| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Born | Alvaro Benavente, O.S.A. † | Salamanca, Spain | Vicar Apostolic of Kiam-Si {Kiangsi}, China |
| Appointed | Henri de Béthune † | Archbishop of Bordeaux, France |
| Born | Johann Brunetti † | Massa di Carrara | Auxiliary Bishop of Wrocław, Poland |
| Died | Gaspar Gajosa † | Bishop of L’Aquila, Italy |
| 57.0 | Appointed | Jacques Raoul de La Guibourgère † | Bishop of Maillezais, France | Bishop of La Rochelle, France |
| Appointed | Ascanio Maffei † | Archbishop of Urbino, Italy |
| Died | Giovanni Mascardi † | Bishop of Nebbio, France |
| Born | Benito Omañana † | Oviedo | Bishop of Jaén, Spain |
| 67.0 | Died | Johann Heinrich von Ostein † | Bishop of Basel, Switzerland |
| Born | Juan Pérez Carpintero, O. Praem. † | Brihuega, Spain | Bishop of Comayagua, Honduras |
| Appointed | François de Péricard † | Bishop of Angoulême, France |
| Born | Giovanni Francesco Maria Poggi † | Florence | Bishop of San Miniato, Italy |
| Died | Brunoro Sciamanna † | Bishop of Caserta, Italy |
| Born | Bernard (Bertrand) de Sénaux † | Toulouse | Bishop of Autun, France |
| 28.3 | Appointed | Hyacinthe Serroni, O.P. † | Bishop of Orange, France | Archbishop of Albi, France |
| Born | Jean-Baptiste de Verthamon † | Paris | Bishop of Pamiers, France |
| 64.0 | Died | Francesco Vitelli † | Archbishop of Urbino, Italy |
| Died | Nicolas de Zaldivar y Zapata, O.S.A. † | Bishop-Elect of Nueva Caceres, Philippines |
| Ordained Bishop | Martín de Zelaya (Celaya) y Oláriz † | Bishop of Santiago de Cuba | Bishop Emeritus of Santiago de Cuba |
| 8 Jan | 64.5 | Resigned | Pier Luigi Carafa (Sr.) † | Bishop of Tricarico, Italy | Cardinal, Bishop Emeritus |
| Appointed | Pomponio Spreti † | Bishop of Cervia, Italy |
| 9 Jan | | Born | Peter Anton Gaus von Homberg † | Rijeka | Bishop of Pedena, Austria |
| 12 Jan | 77.2 | Died | Juan (de la Serna) Sánchez Alonso de Guevara † | Bishop of Lugo, Spain |
| 18 Jan | | Died | Bernard Pinelli † | Archbishop of Avignon, France |
| 5 Feb | | Appointed | Fernando Montero Espinosa † | Archbishop of Manila, Philippines |
| Appointed | Luis Venegas Figueroa † | Bishop of Almería, Spain |
| Appointed | Maffeo Vitale, O.F.M. † | Bishop of Mantova, Italy |
| 19 Feb | 37.1 | Appointed | Domenico Carnevale † | Bishop of Isola, Italy |
| Appointed | Marco Antonio Coccini † | Bishop of Imola, Italy |
| 60.0 | Appointed | Marzio Ginetti † | Cardinal-Priest of S. Pietro in Vincoli | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 51.8 | Appointed | Bernardino Spada † | Bishop of Albano, Italy | Cardinal, Bishop of Palestrina, Italy |
| 45.1 | Resigned | Mario Theodoli † | Bishop of Imola, Italy | Cardinal, Bishop Emeritus |
| Appointed | Francisco Villagutiérrez Chumacero, O.S.A. † | Auxiliary Bishop of Toledo, Spain |
| Appointed | Francisco Villagutiérrez Chumacero, O.S.A. † | Titular Bishop of Troas | Auxiliary Bishop of Toledo, Spain |
| 1 Mar | | Died | Félix Guzmán, O.P. † | Bishop of Orihuela, Spain |
