| Date | Age | Event | Bishop | Title | Current Title |
|---|
| unknown | 71.7 | Appointed | Francesco Boccapaduli † | Titular Archbishop of Atene | Bishop Emeritus of Città di Castello, Italy |
| 71.7 | Resigned | Francesco Boccapaduli † | Bishop of Città di Castello, Italy | Bishop Emeritus |
| 45.0 | Appointed | Juan de Ortega Cano Montañez y Patiño † | Bishop of Durango, Durango, México | Archbishop of México, Federal District |
| Appointed | Juan de Esturizada † | Bishop of Santa Cruz de la Sierra, Bolivia |
| Born | Sebastián Foronda, O.S.A. † | Badajoz, Spain | Apostolic Administrator of Cebu, Philippines |
| Appointed | André Furtado de Mendonça † | Bishop of Miranda, Portugal |
| Appointed | Bonawentura Madalinski † | Coadjutor Bishop of Płock, Poland | Bishop |
| Appointed | Bonawentura Madalinski † | Titular Bishop of Methone | Bishop of Płock, Poland |
| Died | Manuel de Noronha † | Bishop of Coimbra, Portugal |
| Died | Juan de Ribera † | Bishop of Santa Cruz de la Sierra, Bolivia |
| Appointed | Álvaro de São Boaventura † | Bishop of Coimbra, Portugal |
| Appointed | Constantino Sampaio † | Bishop of São Salvador da Bahia, Brazil | Bishop-Elect |
| Died | Constantino Sampaio † | Bishop-Elect of São Salvador da Bahia, Brazil |
| 47.0 | Appointed | Alexander Dunbar Winchester (Winster) † | Prefect of Scotland, Great Britain | Prefect Emeritus |
| 7 Jan | 37.9 | Appointed | Johann Hugo von Orsbeck † | Coadjutor Archbishop of Trier, Germany | Archbishop |
| 12 Jan | | Born | García Pardiñas Villar de Francos, O. de M. † | La Coruña | Bishop of Tarazona, Spain |
| 3 Feb | 60.1 | Died | Philipp Valentin Albrecht Reichritter Voit von Rieneck † | Bishop of Bamberg, Germany |
| 8 Feb | 42.1 | Appointed | Melchor de Liñán y Cisneros † | Archbishop of La Plata o Charcas, Bolivia | Archbishop of Lima, Peru |
| 19 Feb | 56.0 | Ordained Priest | Friedrich Landgraf von Hessen-Darmstadt † | Priest of Wrocław, Poland | Cardinal, Bishop |
| 21 Feb | 34.5 | Ordained Bishop | Louis de Thomassin † | Titular Bishop of Rhodiapolis | Bishop of Sisteron, France |
| 22 Feb | 29.1 | Confirmed | Jacques de Goyon de Matignon † | Bishop of Condom, France | Bishop Emeritus |
| 23.1 | Elevated to Cardinal | Pietro Francesco (Vincenzo Maria) Orsini de Gravina, O.P. † | Pope (Roma {Rome}, Italy) |
| 9 Mar | | Born | Luis Simões Brandão † | Coimbra, Portugal | Bishop Emeritus of Angola e Congo, Angola |
| 21 Mar | | Born | Andrés de Orbe y Larreátegui † | Ermua | Archbishop Emeritus of Valencia, Spain |
| 56.1 | Confirmed | Friedrich Landgraf von Hessen-Darmstadt † | Cardinal, Bishop of Wrocław, Poland |
| 22 Mar | 52.7 | Appointed | Peter Philipp Reichsgraf von Dernbach † | Bishop of Bamberg, Germany |
| 15 Apr | 52.3 | Installed | Estevão dos Santos Carneiro de Moraes, C.S.J. † | Bishop of São Salvador da Bahia, Brazil |
| 17 Apr | 34.7 | Succeeded | Louis de Thomassin † | Bishop of Vence, France | Bishop of Sisteron, France |
| 1 May | 168.3 | Beatified | St. Antonio (Michele) Ghislieri, O.P. † | Pope (Roma {Rome}, Italy) |
| 16 May | | Appointed | Cristóbal Bernardo de Quiros † | Bishop of Popayán, Colombia |
| 44.3 | Appointed | César d'Estrées † | Cardinal-Priest of S. Maria in Via | Cardinal, Bishop Emeritus of Laon, France |
| 44.3 | Elevated to Cardinal | César d'Estrées † | Cardinal, Bishop Emeritus of Laon, France |
| 71.4 | Appointed | Fabio dos Reis Fernandes, O. Carm. † | Bishop of Santiago de Cabo Verde |
