| Date | Age | Event | Bishop | Title | Current Title |
| 2 Jul | 44.7 | Installed | Ioan (Janos) Bob (Babb) † | Bishop of Făgăraş (Romanian), Romania |
| 59.5 | Appointed | Tadeusz Teodozy Rostocki, O.S.B.M. † | Bishop of Chełm (Ruthenian), Poland | Archbishop of Kyiv-Halyč {Kiev} (Ruthenian), Ukraine |
| 4 Jul | 39.6 | Ordained Bishop | Ferdinando Maria Saluzzo † | Titular Archbishop of Teodosia | Cardinal, Official of the Roman Curia - Other |
| 72.3 | Ordained Bishop | Giorgio Stassi † | Titular Bishop of Lampsacus |
| 11 Jul | 31.6 | Selected | François de Pierre de Bernis † | Coadjutor Archbishop of Albi, France | Archbishop of Rouen, France |
| 13 Jul | 39.6 | Appointed | Ferdinando Maria Saluzzo † | Titular Archbishop of Cartagine | Cardinal, Official of the Roman Curia - Other |
| 18 Jul | 35.6 | Ordained Bishop | Louis-François de Bausset-Roquefort † | Bishop of Alès (Alais), France | Cardinal, Bishop Emeritus |
| 36.4 | Ordained Bishop | Jean-Joseph-Victor de Castellane-Adhémar † | Bishop of Senez, France |
| 42.5 | Ordained Bishop | Philippe-François d’Albignac de Castelnau † | Bishop of Angoulême, France |
| 22.5 | Ordained Priest | Paolo Leardi † | Priest | Apostolic Nuncio to Austria |
| 52.7 | Ordained Bishop | François Mouchet de Villedieu † | Bishop of Digne, France | Bishop Emeritus |
| 19 Jul | | Died | Ádám Patačić † | Archbishop of Kalocsa, Hungary |
| 21 Jul | 59.9 | Selected | César Constantin François de Hoensbroeck † | Bishop of Liège, Belgium |
| 22 Jul | 70.8 | Died | Girolamo Spínola † | Cardinal, Cardinal-Bishop of Palestrina |
| 25 Jul | 50.6 | Ordained Bishop | Henri-François de La Broue de Vareilles † | Bishop of Gap, France | Bishop Emeritus |
| 30 Jul | 39.7 | Appointed | Ferdinando Maria Saluzzo † | Apostolic Nuncio to Poland | Cardinal, Official of the Roman Curia - Other |
| 1 Aug | 35.1 | Ordained Priest | Marco Antonio Moscardini † | Priest | Bishop of Foligno, Italy |
| 2 Aug | 59.6 | Selected | Tadeusz Teodozy Rostocki, O.S.B.M. † | Coadjutor Bishop of Kyiv-Halyč {Kiev} (Ruthenian), Ukraine | Archbishop |
| 7 Aug | 39.6 | Succeeded | Kasper Kazimierz Cieciszowski † | Bishop of Kyiv and Chernihiv (Kijów and Czernihow), Ukraine | Archbishop of Mohilev, Belarus |
| 52.6 | Died | Franciszek Kandyd Ossolinski, O.F.M. Conv. † | Bishop of Kyiv and Chernihiv (Kijów and Czernihow), Ukraine |
| 8 Aug | 35.5 | Ordained Bishop | Franz Xaver von Salm-Reifferscheidt-Krautheim † | Cardinal, Bishop of Gurk, Austria |
| 9 Aug | 71.9 | Died | Manuel Rubín Celis † | Bishop of Cartagena (en España) |
| 13 Aug | 61.0 | Resigned | Rudolf Joseph von Edling † | Archbishop of Gorizia (Görz), Italy | Archbishop Emeritus |
| 14 Aug | | Born | Francesco Capaccini † | Rome, Italy | Cardinal, Priest of the Roman Curia - Other |
| 17 Aug | | Appointed | Stefan Lewiński † | Auxiliary Bishop of Kyiv-Halyč {Kiev} (Ruthenian), Ukraine |
| Appointed | Stefan Lewiński † | Titular Bishop of Tegea | Auxiliary Bishop of Kyiv-Halyč {Kiev} (Ruthenian), Ukraine |
| 21 Aug | | Born | Filippo Arrica † | Ploaghe | Bishop of Alghero, Italy |
| 26 Aug | 71.4 | Died | Antoni Kazimierz Ostrowski † | Archbishop of Gniezno, Poland |
| 31 Aug | 76.3 | Selected | Aldrago Antonio de Piccardi † | Bishop of Senj (-Modruš), Croatia |
| 1 Sep | 43.1 | Selected | José da Costa e Torres † | Bishop of Funchal, Portugal | Archbishop of Braga, Portugal |