| 2 Mar | | Born | Johann Kasimir Röls † | Schwandorf | Auxiliary Bishop of Augsburg, Germany |
| 25 Mar | | Born | Domenico Diez de Aux † | Aversa | Bishop of Gerace, Italy |
| 31 Mar | 33.2 | Ordained Priest | Johann Bischopinck † | Priest of Osnabrück, Germany | Auxiliary Bishop |
| 8 Apr | 33.3 | Ordained Bishop | Gilbert de Choiseul † | Bishop of (Saint-Bernard de) Comminges, France | Bishop of Tournai {Doornik}, Belgium |
| 9 Apr | 44.3 | Appointed | Gabriel Haug † | Auxiliary Bishop of Strasbourg, France |
| 44.3 | Appointed | Gabriel Haug † | Titular Bishop of Tripolis in Phoenicia | Auxiliary Bishop of Strasbourg, France |
| 16 Apr | | Born | Benito de Sala y de Caramany, O.S.B. † | Gerona | Cardinal, Bishop of Barcelona, Spain |
| 23 Apr | 45.3 | Appointed | Ulrich Grappler von Trappenburg † | Auxiliary Bishop of Passau, Germany |
| 45.3 | Appointed | Ulrich Grappler von Trappenburg † | Titular Bishop of Lampsacus | Auxiliary Bishop of Passau, Germany |
| 24 Apr | | Died | Juan Ortiz de Zárate † | Bishop of Salamanca, Spain |
| 26 Apr | 49.6 | Appointed | Antonio Marenzi † | Bishop of Trieste, Italy |
| 4 May | 38.3 | Appointed | Andrzej Leszczyński † | Bishop of Chelmno (Culma), Poland | Archbishop of Gniezno, Poland |
| 17 May | | Born | Étienne de Champflour † | Clermont d'Auvergne | Bishop of La Rochelle, France |
| 28 May | 57.2 | Appointed | Baltasar Moscoso y Sandoval † | Cardinal, Archbishop of Toledo, Spain |
| 37.0 | Elevated to Cardinal | Jan Kazimierz Wazy, S.J. † | Cardinal, |
| 25 Jun | 37.8 | Appointed | Niccolò Albergati-Ludovisi † | Cardinal-Priest of S. Maria degli Angeli | Cardinal, Archbishop Emeritus of Bologna, Italy |
| 76.4 | Died | Heinrich von Knöringen † | Bishop of Augsburg, Germany |
| 15.6 | Succeeded | Sigmund Franz Erzherzog von Österreich † | Bishop of Augsburg, Germany | Bishop Emeritus |
| 50.5 | Appointed | Juan Ruiz de Colmenero † | Bishop of Guadalajara, Jalisco, México |
| 59.5 | Appointed | Alessandro Tassi † | Bishop of Terracina, Priverno e Sezze, Italy |
| 52.5 | Appointed | Kaspar Zeiler † | Apostolic Administrator of Augsburg, Germany | Auxiliary Bishop |
| 27 Jun | 53.0 | Died | Achille d'Estampes de Valançay † | Cardinal, Cardinal-Deacon of S. Adriano al Foro |
| 1 Jul | | Died | João Mendes de Távora † | Bishop of Coimbra, Portugal |
| 16 Jul | 61.6 | Appointed | Juan del Pozo Horta, O.P. † | Bishop of Lugo, Spain | Bishop of Segovia, Spain |
| 21 Jul | 63.6 | Died | François de Péricard † | Bishop of Evreux, France |
| 26 Jul | 58.6 | Died | Octave de Bellegarde † | Archbishop of Sens, France |
| 26.6 | Succeeded | Louis-Henri de Pardaillon de Gondrin † | Archbishop of Sens, France |
| 28 Jul | 42.2 | Appointed | Léonor I de Goyon de Matignon † | Bishop of Lisieux, France | Bishop Emeritus |
| 4 Aug | | Born | Giambattista Spínola (Jr.) † | Genoa | Cardinal, Cardinal-Priest of S. Cesareo in Palatio |
