| Date | Age | Event | Bishop | Title | Current Title |
| 1 Jul | | Ordained Bishop | Ascanio Maffei † | Archbishop of Urbino, Italy |
| 50.5 | Died | João Mendes de Távora † | Bishop of Coimbra, Portugal |
| 50.5 | Ordained Bishop | Alessandro Tassi † | Bishop of Terracina, Priverno e Sezze, Italy |
| 16 Jul | 55.5 | Died | Charles-François Abra de Raconis † | Bishop of Lavaur, France |
| Appointed | Giovanni Battista Capacci † | Bishop of Trivento, Italy |
| 40.5 | Confirmed | Bonaventura Claverio, O.F.M. Conv. † | Bishop of Potenza, Italy |
| Appointed | Flavio Galletti, O.S.B. † | Bishop of Anglona-Tursi, Italy |
| Confirmed | Balthasar Grangier de Liverdis † | Bishop of Tréguier, France |
| 60.5 | Appointed | Fabio Olivadisi † | Bishop of Catanzaro, Italy |
| 61.5 | Appointed | Juan del Pozo Horta, O.P. † | Bishop of Lugo, Spain | Bishop of Segovia, Spain |
| 22 Jul | 40.5 | Ordained Bishop | Bonaventura Claverio, O.F.M. Conv. † | Bishop of Potenza, Italy |
| 69.5 | Ordained Bishop | Wojciech Lipnicki † | Titular Bishop of Laodicea in Phrygia | Auxiliary Bishop of Kraków, Poland |
| Ordained Bishop | Mario Montani † | Bishop of Nocera Umbra, Italy |
| 23 Jul | | Born | Petrus Draghi Bartoli † | | Titular Patriarch of Alexandria {Alessandria} |
| 26 Jul | 59.4 | Died | Octave de Bellegarde † | Archbishop of Sens, France |
| 26.5 | Succeeded | Louis-Henri de Pardaillon de Gondrin † | Archbishop of Sens, France |
| 28 Jul | 42.1 | Selected | Léonor de Goyon de Matignon (I) † | Bishop of Lisieux, France | Bishop Emeritus |
| 29 Jul | | Died | Giovanni Battista Landi † | Bishop of Fossombrone, Italy |
| 61.5 | Died | Sebastien de Rosmadec † | Bishop of Vannes, France |
| 4 Aug | | Born | Giandomenico Paracciani † | | Cardinal, Bishop Emeritus of Senigallia, Italy |
| Born | Giambattista Spínola (Jr.) † | | Cardinal, Cardinal-Priest of San Cesareo in Palatio |
| 5 Aug | | Ordained Bishop | Flavio Galletti, O.S.B. † | Bishop of Anglona-Tursi, Italy |
| 11 Aug | 66.6 | Died | Giovanni Domenico Spinola † | Cardinal, Bishop of Mazara del Vallo, Italy |
| 16 Aug | | Born | Juan Francisco de Padilla y San Martín, O. de M. † | | Bishop of Santa Cruz de la Sierra, Bolivia |
| 21 Aug | 63.6 | Died | François Boyvin de Péricard † | Bishop of Évreux, France |
| 24 Aug | 56.6 | Appointed | Jacques Le Noël du Perron † | Bishop of Évreux, France |
| 24.8 | Ordained Priest | Sigmund Alphons von Thun † | Priest of Brixen {Bressanone}, Italy | Bishop |
| 27 Aug | 36.4 | Selected | Juan Lozano, O.S.A. † | Bishop of Tropea, Italy | Bishop of Plasencia, Spain |
| Sep | 66.6 | Died | Maurice Hurley (O’Hurley) † | Bishop of Emly, Ireland |
| 8 Sep | | Born | Michael Cantelmi, O. Carm. † | | Bishop of Umbriatico (Umbriaticum), Italy |
| 10 Sep | 58.4 | Appointed | Juan de Arguinao y Gutiérrez, O.P. † | Bishop of Santa Cruz de la Sierra, Bolivia | Archbishop of Santafé en Nueva Granada, Colombia |
| 41.6 | Appointed | Giuseppe Maria Bonaldi, O.P. † | Archbishop of Bar (Antivari), Montenegro |
| 28.6 | Appointed | Louis de Fortia-Montréal † | Bishop of Cavaillon, France | Bishop of Carpentras, France |