| 4 Sep | | Born | Angel Mariano de Morales y Jasso † | Tangancícuaro | Bishop of Antequera, Oaxaca, México |
| 5 Sep | 63.7 | Died | Gaspard Brunet de Tressemanes † | Bishop Emeritus of Glandèves, France |
| 40.8 | Ordained Bishop | Rafael Tomás Menéndez Luarca y Queipo de Llano † | Bishop of Santander, Spain |
| 12 Sep | 27.5 | Ordained Deacon | Godfried Joseph Crüts van Creits † | Deacon of Wiener Neustadt, Austria | Bishop of Sankt Pölten, Austria |
| 18 Sep | 25.2 | Ordained Priest | Girolamo Aprile e Benso † | Priest | Bishop of Piazza Armerina, Italy |
| 27.5 | Ordained Priest | Godfried Joseph Crüts van Creits † | Priest of Wiener Neustadt, Austria | Bishop of Sankt Pölten, Austria |
| 19 Sep | 36.6 | Ordained Priest | João António Binet Pincio † | Priest | Bishop Emeritus of Lamego, Portugal |
| 25.8 | Ordained Priest | Francesco Saverio (François-Xavier) Pereira † | Priest | Bishop of Rieti, Italy |
| 20 Sep | 53.0 | Elevated to Cardinal | Giovanni Andrea Archetti † | Cardinal, Bishop of Ascoli Piceno, Italy |
| 31.8 | Appointed | François de Pierre de Bernis † | Titular Archbishop of Damascus | Archbishop of Rouen, France |
| 31.8 | Confirmed | François de Pierre de Bernis † | Coadjutor Archbishop of Albi, France | Archbishop of Rouen, France |
| 69.4 | Appointed | Giovanni Carlo Boschi † | Cardinal, Cardinal-Priest of San Lorenzo in Lucina |
| 52.9 | Appointed | Carlo Luigi Buronzo del Signore † | Bishop of Acqui, Italy | Archbishop Emeritus of Torino {Turin}, Italy |
| 48.2 | Appointed | Paolo Ciotti † | Bishop of Segni, Italy |
| 60.1 | Appointed | Marcantonio Colonna (Jr.) † | Cardinal, Cardinal-Bishop of Palestrina |
| 67.0 | Appointed | Julián Gascueña Herráiz, O.F.M. † | Bishop of Avila, Spain |
| 66.2 | Appointed | Hyacinthe-Sigismond Gerdil, B. † | Cardinal-Priest of Santa Cecilia | Cardinal, Prefect of the Congregation for Propagation of the Faith |
| 60.1 | Confirmed | César Constantin François de Hoensbroeck † | Bishop of Liège, Belgium |
| 55.3 | Appointed | Antonius Joannes Josephus Lucovich † | Bishop of Novigrad (Cittanova), Croatia |
| 44.9 | Appointed | Philippus Hyacinthus Oliveri de Vernier † | Archbishop of Sassari, Italy |
| 58.3 | Appointed | Venantius Felix Scotti † | Bishop of Šibenik (Knin), Croatia |
| 41.7 | Appointed | Paolo Giuseppe Solaro † | Bishop of Aosta, Italy | Cardinal, Bishop Emeritus |
| 52.5 | Appointed | Giovanni Domenico Straticò, O.P. † | Bishop of Hvar (Lesina), Croatia |
| 21 Sep | 48.2 | Ordained Bishop | Paolo Ciotti † | Bishop of Segni, Italy |
| 26 Sep | 52.9 | Ordained Bishop | Carlo Luigi Buronzo del Signore † | Bishop of Acqui, Italy | Archbishop Emeritus of Torino {Turin}, Italy |
| 21.5 | Ordained Priest | Francesco Maria Gazzoli † | Priest | Bishop of Todi, Italy |
| 46.5 | Ordained Bishop | Francisco Ramón Larumbre † | Bishop of Tudela, Spain |
| 41.7 | Ordained Bishop | Paolo Giuseppe Solaro † | Bishop of Aosta, Italy | Cardinal, Bishop Emeritus |
| 28 Sep | | Appointed | Petrus Magnye † | Titular Bishop of Paneade |
| 2 Oct | 62.7 | Succeeded | Krysztof Hilary Szembek † | Bishop of Płock, Poland |
| 9 Oct | | Born | Mikołaj Górski † | Gródek | Bishop of Kamyanets-Podilskyi (Kamieniec), Ukraine |
| 10 Oct | 36.0 | Ordained Bishop | Karl Friedrich von Wendt † | Titular Bishop of Basilinopolis | Auxiliary Bishop of Hildesheim, Germany |
