| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Died | Martim Afonso de Melo † | Bishop of Guarda, Portugal |
| Resigned | Léon Bacoué † | Bishop of Glandèves, France | Bishop Emeritus |
| Born | Jean-Louis Berton des Balbes de Crillon † | | Archbishop of Narbonne, France |
| Appointed | Armand-Louis Bonnin de Chalucet † | Bishop of Toulon, France |
| Born | Claude Bouhier † | Dijon | Bishop of Dijon, France |
| Born | Henri-Ignace de Brancas † | Pernes | Bishop of Lisieux, France |
| Died | Giambattista Candiotti † | Archbishop of Urbino, Italy |
| Born | Louis-Jacques Chapt de Rastignac † | Corgnac | Archbishop of Tours, France |
| Resigned | Paul-Philippe de Chaumont † | Bishop of Acqs (Dax), France | Bishop Emeritus |
| Born | Paolo Collia, O.M. † | Zaccanopoli | Bishop of Nicotera, Italy |
| Appointed | Domenico Cugia † | Bishop of Ales e Terralba, Italy |
| Died | Giuseppe di Giacomo † | Bishop of Bovino, Italy |
| Died | Serafino Eschirro † | Bishop of Ales e Terralba, Italy |
| Appointed | Antonio Fonseca † | Bishop of Tivoli, Italy |
| Appointed | Jacques-Joseph de Gourgues † | Bishop of Bazas, France |
| Born | François-Honoré-Lancelot de Maniban de Casaubon † | Toulouse | Bishop of Bordeaux, France |
| Died | Jaume Mas † | Bishop of Vic, Spain |
| 60.0 | Appointed | João de Melo † | Bishop of Coimbra, Portugal |
| Born | Pedro Morcillo Rubio de Suñón † | Villarrobledo, Spain | Bishop of Cuzco, Peru |
| Appointed | Antoni Pascual † | Bishop of Vic, Spain |
| 41.1 | Appointed | Jaime de Palafox y Cardona † | Archbishop of Sevilla {Seville}, Spain |
| Appointed | Annibale de Petropaolo † | Bishop of Castellammare di Stabia, Italy |
| 42.0 | Appointed | Giovanni Battista Sanudo † | Bishop of Treviso, Italy |
| Died | Francisco de Seijas Losada † | Archbishop of Santiago de Compostela, Spain |
| 37.0 | Appointed | João de Sousa † | Bishop of Porto, Portugal | Archbishop of Lisboa, Portugal |
| 54.0 | Appointed | Claude de Saint-Georges † | Bishop of Clermont, France | Archbishop of Lyon, France |
| 30.1 | Ordained Priest | Giovanni Battista Tolomei, S.J. † | Priest of Society of Jesus | Cardinal, Cardinal-Priest of S. Stefano al Monte Celio |
| Appointed | Antonio Tortorelli † | Bishop of Trivento, Italy |
| Appointed | Marcantonio Zollio † | Bishop of Crema, Italy |
| Jan | | Installed | Juan de Rojas y Asúa, O. de M. † | Bishop of León en Nicaragua |
| 5 Jan | | Born | Giulio Sabbatini, Sch. P. † | Fanano | Bishop of Modena, Italy |
| 6 Jan | 55.0 | Died | Jean-Baptiste d'Estampes † | Bishop of Marseille, France |
| 10 Jan | 44.4 | Appointed | Sperello Sperelli † | Bishop of Terni, Italy | Cardinal, Bishop Emeritus |
| 18 Jan | | Installed | Francisco Núñez de la Vega, O.P. † | Bishop of Chiapas (Ciudad Real de Chiapas), Chiapas, México |
| 24 Jan | 61.8 | Died | Girolamo Boncompagni † | Cardinal, Archbishop of Bologna, Italy |
| 2 Feb | 56.1 | Died | Giacomo Rospigliosi † | Cardinal, Cardinal-Priest of Ss. Giovanni e Paolo |
| 23 Feb | | Born | Gregorio Galindo † | Josa | Bishop of Lérida, Spain |
| 24 Feb | 82.1 | Died | Henri de La Mothe-Houdancourt † | Archbishop of Auch, France |
| Mar | 59.2 | Died | Johannes Brassert † | Auxiliary Bishop of Speyer, Germany |
| 4 Mar | | Born | Sante Veronese † | Venice | Cardinal, Bishop of Padova {Padua}, Italy |
| 8 Mar | 24.5 | Ordained Priest | Anton Ignaz Müntzer † | Priest of Wrocław, Poland | Auxiliary Bishop |
| 17 Mar | | Born | Johann Joseph Anton Blatter † | Visp | Bishop of Sion {Sitten}, Switzerland |
| 20 Mar | 69.2 | Died | Gaetano Garimberti, C.R. † | Bishop of Borgo San Donnino, Italy |
