| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Born | Ludovico Alvares de Figueiredo † | Săo Martinho de Mateus de Vila Real, Portugal | Archbishop of Săo Salvador da Bahia, Brazil |
| Born | Fernando Ignacio Arango Queipo, O.S.A. † | Pravia | Bishop of Tui, Spain |
| Appointed | Alphonse de Berghes † | Archbishop of Mechelen, Belgium |
| Appointed | Bernardo de Izaguirre Reyes † | Bishop of Caracas, Santiago de Venezuela | Archbishop of La Plata o Charcas, Bolivia |
| Born | Louis de La Vergne-Montenard de Tressan † | Tressan | Archbishop of Rouen, France |
| Appointed | Manuel de Noronha † | Bishop of Coimbra, Portugal |
| Died | Manoel de Souza e Almada † | Prelate of Săo Sebastiăo do Rio de Janeiro, Brazil |
| Born | Filippo Carlo Spada † | | Titular Patriarch of Alexandria of Egypt {Alessandria di Egitto} (-Eliopoli di Egitto-Port-Said) |
| Born | Karol Antoni Szembek † | Kraków | Archbishop of Gniezno, Poland |
| 60.0 | Appointed | Peter Walenburch † | Auxiliary Bishop of Köln {Cologne}, Germany |
| 52.0 | Appointed | Krzysztof Jan Zegocki † | Bishop of Chelm, Poland |
| 7 Jan | | Appointed | Jean de Gaillard † | Bishop of Apt, France |
| 9 Jan | 61.0 | Died | Franz Virgil Reichsgraf von Spaur und Valör † | Bishop of Chiemsee, Germany |
| 29 Jan | | Born | Benito Panelles Escardó, O.S.B. † | Villafranca del Penedés | Bishop of Mallorca, Spain |
| 4 Feb | 54.9 | Appointed | Johann Franz Reichsgraf von Preysing-Hohenaschau † | Bishop of Chiemsee, Germany |
| 10 Feb | 49.4 | Ordained Priest | Jean Louis d'Elderen † | Priest of Ličge, Belgium | Bishop |
| 20 Feb | | Appointed | Wenzel Wilhelm Reichsgraf von Hofkirchen † | Bishop of Seckau, Austria |
| 6 Mar | | Born | Giovanni Maria Benzoni † | Venezia | Bishop Emeritus of Chioggia, Italy |
| 3 Apr | 52.3 | Died | Paul Budimir, O.F.M. † | Bishop of Pedena, Austria |
| 5 Apr | | Born | Pantaleon Bruns, O.S.B. † | Borgholz | Auxiliary Bishop of Paderborn, Germany |
| 24.1 | Ordained Priest | Johann Kasimir Röls † | Priest of Augsburg, Germany | Auxiliary Bishop |
| 17 Apr | 43.3 | Appointed | Andreas Daniel Freiherr von Rauchnach † | Bishop of Pedena, Austria |
| 29 Apr | 79.8 | Elected | Emilio Bonaventura Altieri † | Pope (Roma {Rome}, Italy) |
| May | | Ordained Bishop | Juan Asensio † | Bishop of Lugo, Spain | Bishop of Jaén, Spain |
| 11 May | 79.8 | Installed | Emilio Bonaventura Altieri † | Pope (Roma {Rome}, Italy) |
| 14 May | 54.2 | Appointed | Friedrich Landgraf von Hessen-Darmstadt † | Cardinal-Deacon of S. Agata de’ Goti | Cardinal, Bishop of Wrocław, Poland |
| 17 May | | Born | José Taberner (Taverner) Dárdena † | Barcelona | Bishop of Gerona, Spain |
| 19 May | 26.7 | Appointed | Emmanuel-Theódose de la Tour d'Auvergne de Bouillon † | Cardinal-Priest of S. Lorenzo in Panisperna | Cardinal, Bishop of Ostia (-Velletri), Italy |
| 63.6 | Appointed | Jodok Brendt † | Auxiliary Bishop of Passau, Germany | Auxiliary Bishop Emeritus |
