| Date | Age | Event | Bishop | Title | Current Title |
| 2 Jul | | Born | Claude-Ignace-Joseph de Simiane de Gordes † | Carpentras | Bishop Emeritus of Saint-Paul-Trois-Châteaux, France |
| 3 Jul | 69.5 | Died | Juan Lozano, O.S.A. † | Bishop of Plasencia, Spain |
| 6 Jul | | Born | Domingo (Damiano) Polou † | Gandía | Archbishop of Reggio Calabria, Italy |
| 7 Jul | | Born | Giovanni Francisco Ingenuo † | Napoli | Titular Bishop of Dibon (Dibona) |
| 9 Jul | 54.5 | Died | Petrus Alberini † | Titular Archbishop of Nicomedia |
| 10 Jul | | Born | Fabrizio Salerno † | Cosenza | Bishop of Molfetta, Italy |
| 17 Jul | 27.5 | Confirmed | Gilles-Jean-François de Beauvau † | Bishop of Nantes, France |
| 58.5 | Appointed | Sebastián Catalán † | Bishop of Ciudad Rodrigo, Spain |
| 62.5 | Confirmed | Louis d’Anglure de Bourlemont † | Bishop of Fréjus, France | Archbishop of Bordeaux, France |
| 35.5 | Confirmed | Pierre de La Broue † | Bishop of Mirepoix, France |
| 57.5 | Confirmed | Antonio Sánchez de Castellar † | Bishop of Orihuela, Spain |
| 69.5 | Appointed | Jan Stefan Wydżga † | Archbishop of Gniezno, Poland |
| 21 Jul | 53.6 | Selected | Victor-Augustin Méliand (Melrand) † | Bishop of Gap, France | Bishop Emeritus of Alet, France |
| 22 Jul | 23.0 | Ordained Priest | Francesco Maria Federico Carafa, C.R. † | Priest of Congregation of Clerics Regular | Bishop of Nola, Italy |
| 23 Jul | 45.6 | Ordained Bishop | François-Ignace de Baglion du Saillant, C.O. † | Bishop of Tréguier, France | Bishop of Poitiers, France |
| 24 Jul | | Born | Carlo Pignatelli † | Aquilan | Titular Archbishop of Traianopolis in Rhodope |
| 26 Jul | | Born | Lucas Sartorius Delmestri von Schönberg † | Cormons | Bishop of Trieste, Italy |
| 29 Jul | | Died | Paolo Suardo, C.O. † | Archbishop of Sorrento, Italy |
| 31 Jul | | Died | Nicolaus Choart de Buzenval † | Bishop of Beauvais, France |
| Aug | 49.6 | Died | Francisco Barreto † | Bishop of Faro {Algarve}, Portugal |
| 43.6 | Died | Niccolò dell’Acciaia † | Bishop of Massa Marittima, Italy |
| 7 Aug | | Born | Benedetto Odescalchi-Erba † | Como | Cardinal, Archbishop Emeritus of Milano {Milan}, Italy |
| 50.6 | Selected | Crisóstomo Royo de Castellvi † | Bishop of Segorbe, Spain |
| 9 Aug | | Died | Lorenzo Gavotti, C.R. † | Bishop Emeritus of Ventimiglia, Italy |
| 14 Aug | 47.9 | Selected | Toussaint de Forbin-Janson † | Cardinal, Bishop of Beauvais, France |
| 24 Aug | 27.6 | Ordained Bishop | Gilles-Jean-François de Beauvau † | Bishop of Nantes, France |
| 65.9 | Died | Jean-François-Paul de Gondi de Retz † | Cardinal, Archbishop Emeritus of Paris, France |
| 25 Aug | | Born | Jean Baptiste Gillis † | Liege | Auxiliary Bishop of Liège, Belgium |