| 8 Apr | | Died | Payo Enríquez de Rivera Manrique, O.S.A. † | Archbishop Emeritus of México, Federal District |
| 10 Apr | | Appointed | Tommaso Ruffo † | Archbishop of Bari (-Canosa), Italy |
| 16 Apr | 37.3 | Ordained Bishop | João de Sousa † | Bishop of Porto, Portugal | Archbishop of Lisboa, Portugal |
| 24 Apr | | Appointed | Giovanni Battista Pallotta † | Bishop of Foligno, Italy |
| Appointed | Antonio Polcenigo † | Bishop of Feltre, Italy |
| 57.3 | Appointed | Juan de Porra y Atienza † | Bishop of Coria, Spain |
| 58.7 | Confirmed | Hermann Werner Reichsfreiherr von Wolf-Metternich zu Gracht † | Bishop of Paderborn, Germany |
| May | | Died | Antonio Graziani † | Bishop of Boiano, Italy |
| 44.3 | Appointed | Armand-Anne-Tristan de La Baume de Suze † | Archbishop of Auch, France |
| 1 May | 40.2 | Ordained Bishop | Sigmund Christoph Reichsgraf von Herberstein † | Bishop of Ljubljana, Slovenia | Bishop Emeritus |
| 8 May | | Died | Mikołaj Stefan Pac † | Bishop of Vilnius, Lithuania |
| 15 May | 42.4 | Appointed | Giambattista Rubini † | Bishop of Vicenza, Italy | Cardinal, Bishop Emeritus |
| 43.3 | Appointed | Franz Christoph Rinck von Balderstein † | Auxiliary Bishop of Eichstätt, Germany |
| 43.3 | Appointed | Franz Christoph Rinck von Balderstein † | Titular Bishop of Amyclae | Auxiliary Bishop of Eichstätt, Germany |
| 21 May | | Born | Juan Francisco Navarro Salvador y Gilabert † | Calatayud | Bishop of Albarracin, Spain |
| 42.4 | Ordained Bishop | Giambattista Rubini † | Bishop of Vicenza, Italy | Cardinal, Bishop Emeritus |
| 22 May | | Born | José Esteban Noriega, O. Praem. † | Salamanca | Bishop of Solsona, Spain |
| 24 May | 52.4 | Died | Ambrosio Ignacio Spínola y Guzmán † | Archbishop of Sevilla {Seville}, Spain |
| 31 May | | Appointed | François Verjus † | Bishop of Grasse, France |
| 28.5 | Appointed | Charles-Gaspard-Guillaume de Vintimille du Luc † | Bishop of Marseille, France | Archbishop of Paris, France |
| Jun | | Appointed | Victor-Augustin Méliand (Melrand) † | Bishop of Alet, France | Bishop Emeritus |
| Appointed | Louis-Alphonse de Valbelle † | Bishop of Saint-Omer, France |
| 4 Jun | 54.4 | Died | Guillaume Mahot, M.E.P. † | Vicar Apostolic of Cochin {Cocincina}, Viêt Nam |
| 5 Jun | 60.7 | Appointed | Luis de Ayllon † | Bishop of Ceuta, Spain |
| 57.5 | Appointed | Gianfrancesco Ginetti † | Cardinal, Archbishop of Fermo, Italy |
| 11 Jun | 57.5 | Ordained Bishop | Gianfrancesco Ginetti † | Cardinal, Archbishop of Fermo, Italy |
| 14 Jun | | Born | Kasimir Anton Reichsfreiherr von Sickingen † | Ebnet | Bishop of Konstanz {Constance}, Germany |
| 23 Jun | | Installed | Juan Francisco de Padilla y San Martín, O. de M. † | Bishop of Puerto Rico (Porto Rico) | Bishop of Santa Cruz de la Sierra, Bolivia |
| 24 Jun | | Born | Antonio Giuseppe Carcassona † | Cagliari | Bishop of Ales e Terralba, Italy |
| 29 Jun | 62.6 | Died | Jean-Baptiste de Strambino, O.F.M. † | Bishop of Lausanne, Switzerland |
| 1 Jul | | Born | Pedro de la Cuadra Achica † | Musques | Archbishop of Burgos, Spain |
| 3 Jul | | Born | Ramón Francisco Agustín Eura, O.S.A. † | Barcelona | Bishop of Orense, Spain |
| 15 Jul | | Born | Felipe Aguado Requejo † | San Martín de Rubiales | Bishop of Barcelona, Spain |
| 21 Jul | 57.6 | Installed | Juan de Ortega Cano Montañez y Patiño † | Bishop of Michoacán, Michoacán, México | Archbishop of México, Federal District |
| 13 Aug | | Died | Lourenço de Castro, O.P. † | Bishop of Miranda, Portugal |
| 15 Aug | | Born | Johann Hugo von Gärtz † | Koblenz | Auxiliary Bishop of Osnabrück, Germany |
| 16 Aug | | Born | Juan Eulate Santacruz † | Salvatierra | Bishop of Málaga, Spain |