| 63.6 | Appointed | Jodok Brendt † | Titular Bishop of Lampsacus | Auxiliary Bishop Emeritus of Passau, Germany |
| 38.6 | Confirmed | Leopold Karl Graf von Kollonitsch Lipót † | Bishop of Wiener Neustadt, Austria | Cardinal, Archbishop of Esztergom, Hungary |
| 46.9 | Appointed | Paluzzo Paluzzi Altieri Degli Albertoni † | Archbishop of Ravenna, Italy | Cardinal, Archbishop Emeritus |
| 2 Jun | 42.7 | Confirmed | Jacques-Bénigne Bossuet † | Bishop of Condom, France | Bishop of Meaux, France |
| 78.1 | Resigned | Francesco Maria Brancaccio † | Bishop of Viterbo e Tuscania, Italy | Cardinal, Bishop of Porto e Santa Rufina, Italy |
| 52.4 | Appointed | Stefano Brancaccio † | Archbishop (Personal Title) of Viterbo e Tuscania, Italy | Cardinal, Bishop |
| 16 Jun | 44.1 | Appointed | Francesco Buonvisi † | Titular Archbishop of Thessalonica | Cardinal, Bishop of Lucca, Italy |
| 45.1 | Appointed | Gasparo Carpegna † | Archbishop of the unknown of Titular See | Cardinal, Prefect of the Roman Curia - Other |
| 22 Jun | 45.1 | Ordained Bishop | Gasparo Carpegna † | Archbishop of the unknown of Titular See | Cardinal, Prefect of the Roman Curia - Other |
| 27 Jun | | Installed | Payo Enríquez de Rivera Manrique, O.S.A. † | Archbishop of México, Federal District | Archbishop Emeritus |
| 6 Jul | 44.1 | Ordained Bishop | Francesco Buonvisi † | Titular Archbishop of Thessalonica | Cardinal, Bishop of Lucca, Italy |
| 7 Jul | 71.7 | Died | François de Villemontée † | Bishop of Saint-Malo, France |
| 8 Jul | | Born | Peter Cornelius Beyweg † | Köln | Auxiliary Bishop of Speyer, Germany |
| 13 Jul | 50.5 | Ordained Priest | Kazimierz Szczuka † | Priest of Przemyśl, Poland | Bishop of Chelmno (Culma), Poland |
| 16 Jul | 44.2 | Appointed | Francesco Buonvisi † | Apostolic Nuncio to Germany | Cardinal, Bishop of Lucca, Italy |
| 28 Jul | | Appointed | Giuseppe Armenj (Armenius; Armenio) † | Bishop of Teramo, Italy |
| 29 Jul | | Born | Santiago Pinaque, O. Carm. † | Zaragoza, Spain | Bishop of Gaeta, Italy |
| 3 Aug | 63.8 | Ordained Bishop | Jodok Brendt † | Titular Bishop of Lampsacus | Auxiliary Bishop Emeritus of Passau, Germany |
| 10 Aug | | Ordained Bishop | Giuseppe Armenj (Armenius; Armenio) † | Bishop of Teramo, Italy |
| 13 Aug | 42.9 | Appointed | Galeazzo Marescotti † | Apostolic Nuncio to Spain | Cardinal, Bishop Emeritus of Tivoli, Italy |
| 17 Aug | | Ordained Bishop | Wenzel Wilhelm Reichsgraf von Hofkirchen † | Bishop of Seckau, Austria |
| 24 Aug | | Born | Bartolomé San Martín Orive † | Jaén | Bishop of Palencia, Spain |
| 25 Aug | 55.5 | Ordained Bishop | Johann Franz Reichsgraf von Preysing-Hohenaschau † | Bishop of Chiemsee, Germany |
| 1 Sep | | Appointed | Cristóbal Bernardo de Quiros † | Bishop of Chiapas (Ciudad Real de Chiapas), Chiapas, México | Bishop of Popayán, Colombia |
| 10 Sep | | Born | Raffaele Cosimo de Girolami † | | Cardinal, Prefect of the Congregation for Indulgences and Relics |
| 12 Sep | 73.7 | Died | Victor Le Bouthilier † | Archbishop of Tours, France |