| Appointed | Gregorius Frasini (Fassino), O.F.M. Obs. † | Bishop of Shkodrë (Scutari), Albania |
| 49.9 | Confirmed | Antonio Marenzi † | Bishop of Trieste, Italy |
| Appointed | Martino Megali † | Bishop of Bova, Italy |
| 11 Sep | 76.8 | Died | Antonio (Marcello) Barberini (Sr.), O.F.M. Cap. † | Cardinal, Major Penitentiary of the Apostolic Penitentiary |
| 12 Sep | 28.6 | Ordained Priest | Réginald Cools, O.P. † | Priest of Order of Friars Preachers | Bishop of Antwerpen {Antwerp, Anvers}, Belgium |
| 14 Sep | 75.7 | Died | Miguel Da Cruz Rangel, O.P. † | Bishop of Cochin, India |
| 16 Sep | 40.7 | Ordained Bishop | Petar Kačić, O.F.M. † | Bishop of Makarska, Croatia |
| 19 Sep | 35.9 | Died | Adrian von Riedmatten (III) † | Bishop of Sion {Sitten}, Switzerland |
| 20 Sep | 53.8 | Died | Angelo Cesi † | Bishop of Rimini, Italy |
| 21 Sep | 49.1 | Ordained Bishop | Girolamo Gradenigo † | Titular Bishop of Madaurus | Patriarch of Aquileia, Italy |
| 22.9 | Ordained Priest | Domenico Lucchetti † | Priest | Bishop of Marsico Nuovo, Italy |
| 22 Sep | 21.1 | Ordained Subdeacon | Augustin Reding, O.S.B. † | Subdeacon of Order of Saint Benedict | Abbot of Maria Einsiedeln, Switzerland |
| 23 Sep | 28.7 | Ordained Bishop | Louis de Fortia-Montréal † | Bishop of Cavaillon, France | Bishop of Carpentras, France |
| Ordained Bishop | Martino Megali † | Bishop of Bova, Italy |
| 25 Sep | 66.5 | Appointed | Orazio Giustiniani, C.O. † | Cardinal, Librarian of the Vatican Library |
| 29 Sep | | Born | Mateo Panduro y Villafaña, O.C.D. † | | Bishop of La Paz, Bolivia |
| 30 Sep | 44.7 | Ordained Bishop | Gabriel Haug † | Titular Bishop of Tripolis in Phoenicia | Auxiliary Bishop of Strasbourg, France |
| Ordained Bishop | Pedro de Ortega y Sotomayor † | Bishop of Trujillo, Peru | Bishop of Cuzco, Peru |
| Oct | 65.7 | Died | Ippolito Andreassi, O.S.B. † | Bishop of Terni, Italy |
| 1 Oct | 33.0 | Selected | Adrian von Riedmatten (IV) † | Bishop of Sion {Sitten}, Switzerland |
| 2 Oct | | Selected | Manuel da Cunha † | Archbishop of Lisboa, Portugal | Bishop of Elvas, Portugal |
| 3 Oct | 55.7 | Died | Alexandre della Stufa (Lotteringhi) † | Bishop Emeritus of Montepulciano, Italy |
| 11 Oct | | Born | Francisco Manuel de Zúñiga Sotomayor y Mendoza, O.S.A. † | | Bishop of Ciudad Rodrigo, Spain |
| 14 Oct | 61.8 | Ordained Bishop | Juan del Pozo Horta, O.P. † | Bishop of Lugo, Spain | Bishop of Segovia, Spain |
| 16 Oct | 69.7 | Died | Giorgio Bianchi † | Bishop of Sapë, Albania |
| 18 Oct | | Appointed | Giacomo Carafa † | Archbishop of Rossano, Italy |
| 38.7 | Appointed | Francesco Angelo Rapaccioli † | Bishop of Terni, Italy | Cardinal, Bishop Emeritus |
| 19 Oct | 17.0 | Professed | Philip Thomas Howard of Norfolk, O.P. † | Member of Order of Friars Preachers | Cardinal, Cardinal-Priest of Santa Maria sopra Minerva |
| 36.9 | Selected | Franz Maximilian Vaccano † | Bishop of Pedena, Austria | Bishop of Trieste, Italy |
| 20 Oct | 61.8 | Resigned | Alfonso Sacrati † | Vicegerent of Roma {Rome}, Italy | Bishop Emeritus of Comacchio, Italy |