| 17 Oct | 62.8 | Died | Paolo Orefici † | Bishop of Gubbio, Italy |
| 18 Oct | 77.2 | Died | Rocco Maria Barsanti, C.R.M. † | Bishop of Pesaro, Italy |
| 27 Oct | 67.8 | Died | Felix Josephus Hubertus de Wavrans † | Bishop of Ypres (Ieper), Belgium |
| 29 Oct | 72.8 | Died | Antonio Joaquín Soria † | Bishop of Valladolid, Spain |
| Nov | 68.2 | Died | Domenico Gervasoni † | Archbishop of Lanciano, Italy |
| Born | John Ryan † | Twomileborris | Bishop of Limerick, Ireland |
| 2 Nov | 67.2 | Died | Onofrio de Rossi † | Bishop of Sant’Agata de’ Goti, Italy |
| 8 Nov | 63.9 | Resigned | Luis da Anunciação Azevedo, O.P. † | Bishop of Angola e Congo, Angola | Bishop Emeritus |
| 17 Nov | 54.8 | Appointed | Agostino Gervasio, O.S.A. † | Bishop of Melfi e Rapolla, Italy | Archbishop of Capua, Italy |
| 18 Nov | 65.7 | Died | Zacharias Coccopalmieri † | Bishop of Umbriatico (Umbriaticum), Italy |
| 20 Nov | 67.6 | Died | Francisco (Martinez) Polanco (López de Lorena) † | Bishop of Chiapas (Ciudad Real de Chiapas), México |
| 21 Nov | 39.3 | Ordained Bishop | Josephus Marques da Silva, O.C.D. † | Bishop of Cochin, India |
| 28 Nov | | Born | Fermín Sánchez Artesoro, O.F.M. Cap. † | Alcaraz | Bishop of Cuenca, Spain |
| 29 Nov | 69.8 | Resigned | Jean-Olivier Briand † | Bishop of Québec, Canada | Bishop Emeritus |
| Born | Joseph Andreas Lindauer † | Pilsen | Bishop of Ceské Budĕjovice {Budweis}, Czech Republic |
| 30 Nov | 53.6 | Ordained Priest | Filippo Trenta † | Priest | Bishop of Foligno, Italy |
| 2 Dec | 74.6 | Succeeded | Louis-Philippe-François Mariauchau d’Esglis † | Bishop of Québec, Canada |
| 4 Dec | | Ordained Bishop | Stefan Lewiński † | Titular Bishop of Tegea | Auxiliary Bishop of Kyiv-Halyč {Kiev} (Ruthenian), Ukraine |
| 51.0 | Died | Ildefonso Molina Santaella † | Bishop of Ciudad Rodrigo, Spain |
| 5 Dec | 24.0 | Ordained Priest | Clemens Bąkiewicz † | Priest |
| 10 Dec | 65.6 | Resigned | Miguel de Pamplona González Bassecourt, O.F.M. Cap. † | Bishop of Arequipa, Peru | Bishop Emeritus |
| 12 Dec | | Born | José María Luciano Becerra y Jiménez † | Jalapa | Bishop of Tlaxcala, México |
| 13 Dec | | Born | Michał de Korczyńscki † | Tarnovia | Bishop of Przemyśl, Poland |
| 15 Dec | 68.5 | Died | Pierre-Paul du Quaylar (Caylar) † | Bishop Emeritus of Digne, France |
| 18 Dec | 23.0 | Ordained Priest | Manuel Nicolau de Almeida, O.C.D. † | Priest of Order of Discalced Carmelites | Bishop of Angra, Portugal |
| 26.3 | Ordained Priest | Jean-Baptiste Colonna d’Istria † | Priest | Bishop Emeritus of Nice, France |
| 24.3 | Ordained Priest | Joseph-Michel-Jean-Baptiste-Paul-Augustin Micolon de Guérines † | Priest | Bishop of Nantes, France |
| 25.9 | Ordained Priest | André Molin † | Priest | Bishop of Viviers, France |
| 22.4 | Ordained Deacon | Gregor von Zirkel † | Deacon of Würzburg, Germany | Auxiliary Bishop |
| 19 Dec | 60.3 | Ordained Bishop | César Constantin François de Hoensbroeck † | Bishop of Liège, Belgium |
| 20 Dec | 36.6 | Selected | Johann Prokop von Schaffgotsch † | Bishop of Ceské Budĕjovice {Budweis}, Czech Republic |
| 21 Dec | 28.0 | Ordained Priest | Max Franz (Maximilian Franciscus) von Habsburg-Lothringen (Österreich) † | Priest of Köln {Cologne}, Germany | Archbishop |
| 27 Dec | 24.0 | Ordained Priest | Aleksandar Alagović † | Priest | Bishop of Zagreb (Agram), Croatia |
| 70.3 | Died | Giuseppe Maruca † | Bishop of Vieste, Italy |