| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Appointed | Juan de Arguinao y Gutiérrez † | Bishop of Santa Cruz de la Sierra, Bolivia |
| Appointed | Giulio Cesare Borea † | Bishop of Comacchio, Italy |
| Appointed | Francesco Carducci † | Bishop of Sulmona, Italy |
| Died | Alfonso Castiglion Morelli † | Archbishop of Cosenza, Italy |
| 66.0 | Died | Alessandro Castracane † | Bishop of Fano, Italy |
| Born | Sigismondo Chigi † | Rome | Cardinal, Cardinal-Deacon of S. Giorgio in Velabro |
| 79.0 | Died | Antonio Corderina Vega, O.S.A. † | Bishop of Ayacucho o Huamanga, Peru |
| Born | Jerónimo Nosti de Valdés, O.S.Bas. † | Aramil, Spain | Bishop of Santiago de Cuba |
| Resigned | Patrizio Donati † | Bishop of Minori, Italy | Bishop Emeritus |
| Born | Diego Gorospe de Irala, O.P. † | Puebla, México | Bishop of Nueva Segovia, Philippines |
| Ordained Bishop | Francisco Pio Guadalupe Tellez † | Archbishop of Santo Domingo, Dominican Republic |
| 21.4 | Ordained Priest | Martín de Híjar y Mendoza, O.S.A. † | Priest of Order of St. Augustine | Bishop of Concepción, Chile |
| Died | Jacques Le Noël du Perron † | Bishop of Evreux, France |
| Appointed | Hernando de Lobo Castrillo, O.F.M. † | Bishop of Puerto Rico (Porto Rico) |
| Born | Pedro Nogales Dávila † | Zalamea de la Serena, Spain | Bishop of Tlaxcala, Tlaxcala, México |
| Born | Patrick O'Donnelly † | | Bishop Emeritus of Dromore, Ireland |
| Appointed | Piotr Parczewski † | Bishop of Samogizia o Tels (Zmudz), Lithuania |
| Appointed | Stefano Quaranta † | Archbishop of Amalfi, Italy |
| Appointed | Giuseppe Sanfelice † | Archbishop of Cosenza, Italy |
| 60.0 | Appointed | André du Saussay † | Bishop of Toul, France |
| 19.0 | Professed | Johannes Schmitzberger, O.S.B. † | Member of Order of Saint Benedict | Auxiliary Bishop of Wien, Austria |
| 26.5 | Ordained Priest | Emerich (Johann Anton) Sinelli, O.F.M. Cap. † | Priest of Order of Friars Minor Capuchin | Bishop of Wien, Austria |
| Died | Francisco Villagutiérrez Chumacero, O.S.A. † | Auxiliary Bishop of Toledo, Spain |
| 24.4 | Ordained Priest | Stephan Weinberger † | Priest of Würzburg, Germany | Auxiliary Bishop |
| Resigned | Martín de Zelaya (Celaya) y Oláriz † | Bishop of Santiago de Cuba | Bishop Emeritus of Santiago de Cuba |
| 1 Feb | | Appointed | Francesco Maria Ghislieri † | Bishop of Terracina, Priverno e Sezze, Italy | Bishop of Imola, Italy |
| 43.1 | Confirmed | Hardouin de Péréfixe de Beaumont † | Bishop of Rodez, France | Archbishop of Paris, France |
| 2 Feb | | Born | Pietro Francesco (Vincenzo Maria) Orsini de Gravina, O.P. † | Gravina di Puglia | Pope (Roma {Rome}, Italy) |
| 12 Feb | 52.1 | Died | Agustín Spínola Basadone † | Cardinal, Archbishop of Sevilla {Seville}, Spain |
| 16 Feb | 81.1 | Died | Gonçalvo (Gonzalo) da Silva † | Bishop of Ceuta, Spain |
| 18 Feb | 50.1 | Died | Cristóbal Pérez Lazarraga y Maneli Viana, O. Cist. † | Bishop of Cartagena (en España) | Bishop of Cartagena, Colombia |
| 28 Feb | 72.0 | Died | Angel Manrique, O. Cist. † | Bishop of Badajoz, Spain |
| 1 Mar | 65.6 | Appointed | Diego Martínez Zarzosa † | Bishop of Cartagena (en España) | Bishop of Málaga, Spain |
| 39.4 | Confirmed | Franz Maximilian Vaccano † | Bishop of Pedena, Austria | Bishop of Trieste, Italy |
| 11 Mar | | Born | Gianalberto Badoaro † | Venice | Cardinal, Bishop of Brescia, Italy |
| 19 Mar | 53.5 | Died | Cristoforo Pietro Antonio Giarda, B. † | Bishop of Castro di Puglia, Italy |
| 7 Apr | | Born | Diego Ibáñez de la Madrid y Bustamente † | Comillas | Bishop of Ceuta, Spain |
| 11 Apr | 56.3 | Ordained Bishop | Dominique Marini † | Archbishop of Avignon, France |
| 12 Apr | 70.5 | Died | Albert Reichsfreiherr von Törring † | Bishop of Regensburg, Germany |
| 56.1 | Succeeded | Franz Wilhelm von Wartenberg † | Cardinal, Bishop of Regensburg, Germany |
| 14 Apr | | Died | Abraham Woyna (Wojna) † | Bishop of Vilnius, Lithuania |