| 26 Aug | 49.9 | Died | Muzio Soriano † | Archbishop of Santa Severina, Italy |
| 28 Aug | 70.9 | Died | Alfonso Michele Litta † | Cardinal, Archbishop of Milano {Milan}, Italy |
| 29 Aug | | Born | Franz Konrad von Stadion und Thannhausen † | Arnstein | Bishop of Bamberg, Germany |
| 4 Sep | 69.7 | Resigned | Mario Alberizzi † | Bishop of Tivoli, Italy | Cardinal, Bishop Emeritus |
| 49.7 | Confirmed | Alonso de Balmaseda, O.S.A. † | Bishop of Zamora, Spain |
| 50.7 | Confirmed | Francisco de Borja † | Bishop of Trujillo, Peru |
| 51.9 | Appointed | Galeazzo Marescotti † | Archbishop (Personal Title) of Tivoli, Italy | Cardinal, Bishop Emeritus |
| 57.1 | Confirmed | Karl Heinrich von Metternich-Winneburg † | Archbishop of Mainz, Germany | Archbishop-Elect |
| 57.1 | Confirmed | Karl Heinrich von Metternich-Winneburg † | Bishop of Worms, Germany | Archbishop-Elect of Mainz, Germany |
| 8 Sep | | Died | Louis de Nogaret de La Valette † | Bishop of Carcassonne, France |
| Ordained Bishop | Nicolás de Ulloa y Hurtado de Mendoza, O.S.A. † | Titular Bishop of Dara | Bishop of Córdoba (Tucumán), Argentina |
| 9 Sep | | Died | Carlo Rossi † | Bishop of Isola, Italy |
| 12 Sep | 56.7 | Died | Giuseppe Petagna † | Bishop of Caiazzo, Italy |
| 14 Sep | 74.7 | Died | Gerolamo Francesco Miroglio † | Bishop of Casale Monferrato, Italy |
| 20 Sep | | Selected | Nicolás de Ulloa y Hurtado de Mendoza, O.S.A. † | Bishop of Córdoba (Tucumán), Argentina |
| 23 Sep | 24.2 | Ordained Priest | Vincenzo Corcione † | Priest | Bishop of Capaccio, Italy |
| 22.9 | Ordained Priest | Giovanni Vincenzo de Filippi, O.S.M. † | Priest of Order of Friar Servants of Mary | Bishop of Caorle, Italy |
| 23.9 | Ordained Priest | Costantino Giordani, O.C.D. † | Priest of Order of Discalced Carmelites | Archbishop of Sassari, Italy |
| 23.0 | Ordained Priest | Vittorio Mazzocca, O.P. † | Priest of Order of Friars Preachers | Bishop of Novigrad (Cittanova), Croatia |
| 25 Sep | 50.7 | Appointed | Giuseppe Acorrà † | Bishop of Ampurias e Civita, Italy | Archbishop of Oristano, Italy |
| 48.0 | Confirmed | Toussaint de Forbin-Janson † | Cardinal, Bishop of Beauvais, France |
| 50.0 | Appointed | Philip Thomas Howard of Norfolk, O.P. † | Cardinal, Cardinal-Priest of Santa Maria sopra Minerva |
| 71.8 | Appointed | Johann Eberhard Nidhard (Neidhardt), S.J. † | Cardinal, Cardinal-Priest of Santa Croce in Gerusalemme |
| 49.1 | Appointed | Jean-Ferdinand Van Beughem † | Bishop of Antwerpen {Antwerp, Anvers}, Belgium |
| 26 Sep | 57.2 | Died | Karl Heinrich von Metternich-Winneburg † | Archbishop-Elect of Mainz, Germany |
| 29 Sep | 42.1 | Selected | Antonio de Vergara, O.P. † | Archbishop of Sassari, Italy | Bishop of Zamora, Spain |
| 31.4 | Ordained Priest | António Vieira Leitão † | Priest | Bishop of Angra, Portugal |