| 6 Aug | | Born | Giandomenico Paracciani † | Rome | Cardinal, Bishop Emeritus of Senigallia, Italy |
| 11 Aug | 66.6 | Died | Giandomenico Spinola † | Cardinal, Archbishop of Mazara del Vallo, Italy |
| 12 Aug | | Appointed | Roberto Fontana † | Bishop of Modena, Italy |
| 24 Aug | | Appointed | Jacques Le Noël du Perron † | Bishop of Evreux, France |
| 24.8 | Ordained Priest | Sigmund Alphons Reichsgraf von Thun † | Priest of Brixen {Bressanone}, Italy | Bishop |
| 10 Sep | 50.0 | Confirmed | Antonio Marenzi † | Bishop of Trieste, Italy |
| 11 Sep | 77.7 | Died | Antonio (Marcello) Barberini (Sr.), O.F.M. Cap. † | Cardinal, Major Penitentiary of the Apostolic Penitentiary |
| 1 Oct | 33.0 | Appointed | Adrian von Riedmatten (Sr.) † | Bishop of Sion {Sitten}, Switzerland |
| 14 Oct | 61.8 | Ordained Bishop | Juan del Pozo Horta, O.P. † | Bishop of Lugo, Spain | Bishop of Segovia, Spain |
| 18 Oct | 38.8 | Appointed | Francesco Angelo Rapaccioli † | Bishop of Terni, Italy | Cardinal, Bishop Emeritus |
| 37.0 | Appointed | Franz Maximilian Vaccano † | Bishop of Pedena, Austria | Bishop of Trieste, Italy |
| 19 Oct | | Born | Johann Anton Reichsfreiherr von Knebel von Katzenellenbogen † | Mainz | Bishop of Eichstätt, Germany |
| 28 Oct | 38.8 | Ordained Bishop | Francesco Angelo Rapaccioli † | Bishop of Terni, Italy | Cardinal, Bishop Emeritus |
| 1 Nov | | Died | Josse Bouckaert † | Bishop of Ypres (Ieper), Belgium |
| 81.8 | Died | Lorenzo Garro † | Bishop of Santiago de Cabo Verde |
| 5 Nov | | Died | Federico Sandri-Trotti † | Bishop of Fossano, Italy |
| 17 Nov | 19.7 | Professed | Juan Tomás de Rocaberti, O.P. † | Member of Order of Friars Preachers | Archbishop of Valencia, Spain |
| 19 Nov | 55.9 | Appointed | Marcantonio Bragadin † | Cardinal-Priest of S. Marco | Cardinal, Bishop Emeritus of Vicenza, Italy |
| 67.0 | Appointed | Federico Baldissera Bartolomeo Cornaro † | Cardinal-Priest of S. Maria in Trastevere | Cardinal, Cardinal-Bishop of Albano |
| 56.9 | Appointed | Juan Orta Moreno † | Bishop of Orihuela, Spain |
| 20 Nov | 65.9 | Resigned | Achille de Harlay de Sancy † | Bishop of Saint-Malo, France | Bishop Emeritus |
| 38.9 | Succeeded | Ferdinand de Neufville de Villeroy † | Bishop of Saint-Malo, France | Bishop of Chartres, France |
| 23 Nov | 66.9 | Died | Mauro de Villarroel, O.S.B. † | Bishop of Jaca, Spain |
| 26 Nov | 65.9 | Died | Achille de Harlay de Sancy † | Bishop Emeritus of Saint-Malo, France |
| 29 Nov | 52.4 | Appointed | Beat Albrecht von Ramstein † | Bishop of Basel, Switzerland |
| 3 Dec | 38.9 | Confirmed | Andrzej Leszczyński † | Bishop of Chelmno (Culma), Poland | Archbishop of Gniezno, Poland |
| Appointed | Juan Pérez Delgado † | Bishop of Ciudad Rodrigo, Spain | Archbishop of Burgos, Spain |
| 12 Dec | 37.9 | Died | Domenico Carnevale † | Bishop of Isola, Italy |
| 17 Dec | 37.0 | Appointed | Juan Lozano, O.S.A. † | Bishop of Tropea, Italy | Bishop of Plasencia, Spain |
| 24 Dec | | Died | Cesare Raccagna † | Bishop of Città di Castello, Italy |