| Date | Age | Event | Bishop | Title | Current Title |
|---|
| unknown | 74.2 | Resigned | Jean Antoine Blavier, O.F.M. Conv. † | Auxiliary Bishop of Liège, Belgium | Auxiliary Bishop Emeritus |
| Born | Mateo de Zamora y Penagos, O.F.M. † | Bogotá, Colombia | Bishop of Yucatán (Mérida), Yucatán, México |
| Died | Giuseppe Spinucci † | Bishop of Penne-Atri, Italy |
| Appointed | Pietro de Torres † | Archbishop of Trani, Italy |
| Jan | 53.0 | Ordained Bishop | Johann Peter Burmann † | Titular Bishop of Thermopylae | Auxiliary Bishop of Köln {Cologne}, Germany |
| 4 Jan | | Born | João da Cruz Salgado de Castilho, O.C.D. † | Lisboa, Portugal | Bishop of Miranda, Portugal |
| 20 Jan | 14.2 | Confirmed | Karl Joseph Ignaz Herzog von Lothringen † | Bishop of Olomouc, Czech Republic | Archbishop-Elect of Trier, Germany |
| 27 Jan | | Born | Juan Ladrón de Guevara, O. Carm. † | Pedraza de la Sierra | Bishop of Barbastro, Spain |
| 28 Jan | | Died | Jean de Gaillard † | Bishop of Apt, France |
| 29 Jan | 45.3 | Appointed | Johann Franz Freiherr von Eckher von Kapfing und Liechteneck † | Bishop of Freising, Germany |
| 4 Feb | 43.5 | Appointed | François de Salignac de La Mothe-Fénelon † | Archbishop of Cambrai, France |
| 7 Feb | 61.9 | Resigned | Marcello Durazzo † | Bishop of Spoleto, Italy | Cardinal, Bishop of Faenza, Italy |
| 10 Feb | | Born | Armand-Jules de Rohan-Guémené † | Paris | Archbishop of Reims, France |
| 20 Feb | 65.1 | Died | Juan Cano Sandoval † | Bishop of Yucatán (Mérida), Yucatán, México |
| 27 Feb | 50.2 | Ordained Bishop | Thomas Joseph Nicolson † | Titular Bishop of Peristasis | Vicar Apostolic of Scotland, Great Britain |
| 12 Mar | 69.2 | Died | Christoph de Rojas y Spinola, O.F.M. † | Bishop of Wiener Neustadt, Austria |
| 27 Mar | | Born | Johann Philipp Anton Reichsfreiherr von Franckenstein † | Forchheim | Bishop of Bamberg, Germany |
| 30 Mar | 60.6 | Died | Anselm Franz Reichsfreiherr von Ingelheim † | Archbishop of Mainz, Germany |
| 39.5 | Succeeded | Lothar Franz Reichsgraf von Schönborn † | Archbishop of Mainz, Germany |
| 16 Apr | | Born | Bernardo Rodrigues Nogueira † | Santa Marinha | Bishop of São Paulo, Brazil |
| 18 Apr | | Born | Federico Marcello Lante Montefeltro Della Rovere † | Rome | Cardinal, Titular Archbishop of Petra in Palaestina |
| 2 May | 39.3 | Appointed | Kazimierz Benedykt Lezeński, O. Cist. † | Auxiliary Bishop of Warmia, Poland |
| 3 May | | Born | Biagio Chiarelli † | Napoli | Bishop of Ravello, Italy |
| 12 May | | Born | Krzysztof Michal Dobinski † | Proszowice | Auxiliary Bishop of Gniezno, Poland |
| 15 May | | Born | José Larumbe Mallí † | Lumbier | Bishop of Tui, Spain |
| 19 May | | Born | Juan Manuel Rodríguez Castañón † | Lois | Bishop of Tui, Spain |
| 30 May | 57.4 | Appointed | Felipe Galindo Chávez y Pineda, O.P. † | Bishop of Guadalajara, Jalisco, México |
| 43.8 | Confirmed | François de Salignac de La Mothe-Fénelon † | Archbishop of Cambrai, France |
| 12 Jun | 24.7 | Ordained Priest | Tomás de Almeida † | Priest | Cardinal, Patriarch of Lisboa, Portugal |
| 13 Jun | 40.1 | Appointed | Michelangelo dei Conti † | Titular Archbishop of Tarsus | Pope (Roma {Rome}, Italy) |
| 16 Jun | 40.1 | Ordained Bishop | Michelangelo dei Conti † | Titular Archbishop of Tarsus | Pope (Roma {Rome}, Italy) |
| 1 Jul | 40.1 | Appointed | Michelangelo dei Conti † | Apostolic Nuncio to Switzerland | Pope (Roma {Rome}, Italy) |
| 4 Jul | 54.0 | Confirmed | Johann Joseph Reichsgraf von Breuner † | Archbishop of Praha {Prague}, Czech Republic |
| 10 Jul | 43.9 | Ordained Bishop | François de Salignac de La Mothe-Fénelon † | Archbishop of Cambrai, France |
| 27 Jul | 31.0 | Appointed | Franz Anton Graf von Puchheim † | Bishop of Wiener Neustadt, Austria |
