| Date | Age | Event | Bishop | Title | Current Title |
| 3 Jul | | Born | Pedro Manuel Ramírez de la Piscina † | Peńacerrado | Bishop of Ciudad Rodrigo, Spain |
| 17 Jul | | Born | Juan Alejo de Arizmendi de La Torre † | San Juan | Bishop of Puerto Rico (Porto Rico) |
| 20 Jul | 64.6 | Died | Ignacio Padilla Estrada (Guardiola), O.S.A. † | Bishop of Yucatán (Mérida), México |
| 23.0 | Ordained Priest | Domingo do Rosario, O.P. † | Priest of Order of Friars Preachers | Bishop of Săo Tomé e Príncipe |
| 21 Jul | 40.4 | Appointed | Giovanni Francesco Albani † | Bishop of Sabina, Italy | Cardinal, Bishop of Ostia (-Velletri), Italy |
| 40.4 | Appointed | Giovanni Francesco Albani † | Cardinal-Bishop of Sabina e Poggio Mirteto | Cardinal, Bishop of Ostia (-Velletri), Italy |
| 47.2 | Appointed | Isidro Carvajal Lancaster † | Bishop of Cuenca, Spain |
| 59.9 | Appointed | Gerolamo Formagliari † | Titular Archbishop of Anazarbus | Bishop Emeritus of Todi, Italy |
| 51.0 | Appointed | Augstín González Pisador † | Bishop of Oviedo, Spain |
| 53.9 | Appointed | Dominik Kiełczewski † | Auxiliary Bishop of Chełm, Poland | Auxiliary Bishop Emeritus |
| 53.9 | Appointed | Dominik Kiełczewski † | Titular Bishop of Hermopolis Maior | Auxiliary Bishop Emeritus of Chełm, Poland |
| 70.6 | Installed | Ludovico Merlini † | Cardinal-Priest of Santa Prisca | Cardinal, Cardinal-Priest of San Marcello |
| 39.9 | Appointed | Francesco Maria Pasini † | Bishop of Todi, Italy |
| 49.4 | Appointed | Giovanni Battista Albrici Pellegrini † | Bishop of Como, Italy |
| 34.2 | Appointed | Giovanni Saverio Pirelli † | Bishop of Sarno, Italy | Bishop of Ariano, Italy |
| 57.2 | Appointed | Juan Portugal de la Puebla † | Titular Archbishop of Perge | Titular Patriarch of Constantinople |
| 59.9 | Appointed | Wacław Hieronim Sierakowski † | Archbishop of Lviv, Ukraine |
| 51.2 | Appointed | Jan Szemiot † | Titular Bishop of Loryma |
| 25 Jul | 34.0 | Ordained Priest | Francesco del Tufo, C.R. † | Priest of Congregation of Clerics Regular | Bishop of Aversa, Italy |
| 39.9 | Ordained Bishop | Francesco Maria Pasini † | Bishop of Todi, Italy |
| 27 Jul | 34.2 | Ordained Bishop | Giovanni Saverio Pirelli † | Bishop of Sarno, Italy | Bishop of Ariano, Italy |
| 30 Jul | | Born | Rafael Andreu Guerrero † | Tarifa, Spain | Auxiliary Bishop of La Plata o Charcas, Bolivia |
| 1 Aug | | Confirmed | Maximos II Hakim † | Patriarch of Antiochia {Antioch} (Melkite Greek), Syria |
| Confirmed | Maximos II Hakim † | Bishop of Damas (Melkite Greek), Syria | Patriarch of Antiochia {Antioch} (Melkite Greek), Syria |
| 2 Aug | 20.1 | Professed | Grzegorz Zachariasiewicz † | Member of Society of Jesus | Auxiliary Bishop of Gniezno, Poland |
| 3 Aug | 57.2 | Ordained Bishop | Juan Portugal de la Puebla † | Titular Archbishop of Perge | Titular Patriarch of Constantinople |
| 9 Aug | | Born | Jean-Charles-Richard Dancel † | Cherbourg | Bishop of Bayeux, France |
| 12 Aug | 79.7 | Died | Camillo Marazzani † | Bishop of Parma, Italy |
| 15 Aug | 19.0 | Professed | Ignacy Jan Zygmunt von Raczyński † | Member of Society of Jesus | Archbishop Emeritus of Gniezno, Poland |
| 18 Aug | | Born | Roque José Carpegna Díaz, O.P. † | Yecla, Spain | Vicar Apostolic of Fo-Kien, China |
| 21 Aug | 35.7 | Selected | Louis-Joseph de Montmorency-Laval † | Bishop of Metz, France | Cardinal, Bishop Emeritus |
| 82.3 | Died | Agapito Mosca † | Cardinal, Cardinal-Deacon of Sant’Agata de’ Goti |
| 22 Aug | | Born | Annibale Francesco Clemente Melchiore Girolamo Nicola della Genga † | Monticelli di Genga | Pope (Roma {Rome}, Italy) |
| 24 Aug | 47.3 | Ordained Bishop | Isidro Carvajal Lancaster † | Bishop of Cuenca, Spain |
| 23.4 | Ordained Priest | József Király † | Priest | Bishop of Pécs, Hungary |
| 28 Aug | 63.7 | Died | Cayetano Marcellano y Agramont † | Archbishop of La Plata o Charcas, Bolivia |
| 29 Aug | 68.7 | Died | Pedro Clemente de Aróstegui (Aristegui) † | Bishop of Osma, Spain |
| 5 Sep | 53.5 | Died | Pierre-Joseph Artaud † | Bishop of Cavaillon, France |
| 6 Sep | 72.2 | Died | Domenico Antonio Brizi † | Bishop of Marsi, Italy |
