| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Appointed | Jerzy Baiłłozor † | Bishop of Smoleńsk, Poland | Bishop of Vilnius, Lithuania |
| 51.2 | Incardinated | Jodok Brendt † | Priest of Passau, Germany | Auxiliary Bishop Emeritus |
| 67.1 | Ordained Bishop | Juan Alonso de Cuevas y Davaols † | Bishop of Antequera, Oaxaca, México | Archbishop of México, Federal District |
| 70.0 | Died | Francisco Guerra, O.F.M. † | Bishop of Palencia, Spain |
| Born | Antonio Horcasitas Avellaneda † | Burgos | Bishop of Calahorra y La Calzada, Spain |
| Born | Francisco de la Cuesta, O.S.H. † | Colmenar de Toledo, Spain | Bishop of Michoacán, Michoacán, México |
| Appointed | Cesare Lancellotti † | Bishop of Bisceglie, Italy |
| Died | Ludovico Alfonso de Los Cameros † | Bishop of Patti, Italy |
| Born | Pedro Magaña, O.S.B. † | Alfaro | Bishop of Solsona, Spain |
| Born | Angel de Maldonado, O. Cist. † | Ocaña, Spain | Bishop of Antequera, Oaxaca, México |
| Died | Piotr Parczewski † | Bishop of Samogizia o Tels (Zmudz), Lithuania |
| Born | Gerolamo Ubertino Provana, C.R. † | Nizza Marittima | Bishop of Alba (Pompea), Italy |
| Born | Giuseppe Roero † | Guarene | Bishop of Alba (Pompea), Italy |
| 24.1 | Ordained Priest | Heinrich Hartard Freiherr von Rollingen † | Priest of Speyer, Germany | Bishop |
| Appointed | Manoel de Souza e Almada † | Prelate of São Sebastião do Rio de Janeiro, Brazil |
| Born | João de Sousa Carvalho † | | Bishop of Miranda, Portugal |
| 47.2 | Succeeded | Ludwik Stempkowski † | Bishop of Foreign Diocese |
| 9 Jan | 57.0 | Died | Ulrich Grappler von Trappenburg † | Auxiliary Bishop of Passau, Germany |
| 11 Jan | 39.0 | Appointed | Dominique de Ligni † | Coadjutor Bishop of Meaux, France | Bishop |
| 13 Jan | 39.1 | Confirmed | Johann Konrad von Roggenbach † | Bishop of Basel, Switzerland |
| 14 Jan | 46.0 | Confirmed | Philipp Valentin Albrecht Reichritter Voit von Rieneck † | Bishop of Bamberg, Germany |
| 19 Jan | 67.2 | Appointed | Juan Alonso de Cuevas y Davaols † | Bishop of Antequera, Oaxaca, México | Archbishop of México, Federal District |
| 22 Jan | | Born | Francisco Ochoa Mendarozqueta y Arzamendi † | Mendarozqueta | Bishop of Palencia, Spain |
| 28 Jan | 48.1 | Appointed | Peter Walenburch † | Auxiliary Bishop of Mainz, Germany | Auxiliary Bishop of Köln {Cologne}, Germany |
| 4 Feb | 77.1 | Died | Francisco Sánchez Villanueva y Vega † | Bishop of Islas Canarias {Canary Islands}, Spain |
| 14 Feb | | Ordained Bishop | Adam Kos † | Bishop of Chelmno (Culma), Poland |
| 18 Feb | | Born | Johann Franz Reichsgraf von Schenk von Stauffenberg † | Lautlingen | Bishop of Konstanz {Constance}, Germany |
| 25 Feb | 58.5 | Appointed | Antonio Paiño Sevilla † | Archbishop of Burgos, Spain | Archbishop of Sevilla {Seville}, Spain |
| 4 Mar | | Born | François de Mailly † | Paris | Cardinal, Archbishop of Reims, France |
| 28 Mar | 67.2 | Died | Marcantonio Bragadin † | Cardinal, Bishop Emeritus of Vicenza, Italy |
| 1 Apr | 72.6 | Appointed | Pedro Urbina Montoya, O.F.M. † | Archbishop of Sevilla {Seville}, Spain |
| 11 Apr | 34.9 | Appointed | Bl. François de Laval de Montmorency † | Vicar Apostolic of New France (Nouvelle-France), Canada | Bishop Emeritus of Québec, Québec, Canada |
| 34.9 | Appointed | Bl. François de Laval de Montmorency † | Titular Bishop of Petra in Palaestina | Bishop Emeritus of Québec, Québec, Canada |
