
| 5 May | 38.3 | Ordained Bishop | Ulrich de Mont † | Bishop of Chur, Switzerland |
| 15 May | 60.5 | Ordained Bishop | Diego de Humanzoro, O.F.M. † | Bishop of Santiago de Chile |
| 3 Jun | | Ordained Priest | Jean de Gaillard † | Priest | Bishop of Apt, France |
| 5 Jun | 68.4 | Confirmed | Pierre de Marca † | Archbishop of Paris, France |
| 7 Jun | | Born | José Pereira de Lacerda † | Moura | Cardinal, Bishop of Faro {Algarve}, Portugal |
| 12 Jun | 37.4 | Appointed | Alexander Dunbar Winchester (Winster) † | Prefect of Scotland, Great Britain | Prefect Emeritus |
| 26 Jun | 71.5 | Confirmed | Hugo Eberhard Graf von Cratz von Schraffenstein † | Bishop of Worms, Germany |
| 38.2 | Resigned | Henri Fuchs † | Apostolic Administrator of Lausanne, Switzerland | Apostolic Administrator Emeritus |
| 35.9 | Appointed | Karl Franz Neander von Petersheide † | Auxiliary Bishop of Wrocław, Poland |
| 35.9 | Appointed | Karl Franz Neander von Petersheide † | Titular Bishop of Nicopolis ad Iaterum | Auxiliary Bishop of Wrocław, Poland |
| 40.6 | Appointed | Jean-Baptiste de Strambino, O.F.M. † | Bishop of Lausanne, Switzerland |
| 29 Jun | 68.4 | Died | Pierre de Marca † | Archbishop of Paris, France |
| 5 Jul | 60.7 | Installed | Diego de Humanzoro, O.F.M. † | Bishop of Santiago de Chile |
| 17 Jul | 40.6 | Ordained Bishop | Jean-Baptiste de Strambino, O.F.M. † | Bishop of Lausanne, Switzerland |
| 30 Jul | 56.6 | Appointed | Hardouin de Péréfixe de Beaumont † | Archbishop of Paris, France |
| 8 Aug | | Appointed | Diego López de Vergara y Aguilar † | Bishop of Panamá | Bishop-Elect |
| 16 Aug | 32.4 | Died | Ignace Cotolendi † | Vicar Apostolic of Kiangnan, China |
| 19 Aug | | Born | Antonio Baistrocchi, O. Carm. † | Parma | Vicar Apostolic of Great Moghul (Mughals), India |
| 21 Aug | | Appointed | Francisco de la Cueva Maldonado † | Archbishop of Santo Domingo, Dominican Republic |
| 24 Aug | 51.6 | Ordained Bishop | Juan de Sancto Mathía Sáenz de Mañozca y Murillo † | Bishop of Santiago de Cuba | Bishop of Guatemala (Santiago de Guatemala), Guatemala |
| 27 Aug | 22.2 | Professed | Otto Wilhelm Reichsgraf von Bronckhorst zu Gronsfeld, S.J. † | Member of Society of Jesus | Auxiliary Bishop of Osnabrück, Germany |
| 1 Sep | 13.1 | Confirmed | Karl Joseph Erzherzog von Österreich † | Coadjutor Bishop of Passau, Germany | Bishop-Elect |
| 5 Sep | | Born | Georges Louis de Berghes † | Brussels | Bishop of Liège, Belgium |
| 7 Sep | 73.7 | Died | Johann Sternenberg † | Auxiliary Bishop Emeritus of Münster, Germany |
| 29 Sep | 35.0 | Ordained Priest | Galeazzo Marescotti † | Priest | Cardinal, Bishop Emeritus of Tivoli, Italy |
| 20 Oct | 66.1 | Died | Antonio Marenzi † | Bishop of Trieste, Italy |
| 28 Oct | | Born | Louis François Rossius de Liboy † | Liege | Auxiliary Bishop of Liège, Belgium |
| 2 Nov | 48.8 | Died | Leopold Wilhelm Erzherzog von Österreich † | Bishop-Elect of Passau, Germany |
| 6 Nov | 53.0 | Appointed | Franz Maximilian Vaccano † | Bishop of Trieste, Italy |
| 11 Nov | 61.3 | Died | Otto (Johann Theodor) von Senheim, O.P. † | Auxiliary Bishop of Trier, Germany |
| 12 Nov | | Born | Francesco Barberini (Jr.) † | Rome | Cardinal, Prefect of the Roman Curia - Other |
| 20 Nov | 13.3 | Succeeded | Karl Joseph Erzherzog von Österreich † | Bishop of Passau, Germany | Bishop-Elect |
| 30 Nov | | Born | Luis Belluga Moncada † | Motril | Cardinal, Bishop Emeritus of Cartagena (en España) |
| 27 Dec | 77.2 | Died | Juan Cebrián Pedro, O. de M. † | Archbishop of Zaragoza, Spain |
| 28 Dec | | Appointed | Paul de Tauris-Jancic, O.F.M. † | Bishop of Pedena, Austria |