| 24 Aug | 53.3 | Ordained Bishop | Isidoro Sariñana y Medina Cuenca † | Bishop of Antequera, Oaxaca, México |
| 5 Sep | 46.1 | Died | Konrad Wilhelm Reichsfreiherr von Werdenau † | Bishop-Elect of Würzburg, Germany |
| 8 Sep | 49.7 | Died | Baltasar de Figueroa, O. Cist. † | Bishop of Santiago de Cuba |
| 10 Sep | | Born | Francisco Javier Sánchez Cabezón † | Tregajantes | Bishop of Astorga, Spain |
| 59.1 | Ordained Bishop | Hermann Werner Reichsfreiherr von Wolf-Metternich zu Gracht † | Bishop of Paderborn, Germany |
| 13 Sep | 68.7 | Died | Antonio de São Dionysio, O.F.M. † | Bishop of Santiago de Cabo Verde |
| 17 Sep | 75.7 | Died | Gabriel de la Calle y Heredia † | Bishop Emeritus of Valladolid, Spain |
| 19 Sep | 57.7 | Died | Giuseppe M. Maraviglia, C.R. † | Bishop of Novara, Italy |
| 23 Sep | 24.2 | Ordained Priest | Ignaz von Lovina † | Priest of Lausanne, Switzerland | Bishop of Wiener Neustadt, Austria |
| 27 Sep | 32.6 | Appointed | Francesco Pignatelli (Sr.), C.R. † | Archbishop of Taranto, Italy | Cardinal, Archbishop of Napoli {Naples}, Italy |
| 2 Oct | 35.5 | Appointed | Diego Ibáñez de la Madrid y Bustamente † | Bishop of Pozzuoli, Italy | Bishop of Ceuta, Spain |
| 3 Oct | 32.7 | Ordained Bishop | Francesco Pignatelli (Sr.), C.R. † | Archbishop of Taranto, Italy | Cardinal, Archbishop of Napoli {Naples}, Italy |
| 5 Oct | 90.9 | Died | Francesco Albizzi † | Cardinal, Cardinal-Priest of S. Prassede |
| 6 Oct | 67.8 | Died | Pietro Bassdonna † | Cardinal, Cardinal-Deacon of S. Maria in Domnica |
| 16 Oct | 38.9 | Appointed | Johann Gottfried Reichsritter von Guttenberg † | Bishop of Würzburg, Germany |
| 23 Oct | 68.8 | Died | Hyacinthe Libelli, O.P. † | Archbishop of Avignon, France |
| 27 Oct | | Born | Severino Antonio Missini † | Orvieto | Bishop of Borgo San Donnino, Italy |
| 29 Oct | 40.5 | Appointed | Bernardino della Chiesa, O.F.M. † | Vicar Apostolic of Fo-Kien, China | Bishop of Peking [Beijing], China |
| 58.2 | Died | François Pallu, M.E.P. † | Vicar Apostolic of Fo-Kien, China |
| 12 Nov | 43.8 | Ordained Bishop | Franz Christoph Rinck von Balderstein † | Titular Bishop of Amyclae | Auxiliary Bishop of Eichstätt, Germany |
| 13 Nov | 61.6 | Appointed | Decio Azzolini (Jr.) † | Cardinal-Priest of S. Prassede | Cardinal, Secretary Emeritus of the Secretariat of State |
| 61.4 | Appointed | Paluzzo Paluzzi Altieri Degli Albertoni † | Cardinal-Priest of S. Maria in Trastevere | Cardinal, Archbishop Emeritus of Ravenna, Italy |
| 72.5 | Appointed | Giulio Spinola † | Cardinal-Priest of S. Crisogono | Cardinal, Bishop Emeritus of Lucca, Italy |
| 14 Nov | | Born | Domingo Antonio de Zatarain † | Tolosa, Spain | Bishop of León en Nicaragua |
| 20 Nov | | Died | Bartolomé Garcia de Escañuela, O.F.M. † | Bishop of Durango, México | Bishop of Puerto Rico (Porto Rico) |
| 21 Nov | 57.1 | Resigned | Galeazzo Marescotti † | Bishop of Tivoli, Italy | Cardinal, Bishop Emeritus |
| 27 Nov | 13.0 | Appointed | Joseph Clemens von Bayern von Wittelsbach † | Coadjutor Bishop of Freising, Germany | Archbishop of Köln {Cologne}, Germany |
| 28 Nov | | Born | Giovanni Battista Rotario da Pralormo (Rovero) † | Pralormo | Cardinal, Archbishop of Torino {Turin}, Italy |
| Dec | 52.1 | Died | Jean-Louis de Fromentières † | Bishop of Aire, France |
| 6 Dec | | Died | Gaspard de Lascaris † | Bishop of Carpentras, France |
| 23 Dec | 31.7 | Ordained Deacon | Benedetto Pamphilj † | Deacon | Cardinal, Librarian of the Vatican Library |
| 24 Dec | 31.7 | Ordained Priest | Benedetto Pamphilj † | Priest | Cardinal, Librarian of the Vatican Library |