| 19 Sep | | Born | Christophe-Louis Turpin de Crissé de Sanzay † | | Bishop of Nantes, France |
| 21 Sep | 43.0 | Ordained Bishop | Jacques-Bénigne Bossuet † | Bishop of Condom, France | Bishop of Meaux, France |
| 5 Oct | | Born | Tomás de Almeida † | Lisbon | Cardinal, Patriarch of Lisboa, Portugal |
| 6 Oct | | Appointed | Andrea Tamantini † | Bishop of Cagli, Italy |
| 10 Oct | 32.8 | Ordained Bishop | Louis de La Vergne-Montenard de Tressan † | Bishop of Vabres, France | Bishop of Le Mans, France |
| 24 Oct | | Born | Ladislav Szörényi † | Trenin | Bishop of Sirmio, Croatia |
| 1 Nov | 44.8 | Appointed | Sébastien de Guémadeuc † | Bishop of Lavaur, France | Bishop of Saint-Malo, France |
| 8 Nov | | Born | José a Santa Maria de Jesus Azevedo Leal, O.F.M. † | Evora, Portugal | Bishop of Santiago de Cabo Verde |
| 17 Nov | 40.9 | Appointed | Antonio González de Acuńa, O.P. † | Bishop of Caracas, Santiago de Venezuela |
| 19 Nov | | Appointed | Orazio Fortunato † | Bishop of San Severo, Italy | Bishop of Nardň, Italy |
| 23 Nov | 40.9 | Ordained Bishop | Antonio González de Acuńa, O.P. † | Bishop of Caracas, Santiago de Venezuela |
| 30 Nov | | Born | Edward Dicconson † | Lancashire | Vicar Apostolic of Northern District, England, Great Britain |
| 18.9 | Professed | Philip Michael Ellis, O.S.B. † | Member of Order of Saint Benedict | Bishop of Segni, Italy |
| 23.1 | Ordained Priest | Francisco a Săo Agostinho, T.O.R. † | Priest of Third Order Regular of St. Francis of Penance | Bishop of Santiago de Cabo Verde |
| 7 Dec | | Born | José Manuel de Sarricolea y Olea † | Huánuco, Peru | Bishop of Cuzco, Peru |
| 15 Dec | 29.4 | Appointed | Johann Joseph Reichsgraf von Breuner † | Auxiliary Bishop of Olomouc, Czech Republic | Archbishop of Praha {Prague}, Czech Republic |
| 29.4 | Appointed | Johann Joseph Reichsgraf von Breuner † | Titular Bishop of Nicopolis ad Iaterum | Archbishop of Praha {Prague}, Czech Republic |
| Appointed | Antonio Manrique de Guzmán † | Titular Archbishop of Tyrus | Patriarch of West Indies, Spain |
| 53.2 | Appointed | Lothar Friedrich Reichsfreiherr von Metternich-Burscheid † | Coadjutor Archbishop of Mainz, Germany | Archbishop |
| 44.0 | Confirmed | Andreas Daniel Freiherr von Rauchnach † | Bishop of Pedena, Austria |
| 17 Dec | | Born | Giuseppe Maria Perrimezzi, O.M. † | Paola | Bishop Emeritus of Oppido Mamertina, Italy |
| 22 Dec | 45.6 | Elevated to Cardinal | Gasparo Carpegna † | Cardinal, Prefect of the Roman Curia - Other |
| 55.1 | Appointed | Verissimo de Lencastre † | Archbishop of Braga, Portugal | Cardinal, Archbishop Emeritus |
| Appointed | Antonio Manrique de Guzmán † | Titular Patriarch of West Indies, Spain | Patriarch |
| 51.0 | Elevated to Cardinal | Camillo Massimo † | Cardinal, Titular Patriarch of Gerusalemme {Jerusalem}, Palestine |
| 77.0 | Retired | Alfonso Pérez de Guzmán † | Patriarch of Southern Japan | Patriarch Emeritus of West Indies, Spain |