| 29 Jul | 52.1 | Ordained Bishop | Francisco de la Puebla González † | Bishop of Santiago de Chile |
| 6 Aug | 70.0 | Died | François de Harlay de Champvallon † | Archbishop of Paris, France |
| 17 Aug | 22.5 | Ordained Priest | Wenzel Franz Karl Reichsfreiherr Koschinsky von Koschín † | Priest of Olomouc, Czech Republic | Bishop of Hradec Králové, Czech Republic |
| 19 Aug | 44.2 | Appointed | Louis-Antoine de Noailles † | Cardinal, Archbishop of Paris, France |
| 22 Aug | 65.6 | Appointed | Francisco de Lima (Lemos), O. Carm. † | Bishop of Olinda, Brazil |
| 63.8 | Appointed | Leopold Karl Graf von Kollonitsch Lipót † | Cardinal, Archbishop of Esztergom, Hungary |
| 1 Sep | 31.1 | Ordained Priest | Franz Anton Graf von Puchheim † | Priest of Wiener Neustadt, Austria | Bishop |
| 3 Sep | 38.1 | Appointed | Marcello d'Aste † | Secretary of the Congregation of Bishops and Regulars | Cardinal, Apostolic Nuncio to Germany |
| 8 Sep | 21.6 | Professed | Stephan Cloth, O.S.B. † | Member of Order of Saint Benedict | Auxiliary Bishop of Fulda, Germany |
| 19 Sep | 44.3 | Confirmed | Louis-Antoine de Noailles † | Cardinal, Archbishop of Paris, France |
| 31.2 | Confirmed | Franz Anton Graf von Puchheim † | Bishop of Wiener Neustadt, Austria |
| 20 Sep | | Born | Claude de Rouvroy de Saint-Simon † | Paris | Bishop of Metz, France |
| 23 Sep | 72.5 | Died | Karl Graf von Liechtenstein-Kastelkorn † | Bishop of Olomouc, Czech Republic |
| 10 Oct | 51.0 | Appointed | Franz Ferdinand Freiherr von Rummel † | Bishop of Foreign Diocese | Bishop of Wien, Austria |
| 12 Oct | | Born | Francisco Borrull Ramón † | Valencia | Bishop of Tortosa, Spain |
| 15 Oct | | Born | José Moreno Guriel, O.SS.T. † | Talavera de la Reina | Archbishop of Santo Domingo, Dominican Republic |
| Nov | 52.8 | Ordained Bishop | Juan Manuel Mercadillo, O.P. † | Bishop of Córdoba (Tucumán), Argentina |
| 1 Nov | 40.1 | Ordained Priest | Lothar Franz Reichsgraf von Schönborn † | Priest of Bamberg, Germany | Archbishop of Mainz, Germany |
| 6 Nov | 54.3 | Installed | Johann Joseph Reichsgraf von Breuner † | Archbishop of Praha {Prague}, Czech Republic |
| 40.1 | Ordained Bishop | Lothar Franz Reichsgraf von Schönborn † | Archbishop of Mainz, Germany |
| 14 Nov | | Appointed | Edward Comerford † | Archbishop of Cashel, Ireland |
| 50.8 | Appointed | Johann Jakob Senfft † | Auxiliary Bishop of Mainz, Germany |
| 28 Nov | 43.0 | Appointed | Diego Camacho y Ávila † | Archbishop of Manila, Philippines | Bishop of Guadalajara, Jalisco, México |
| 30 Nov | 57.9 | Ordained Bishop | Felipe Galindo Chávez y Pineda, O.P. † | Bishop of Guadalajara, Jalisco, México |
| Dec | 68.2 | Resigned | Galeazzo Marescotti † | Pro-Prefect of the Congregation of the Council | Cardinal, Bishop Emeritus of Tivoli, Italy |
| 2 Dec | | Born | Andrzej Stanisław Załuski † | Czersk | Bishop of Kraków, Poland |
| 3 Dec | | Born | Francisco Javier de Luna Victoria y Castro † | Lima, Peru | Bishop of Trujillo, Peru |
| 12 Dec | 64.3 | Elevated to Cardinal | Enrico Noris, O.S.A. † | Cardinal, Librarian of the Vatican Library |
| 45.7 | Elevated to Cardinal | Sebastiano Antonio Tanara † | Cardinal, Titular Archbishop of Damascus |
| 54.8 | Elevated to Cardinal | Taddeo Luigi dal Verme † | Cardinal, Archbishop of Ferrara, Italy |
| 20 Dec | 68.4 | Installed | Martín de Híjar y Mendoza, O.S.A. † | Bishop of Concepción, Chile |
| 24 Dec | | Born | Andrés Núñez Monteagudo † | Villamalea | Auxiliary Bishop of Toledo, Spain |
| 27 Dec | 50.9 | Ordained Bishop | Johann Jakob Senfft † | Auxiliary Bishop of Mainz, Germany |
| 28 Dec | | Born | Manuel Pérez Minayo † | Urueña | Bishop of Badajoz, Spain |
| 31 Dec | 72.4 | Died | Giuseppe Vittorio Alberti d’Enno † | Bishop of Trento, Italy |
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