| Appointed | Alessandro Vittrici † | Vicegerent of Roma {Rome}, Italy | Bishop Emeritus of Alatri, Italy |
| 21 Oct | | Ordained Bishop | Giacomo Carafa † | Archbishop of Rossano, Italy |
| 28 Oct | 38.8 | Ordained Bishop | Francesco Angelo Rapaccioli † | Bishop of Terni, Italy | Cardinal, Bishop Emeritus |
| 29 Oct | | Born | Johann Anton von Knebel von Katzenellenbogen † | | Bishop of Eichstätt, Germany |
| 31 Oct | 35.8 | Selected | Jacques Montrouge † | Bishop of Saint-Flour, France |
| Nov | | Died | Alessandro Salzilla † | Bishop of Sant’Angelo dei Lombardi e Bisaccia, Italy |
| 1 Nov | 63.8 | Died | Josse Bouckaert † | Bishop of Ypres (Ieper), Belgium |
| 81.8 | Died | Lorenzo Garro † | Bishop of Santiago de Cabo Verde |
| 4 Nov | 23.1 | Ordained Priest | Annibale de Pietropaulo † | Priest | Bishop of Castellammare di Stabia, Italy |
| 5 Nov | 64.8 | Died | Federico Sandri-Trotti † | Bishop of Fossano, Italy |
| 7 Nov | 51.8 | Resigned | Lorenzo Gavotti, C.R. † | Apostolic Nuncio to Switzerland | Bishop Emeritus of Ventimiglia, Italy |
| 61.8 | Appointed | Alfonso Sacrati † | Apostolic Nuncio to Switzerland | Bishop Emeritus of Comacchio, Italy |
| 9 Nov | 38.8 | Appointed | Jacobus de la Torre † | Coadjutor Vicar Apostolic of Batavia (Holland Mission), Netherlands | Vicar Apostolic |
| 38.8 | Appointed | Jacobus de la Torre † | Titular Bishop of Ephesus | Vicar Apostolic of Batavia (Holland Mission), Netherlands |
| 15 Nov | 39.8 | Appointed | Alessandro Crescenzi, C.R.S. † | Apostolic Nuncio to Savoy | Cardinal, Bishop Emeritus of Recanati e Loreto, Italy |
| 17 Nov | 19.7 | Professed | Juan Tomás de Rocaberti, O.P. † | Member of Order of Friars Preachers | Archbishop of Valencia, Spain |
| 18 Nov | | Ordained Bishop | Balthasar Grangier de Liverdis † | Bishop of Tréguier, France |
| 19 Nov | 55.8 | Appointed | Marcantonio Bragadin † | Cardinal-Priest of San Marco | Cardinal, Bishop Emeritus of Vicenza, Italy |
| 51.2 | Confirmed | Anthyme Denis Cohon † | Bishop of Dol, France | Bishop of Nîmes, France |
| 67.0 | Appointed | Federico Baldissera Bartolomeo Cornaro † | Cardinal-Priest of Santa Maria in Trastevere | Cardinal, Cardinal-Bishop of Albano |
| 60.8 | Appointed | Marco Romano (Cristalli), C.R. † | Bishop of Ruvo (Ruo)(di Puglia), Italy |
| Appointed | Angelo Maldachini, O.P. † | Bishop of San Severino (Marche), Italy |
| 56.8 | Appointed | Juan de Orta y Moreno † | Bishop of Orihuela, Spain |
| 43.8 | Appointed | Federico Sforza † | Bishop of Rimini, Italy | Cardinal, Bishop of Tivoli, Italy |
| 58.4 | Appointed | François Villain de Gand † | Bishop of Tournai {Doornik}, Belgium |
| 20 Nov | 65.8 | Resigned | Achille de Harlay de Sancy † | Bishop of Saint-Malo, France | Bishop Emeritus |
| 44.8 | Succeeded | Ferdinand de Neufville de Villeroy † | Bishop of Saint-Malo, France | Bishop of Chartres, France |
| 21 Nov | 42.2 | Selected | Henri de Béthune † | Archbishop of Bordeaux, France |
| 23 Nov | 66.8 | Died | Mauro de Villarroel, O.S.B. † | Bishop of Jaca, Spain |