| 15 Apr | 77.3 | Died | Pedro da Silva Sampaio † | Bishop of São Salvador da Bahia, Brazil |
| 18 Apr | 43.3 | Ordained Bishop | Hardouin de Péréfixe de Beaumont † | Bishop of Rodez, France | Archbishop of Paris, France |
| 22 Apr | 61.3 | Died | Marcos de Torres y Rueda † | Bishop of Yucatán (Mérida), Yucatán, México |
| 6 Jun | 47.6 | Ordained Bishop | Johann Melchior Söllner † | Titular Bishop of Domitiopolis | Auxiliary Bishop of Würzburg, Germany |
| 8 Jun | | Born | Jan Kazimierz Denhoff † | Warsaw, Poland | Cardinal, Bishop Emeritus of Cesena, Italy |
| 21 Jun | 45.5 | Appointed | Miguel de Poblete Casasola † | Archbishop of Manila, Philippines |
| 28 Jun | 63.9 | Appointed | Pedro de Urbina de Montoya, O.F.M. † | Archbishop of Valencia, Spain | Archbishop of Sevilla {Seville}, Spain |
| 63.9 | Appointed | Pedro Urbina Montoya, O.F.M. † | Archbishop of Valencia, Spain | Archbishop of Sevilla {Seville}, Spain |
| 11 Jul | 56.5 | Installed | Dominique Marini † | Archbishop of Avignon, France |
| 15 Jul | | Born | Tobias Johannes Becker † | Králiky | Bishop of Hradec Králové, Czech Republic |
| 22 Jul | 75.6 | Died | Jean de Watteville, O. Cist. † | Bishop of Lausanne, Switzerland |
| 23 Jul | | Born | Giovanni Francesco Albani † | Urbino | Pope (Roma {Rome}, Italy) |
| 24 Jul | | Born | Georg Sigismund von Sinnersberg † | Itaden | Auxiliary Bishop of Trento, Italy |
| 25 Jul | 71.6 | Died | Orazio Giustiniani, C.O. † | Cardinal, Bishop of Nocera de’ Pagani, Italy |
| Aug | 55.6 | Ordained Priest | Francesco Nerli (Sr.) † | Priest | Cardinal, Archbishop of Firenze {Florence}, Italy |
| 7 Aug | | Born | Karl Joseph Erzherzog von Österreich † | Wien | Bishop-Elect of Passau, Germany |
| 12 Aug | | Born | Johann Franz Reichsgraf von Khuen zu Liechtenberg † | Hall | Bishop of Brixen {Bressanone}, Italy |
| 23 Aug | 44.0 | Confirmed | Johann Philipp Reichsgraf von Schönborn † | Archbishop of Mainz, Germany |
| 67.5 | Appointed | Pedro Tapia, O.P. † | Bishop of Córdoba, Spain | Archbishop of Sevilla {Seville}, Spain |
| 24 Aug | 62.6 | Appointed | Gaspard Nemius (Dubois) † | Archbishop of Cambrai, France |
| 11 Sep | 40.7 | Ordained Bishop | Georges d'Aubusson de la Feuillade † | Archbishop of Embrun, France | Bishop of Metz, France |
| 12 Sep | | Born | St. Giuseppe Maria Tomasi di Lampedusa, C.R. † | Licata | Cardinal, Cardinal-Priest of Ss. Silvestro e Martino ai Monti |
| 13 Sep | 60.7 | Appointed | Nicolás de la Torre Muñoz † | Bishop of Santiago de Cuba | Bishop of Santiago de Cuba |
| 26 Sep | 27.7 | Professed | Andrés de las Navas y Quevedo, O. de M. † | Member of Order of Our Lady of Mercy | Bishop of Guatemala (Santiago de Guatemala), Guatemala |
| 10 Oct | 70.8 | Died | Pierre d'Hardivillier † | Archbishop of Bourges, France |
| 16 Oct | | Born | Johann Franz Freiherr von Eckher von Kapfing und Liechteneck † | Train | Bishop of Freising, Germany |
| 18 Oct | | Died | Pedro de Oviedo Falconi, O. Cist. † | Archbishop of La Plata o Charcas, Bolivia |
| 19 Oct | 28.0 | Appointed | Max Heinrich Herzog von Bayern † | Coadjutor Bishop of Liège, Belgium | Archbishop of Köln {Cologne}, Germany |
| 2 Nov | | Born | Johann Eustach Egolf Reichsfreiherr von Westernach † | Abron | Auxiliary Bishop of Augsburg, Germany |
| 6 Nov | | Born | Antonio da Penha de Franca, O.A.D. † | Lisbonne, Portugal | Bishop of São Tomé e Príncipe |
| 2 Dec | | Born | Thommaso Maria Ferrari † | Casalnuovo | Cardinal, Cardinal-Priest of S. Clemente |
| 6 Dec | | Appointed | Giovanni Battista Alfieri † | Bishop of Fano, Italy |
| 9 Dec | | Appointed | Jerzy Tyszkiewicz † | Bishop of Vilnius, Lithuania |
| 18 Dec | 64.3 | Installed | Pedro de Urbina de Montoya, O.F.M. † | Archbishop of Valencia, Spain | Archbishop of Sevilla {Seville}, Spain |
| 19 Dec | 71.0 | Died | Gil Carrillo de Albornoz † | Cardinal, Archbishop Emeritus of Taranto, Italy |
| 67.8 | Appointed | Bartolomé Santos de Risoba † | Bishop of Sigüenza, Spain |