| 21 May | | Born | Felipe Molina y Figueroa † | Arévalo, Spain | Bishop of Nueva Caceres, Philippines |
| 22 May | | Appointed | Mikołaj Stefan Pac † | Bishop of Vilnius, Lithuania |
| 6 Jun | 52.4 | Died | Estevão dos Santos Carneiro de Moraes, C.S.J. † | Bishop of São Salvador da Bahia, Brazil |
| 18 Jun | 81.5 | Died | Diego Chueca † | Bishop of Teruel, Spain |
| 11 Jul | | Born | Giovanni Benedetti Gentilotti † | Trento | Bishop-Elect of Trento, Italy |
| 12 Jul | 25.3 | Died | Charles de Rosmadec † | Archbishop of Tours, France |
| 31 Jul | | Born | Johann Baptist Haus † | Stein-Säckingen | Auxiliary Bishop of Basel, Switzerland |
| 10 Aug | | Born | Benjamin Petre, O.S.B. † | | Vicar Apostolic of London District, England, Great Britain |
| 11 Aug | | Born | Félix Bernuy Zapata y Mendoza † | Málaga | Bishop of Islas Canarias {Canary Islands}, Spain |
| 13 Aug | 58.9 | Died | Adrian von Riedmatten (Sr.) † | Bishop of Sion {Sitten}, Switzerland |
| 15 Aug | 62.8 | Died | Franz Maximilian Vaccano † | Bishop of Trieste, Italy |
| 25 Aug | 31.4 | Appointed | Adrian von Riedmatten (Jr.) † | Bishop of Sion {Sitten}, Switzerland |
| 26 Aug | 67.7 | Died | Mateo de Sagade (Lazo de) Bugueiro † | Archbishop of Cartagena (en España) |
| 4 Sep | 51.7 | Ordained Bishop | Gabriel Díaz Vara Calderón † | Bishop of Santiago de Cuba |
| 23.1 | Ordained Priest | Johann Franz Reichsgraf von Khuen zu Liechtenberg † | Priest of Brixen {Bressanone}, Italy | Bishop |
| 87.7 | Died | Francisco Torres Grijalba, O.S.A. † | Bishop of Mondoñedo, Spain |
| 5 Sep | 51.7 | Appointed | Giacomo Ferdinando de Gorizzutti † | Bishop of Trieste, Italy |
| 11 Sep | 71.7 | Ordained Bishop | Fabio dos Reis Fernandes, O. Carm. † | Bishop of Santiago de Cabo Verde |
| 12 Sep | 58.7 | Appointed | Martín de Espinosa Monzon † | Bishop of Comayagua, Honduras |
| 14 Sep | 47.5 | Ordained Priest | Johann Euchar Reichsgraf von Schenk von Castell † | Priest of Eichstätt, Germany | Bishop |
| 24 Sep | | Born | Giuseppe Accoramboni † | Castel de Preci | Cardinal, Bishop of Frascati, Italy |
| 24.0 | Ordained Priest | Manuel Senjust Pagés † | Priest | Bishop of Vic, Spain |
| 27 Sep | | Born | Antônio de Guadalupe, O.F.M. † | Amarante, Portugal | Bishop of Viseu, Portugal |
| 30 Oct | | Born | Ferdinand Oesterhoff, O. Cist. † | Münster | Auxiliary Bishop Emeritus of Münster, Germany |
| 3 Nov | 46.5 | Appointed | Francesco Buonvisi † | Apostolic Nuncio to Poland | Cardinal, Bishop of Lucca, Italy |
| 14 Nov | 40.9 | Appointed | Antonio do Espirito Santo, O.C.D. † | Bishop of Angola e Congo, Angola |
| 64.2 | Appointed | Cesare Facchinetti † | Bishop of Palestrina, Italy | Cardinal, Bishop of Ostia (-Velletri), Italy |
| 59.6 | Appointed | Juan López † | Archbishop of Manila, Philippines |
| 29 Nov | 40.1 | Appointed | Opizio Pallavicini † | Apostolic Nuncio to Germany | Cardinal, Bishop of Osimo, Italy |
| 6 Dec | | Born | Joseph Anton Reichfreiherr von Delmestri von Schönberg † | Cormons | Bishop of Trieste, Italy |
| 10 Dec | | Born | Dionisio Francisco Mellado Eguíluz † | Madrid | Auxiliary Bishop of Toledo, Spain |
| 12 Dec | 38.9 | Appointed | Johann Hugo von Orsbeck † | Titular Archbishop of Larissa in Thessalia | Archbishop of Trier, Germany |
| 38.9 | Confirmed | Johann Hugo von Orsbeck † | Coadjutor Archbishop of Trier, Germany | Archbishop |
| 27 Dec | | Ordained Bishop | Bonawentura Madalinski † | Titular Bishop of Methone | Bishop of Płock, Poland |
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