| 13 Apr | | Born | Pedro Lázaro Terrer, O.F.M. † | Saldón, Spain | Bishop of Ugento, Italy |
| 15 Apr | 50.3 | Died | Andrzej Leszczyński † | Archbishop of Gniezno, Poland |
| 16 Apr | 62.0 | Appointed | Martín López de Ontiveros † | Archbishop of Valencia, Spain |
| 28 Apr | 23.0 | Ordained Priest | Ludovico Masdoni † | Priest | Bishop of Modena, Italy |
| 9 May | | Born | Franz Arnold Reichsfreiherr von Wolf-Metternich zur Gracht † | Köln | Bishop of Paderborn, Germany |
| 27 May | 59.6 | Appointed | François de Villemontée † | Bishop of Saint-Malo, France |
| 29 May | 72.8 | Appointed | Pedro de Urbina de Montoya, O.F.M. † | Archbishop of Sevilla {Seville}, Spain |
| 2 Jun | | Born | Pier Marcellino Corradini † | Sezze | Cardinal, Bishop of Frascati, Italy |
| 3 Jun | 53.4 | Confirmed | Jean de Montpezat de Carbon † | Bishop of Saint-Papoul, France | Archbishop of Sens, France |
| 15 Jun | 28.5 | Ordained Priest | Estevão Brioso de Figueiredo † | Priest | Bishop of Funchal, Portugal |
| 19 Jun | | Born | Lamberto Manuel López † | Zaragoza | Bishop of Teruel, Spain |
| 24 Jun | 74.9 | Died | Diego Martínez Zarzosa † | Bishop of Málaga, Spain |
| 24 Jul | | Born | Juan Bravo Otálora de Lagunas † | Los Reyes | Bishop of Arequipa, Peru |
| 29 Jul | 34.5 | Appointed | Pierre Lambert de la Motte, M.E.P. † | Vicar Apostolic of Cochin {Cocincina}, Viêt Nam |
| 34.5 | Appointed | Pierre Lambert de la Motte, M.E.P. † | Titular Bishop of Berytus | Vicar Apostolic of Cochin {Cocincina}, Viêt Nam |
| 31.9 | Appointed | François Pallu, M.E.P. † | Vicar Apostolic of Tonking, Viêt Nam | Vicar Apostolic of Fo-Kien, China |
| 31.9 | Appointed | François Pallu, M.E.P. † | Titular Bishop of Heliopolis in Augustamnica | Vicar Apostolic of Fo-Kien, China |
| 13 Aug | 47.3 | Appointed | Carlo Carafa della Spina, C.R. † | Apostolic Nuncio to Austria | Cardinal, Bishop Emeritus of Aversa, Italy |
| 29 Aug | | Born | Bartolomé Cernuda Rico y Piñeros † | La Montaña | Bishop of Plasencia, Spain |
| 31 Aug | 74.7 | Died | Jacinto Minuarte † | Auxiliary Bishop of Valencia, Spain |
| 8 Sep | 53.7 | Ordained Bishop | Jean de Montpezat de Carbon † | Bishop of Saint-Papoul, France | Archbishop of Sens, France |
| 30 Sep | 43.7 | Confirmed | Jacques Adhémar de Monteil de Grignan † | Coadjutor Bishop of Uzés, France | Bishop |
| 4 Oct | 34.4 | Appointed | Henri Fuchs † | Apostolic Administrator of Lausanne, Switzerland | Apostolic Administrator Emeritus |
| 65.5 | Died | Jost Knab † | Bishop of Lausanne, Switzerland |
| 19 Oct | | Died | Pedro de Barrientos Lomelin † | Bishop of Durango, Durango, México |
| 1 Nov | 172.8 | Canonized | St. Tomás de Villanueva, O.S.A. † | Archbishop of Valencia, Spain |
| 17 Nov | 32.2 | Ordained Bishop | François Pallu, M.E.P. † | Titular Bishop of Heliopolis in Augustamnica | Vicar Apostolic of Fo-Kien, China |
| 20 Nov | | Appointed | Tomás Manso, O.F.M. † | Bishop of León en Nicaragua |
| 8 Dec | 35.6 | Ordained Bishop | Bl. François de Laval de Montmorency † | Titular Bishop of Petra in Palaestina | Bishop Emeritus of Québec, Québec, Canada |
| 12 Dec | | Appointed | Manuel de Sousa e Almada † | Prelate of São Sebastião do Rio de Janeiro, Brazil |
| 15 Dec | 59.1 | Died | Carlo Emanuele Freiherr von Madruzzo † | Bishop of Trento, Italy |
| 28 Dec | | Born | Fernando de Valdivia y Mendoza, O.A.R. † | Campanario, Spain | Bishop of Puerto Rico (Porto Rico) |