| 25 Nov | 41.8 | Ordained Bishop | Giuseppe Maria Bonaldi, O.P. † | Archbishop of Bar (Antivari), Montenegro |
| 26 Nov | 65.9 | Died | Achille de Harlay de Sancy † | Bishop Emeritus of Saint-Malo, France |
| 67.9 | Died | Johann Heinrich von Ostein † | Bishop of Basel, Switzerland |
| 29 Nov | | Born | Pierre Joseph Duchesne † | | Coadjutor Vicar Apostolic of Siam, Thailand |
| 52.3 | Selected | Beat Albrecht von Ramstein † | Bishop of Basel, Switzerland |
| 30 Nov | 60.9 | Ordained Bishop | Marco Romano (Cristalli), C.R. † | Bishop of Ruvo (Ruo)(di Puglia), Italy |
| 3 Dec | 40.9 | Appointed | Claude Auvry † | Bishop of Coutances, France | Bishop Emeritus |
| 55.9 | Selected | Diego Chueca † | Bishop of Teruel, Spain |
| 60.9 | Appointed | Francesco Antonio Depace † | Bishop of Aquino, Italy |
| 57.9 | Selected | Miguel Escartín Arbeza, O. Cist. † | Bishop of Barbastro, Spain | Bishop of Tarazona, Spain |
| 35.9 | Appointed | Pier Francesco Filonardi † | Bishop of Anagni, Italy |
| 49.9 | Resigned | Sebastiano Gentili † | Bishop of Anagni, Italy | Bishop Emeritus of Terni, Italy |
| 38.9 | Confirmed | Andrzej Leszczyński † | Bishop of Chelmno (Culma, Kulm), Poland | Archbishop of Gniezno, Poland |
| 60.9 | Appointed | Juan Pérez Delgado † | Bishop of Ciudad Rodrigo, Spain | Archbishop of Burgos, Spain |
| 65.9 | Appointed | Caesar Reghini † | Bishop of Sarsina, Italy |
| 40.9 | Appointed | Vincenzo Saporiti † | Bishop of Nebbio, France |
| 6 Dec | 48.4 | Appointed | Scipione Pannocchieschi d’Elci † | Apostolic Nuncio to Venice, Italy | Cardinal, Archbishop Emeritus of Pisa, Italy |
| 8 Dec | 60.9 | Ordained Bishop | Francesco Antonio Depace † | Bishop of Aquino, Italy |
| 12 Dec | 36.9 | Died | Domenico Carnevale † | Bishop of Isola, Italy |
| 16 Dec | 65.9 | Ordained Bishop | Caesar Reghini † | Bishop of Sarsina, Italy |
| 17 Dec | 43.9 | Appointed | Taddeo Altini, O.S.A. † | Titular Bishop of Porphyreon | Bishop of Civita Castellana e Orte, Italy |
| Appointed | Clemente Del Pezzo, C.R. † | Bishop of L’Aquila, Italy | Bishop of Castellammare di Stabia, Italy |
| Appointed | Michał Erazm Działyński † | Bishop of Kamyanets-Podilskyi (Kamieniec), Ukraine |
| 36.7 | Confirmed | Juan Lozano, O.S.A. † | Bishop of Tropea, Italy | Bishop of Plasencia, Spain |
| 21 Dec | 43.9 | Ordained Bishop | Taddeo Altini, O.S.A. † | Titular Bishop of Porphyreon | Bishop of Civita Castellana e Orte, Italy |
| 35.9 | Ordained Bishop | Pier Francesco Filonardi † | Bishop of Anagni, Italy |
| 40.9 | Ordained Bishop | Vincenzo Saporiti † | Bishop of Nebbio, France |
| 22 Dec | 43.9 | Ordained Priest | Federico Sforza † | Priest | Cardinal, Bishop of Tivoli, Italy |
| 23 Dec | | Born | Nicolaus Righetti † | | Bishop of Martirano (Martoranum), Italy |
| 24 Dec | | Died | Cesare Raccagna † | Bishop of Città di Castello, Italy |
| 30 Dec | | Born | Diego Serafino Posulo (Pozuli), O.P. † | | Bishop of Ampurias e Civita, Italy |
| 43.9 | Ordained Bishop | Federico Sforza † | Bishop of Rimini, Italy | Cardinal, Bishop of Tivoli, Italy |