| 30 Sep | | Born | Pedro Copóns Copóns † | Villafranca del Penedés | Archbishop of Tarragona, Spain |
| Oct | | Born | Franciszek Antoni Kobielski † | Poraj | Bishop of Luceoria o Łuck, Ukraine |
| 1 Oct | 62.8 | Ordained Bishop | Louis d’Anglure de Bourlemont † | Bishop of Fréjus, France | Archbishop of Bordeaux, France |
| 2 Oct | | Born | Aloysius Foscari † | Venezia | Patriarch of Venezia {Venice}, Italy |
| 6 Oct | | Born | Gherardo Zandemaria † | Parma | Bishop of Piacenza, Italy |
| 8 Oct | | Born | Francesco Baccari † | Capracotta | Bishop of Telese o Cerreto Sannita, Italy |
| 57.8 | Died | Antonio Baldo † | Bishop of Chioggia, Italy |
| 9 Oct | | Died | Ambrogio Torriano † | Bishop of Como, Italy |
| 21 Oct | 33.9 | Selected | Augustyn Michal Stefan Radziejowski † | Bishop of Warmia (Ermland), Poland | Cardinal, Archbishop of Gniezno, Poland |
| 23 Oct | 52.5 | Died | Francesco Antonio Boscaroli, O.F.M. Conv. † | Bishop of Caorle, Italy |
| 26 Oct | 56.8 | Died | Cristobal de Almeida, O.S.A. † | Auxiliary Bishop of Lisboa {Lisbon}, Portugal |
| 29 Oct | 41.8 | Died | Armand de Monchy d’Hocquincourt † | Bishop of Verdun, France |
| 30 Oct | 54.8 | Died | Camillus Sanseverino, C.R. † | Auxiliary Bishop of Sabina, Italy |
| Nov | | Died | Giovanni Battista Brunengo † | Bishop of Ales e Terralba, Italy |
| 52.1 | Died | Giacomo Bruti † | Bishop of Novigrad (Cittanova), Croatia |
| Born | Giambattista Curli † | Saonen | Bishop Emeritus of Nebbio, France |
| 40.6 | Died | Domenico Gallesi † | Bishop of Ruvo (Ruo)(di Puglia), Italy |
| 64.6 | Died | Ulisse Orsini † | Bishop of Ripatransone, Italy |
| 6 Nov | | Died | Wenzel Wilhelm von Hofkirchen † | Bishop of Seckau, Austria |
| 7 Nov | 45.2 | Selected | Anselm Franz von Ingelheim † | Archbishop of Mainz, Germany |
| 10 Nov | 53.9 | Selected | Franz Emmerich Kaspar von Waldbott von Bassenheim † | Bishop of Worms, Germany | Bishop-Elect |
| 11 Nov | | Born | Giacomo Oddi † | Perugia | Cardinal, Bishop of Viterbo e Tuscania, Italy |
| 12 Nov | | Born | Thomas Philip Wallrad d’Hénin-Létard d’Alsace-Boussut de Chimay † | Brussels | Cardinal, Archbishop of Mechelen, Belgium |
| 13 Nov | 50.9 | Appointed | Severo Tomás y Auter, O.P. † | Bishop of Gerona, Spain | Bishop of Tortosa, Spain |
| 49.9 | Appointed | Ignaas-August van Grobbendonck Schetz † | Bishop of Gent {Ghent, Gand}, Belgium |
| 18 Nov | | Succeeded | James Cusack † | Bishop of Meath, Ireland |
| 76.9 | Died | Patrick Plunkett, O. Cist. † | Bishop of Meath, Ireland |
| 20 Nov | 86.9 | Died | Enrique Peralta y Cárdenas † | Archbishop of Burgos, Spain |
| 22 Nov | 64.5 | Died | Onofrio Manes † | Bishop of Bisignano, Italy |
| 23 Nov | | Died | Pietro Luccari † | Bishop of Stagno (Ston), Croatia |
| 24 Nov | 63.9 | Died | Paul Aussem † | Auxiliary Bishop of Köln {Cologne}, Germany |
| 25 Nov | 45.9 | Appointed | Jacques de Bourges, M.E.P. † | Vicar Apostolic of Western Tonking {Tonkino Occidentale}, Viêt Nam |
| 27 Nov | 40.9 | Appointed | Carlo Berlingeri † | Archbishop of Santa Severina, Italy |
| 45.9 | Appointed | Jacques de Bourges, M.E.P. † | Titular Bishop of Auzia | Vicar Apostolic of Western Tonking {Tonkino Occidentale}, Viêt Nam |
| 38.8 | Appointed | Giuseppe Sallustio Fadulfi † | Bishop of Amelia, Italy | Bishop of Ascoli Piceno, Italy |
| 64.7 | Appointed | Francesco Megale † | Bishop of Isola, Italy |
| 50.9 | Appointed | Gaetano Miraballi (Miroballi), C.R. † | Archbishop of Amalfi, Italy |
| 64.9 | Appointed | Carlo Molza, O.S.B. † | Bishop of Modena, Italy |
| 49.3 | Appointed | Polo Pecci † | Bishop of Massa Marittima, Italy |
| 55.9 | Appointed | Victor Augustinus Ripa † | Bishop of Vercelli, Italy |
| Appointed | José Sanchis i Ferrandis, O. de M. † | Archbishop of Tarragona, Spain |
| Confirmed | Nicolás de Ulloa y Hurtado de Mendoza, O.S.A. † | Bishop of Córdoba (Tucumán), Argentina |
| 74.9 | Appointed | Giacomo Villani † | Bishop of Caiazzo, Italy |
| 29 Nov | 62.9 | Died | Giacomo Fantuzzi (Elefantucci) † | Bishop of Cesena, Italy |
| 30 Nov | 40.9 | Ordained Bishop | Carlo Berlingeri † | Archbishop of Santa Severina, Italy |
| 38.8 | Ordained Bishop | Giuseppe Sallustio Fadulfi † | Bishop of Amelia, Italy | Bishop of Ascoli Piceno, Italy |
| 64.7 | Ordained Bishop | Francesco Megale † | Bishop of Isola, Italy |
| 55.9 | Ordained Bishop | Victor Augustinus Ripa † | Bishop of Vercelli, Italy |
| 74.9 | Ordained Bishop | Giacomo Villani † | Bishop of Caiazzo, Italy |
| Dec | | Born | Francesco Andrea Correa, Sch. P. † | Ulixbonen | Bishop of Ripatransone, Italy |
| 63.9 | Died | Domenico Tafuri, O. Trin. † | Bishop of Satriano e Campagna, Italy |
| 44.2 | Died | Felice Via Cosentino † | Bishop of Ascoli Satriano, Italy |
| 3 Dec | 45.0 | Ordained Priest | José de Barros Alarcão † | Priest | Bishop of São Sebastião do Rio de Janeiro, Brazil |
| 61.9 | Died | Emanuele Torres † | Archbishop of Brindisi, Italy |
| 10 Dec | 82.2 | Died | Francesco Barberini (Sr.) † | Cardinal, Cardinal-Bishop of Ostia (-Velletri) |
| 13 Dec | | Born | Andrés Murillo Velarde † | Granada | Bishop of Pamplona, Spain |
| 16 Dec | | Born | Nicola Terzago † | Roma | Bishop of Narni, Italy |
| 21 Dec | | Died | Francisco de Zárate y Terán † | Bishop of Cuenca, Spain |
| 23 Dec | | Born | Gioacchino Besozzi, O. Cist. † | Milan | Cardinal, Cardinal-Priest of San Pancrazio |
| 29 Dec | 36.5 | Appointed | Johann Ernst von Thun † | Bishop of Seckau, Austria | Archbishop of Salzburg, Austria |