| 8 Sep | 32.9 | Selected | Etienne-Charles de Loménie de Brienne † | Bishop of Condom, France | Cardinal, Archbishop of Sens, France |
| Born | Joseph-Michel-Jean-Baptiste-Paul-Augustin Micolon de Guérines † | Ambert | Bishop of Nantes, France |
| Born | Antonio Maria Trigona † | Catania | Archbishop Emeritus of Messina, Italy |
| 10 Sep | 60.7 | Appointed | Theophilus McCartan † | Bishop of Down and Connor, Ireland |
| 14 Sep | 49.1 | Ordained Bishop | Heinrich Bibra, O.S.B. † | Bishop of Fulda, Germany |
| 16 Sep | | Died | Bonaventura MacDonnell, O.F.M. † | Bishop of Killala, Ireland |
| 17 Sep | 40.1 | Appointed | Johann Theodor von Franken-Siersdorf † | Vicar Apostolic of Upper and Lower Saxony (Hanover), Germany |
| 40.1 | Appointed | Johann Theodor von Franken-Siersdorf † | Titular Bishop of Samosata | Vicar Apostolic of Upper and Lower Saxony (Hanover), Germany |
| 19 Sep | 38.6 | Died | Johann Hildebrand Roten † | Bishop of Sion {Sitten}, Switzerland |
| 20 Sep | 29.0 | Ordained Priest | Francesco Benincasa, S.J. † | Priest | Bishop of Carpi, Italy |
| 22.9 | Ordained Priest | Vincenzo Lupoli † | Priest | Bishop of Telese o Cerreto Sannita, Italy |
| 24.3 | Ordained Priest | Corneille-François de Nélis † | Priest | Bishop of Antwerpen {Antwerp, Anvers}, Belgium |
| 28.9 | Ordained Priest | Joseph Pierer † | Priest | Auxiliary Bishop of Győr (Raab), Hungary |
| 22.2 | Ordained Deacon | Jozef Ignác de Vilt (Wilt) † | Deacon | Bishop of Győr (Raab), Hungary |
| 21 Sep | 40.6 | Ordained Bishop | Giovanni Francesco Albani † | Bishop of Sabina, Italy | Cardinal, Bishop of Ostia (-Velletri), Italy |
| 22 Sep | 53.8 | Appointed | Albert-Simon d’Aigneville de Millancourt † | Auxiliary Bishop of Cambrai, France |
| 53.8 | Appointed | Albert-Simon d’Aigneville de Millancourt † | Titular Bishop of Amyclae | Auxiliary Bishop of Cambrai, France |
| 45.5 | Appointed | Giovanni Carlo Boschi † | Titular Archbishop of Athenae | Cardinal, Cardinal-Priest of San Lorenzo in Lucina |
| 52.4 | Appointed | Girolamo Colonna di Sciarra † | Cardinal, Cardinal-Deacon of Sant’Agata de’ Goti |
| 57.2 | Selected | Leopold Josef Hannibal Petazzi de Castel Nuovo † | Bishop of Ljubljana, Slovenia |
| 57.1 | Appointed | Hieronim Wieloglowski † | Auxiliary Bishop of Przemyśl, Poland |
| 57.1 | Appointed | Hieronim Wieloglowski † | Titular Bishop of Benda | Auxiliary Bishop of Przemyśl, Poland |
| 73.0 | Appointed | Michael Wodzicki † | Bishop of Przemyśl, Poland |
| 23 Sep | 23.2 | Ordained Priest | Jean Dominique Altei † | Priest | Bishop of Scardona (Skradin), Italy |
| 28 Sep | 22.6 | Ordained Deacon | Stefano Bonsignore † | Deacon | Bishop of Faenza, Italy |
| Oct | | Born | Samuel Vulcan † | Balăsfalva, Romania | Bishop of Oradea Mare {Gran Varadino} (Romanian), Romania |
| 4 Oct | | Born | Alexander (Sandor) Rudnay Divékújfalusi † | Szentkereszt (Povazany), Slovakia | Cardinal, Archbishop of Esztergom, Hungary |
| 5 Oct | 45.5 | Ordained Bishop | Giovanni Carlo Boschi † | Titular Archbishop of Athenae | Cardinal, Cardinal-Priest of San Lorenzo in Lucina |
| 7 Oct | | Born | Dionisio Bardaxí y Azara † | Puyarruego, Spain | Cardinal, Priest of the Roman Curia - Other |
| 8 Oct | | Born | Francesco Ansaldo Teloni † | Treia | Bishop of Macerata-Tolentino, Italy |
| 12 Oct | | Born | Ottavio Zollio † | Monte Gridolfo | Bishop of Rimini, Italy |
| 19 Oct | 22.9 | Ordained Priest | Salvatore Gonnelli † | Priest | Bishop of Venosa, Italy |
| Born | Ignazio Greco † | Catanzaro | Bishop of Oppido Mamertina, Italy |
| 53.1 | Ordained Priest | Francesco Piazza † | Priest | Bishop of Forli, Italy |
| 20 Oct | | Born | Ramón Strauch y Vidal, O.F.M. † | Tarragona | Bishop of Vic, Spain |
| 24 Oct | 69.9 | Died | Domenico Zicari † | Archbishop of Reggio Calabria, Italy |
| 30 Oct | | Born | Jacques-Louis-David de Séguin des Hons † | Castres | Bishop of Troyes, France |
| 31 Oct | | Born | Antonio Domenico Gamberini † | Imola | Cardinal, Bishop Emeritus of Orvieto, Italy |
| 6 Nov | 79.9 | Died | Valério do Sacramento, O.F.M. Cap. † | Bishop Emeritus of Angra, Portugal |
| 12 Nov | | Born | László Csáky de Keresztszegh † | Kluknó, Hungary | Bishop of Knin, Croatia |
| 22 Nov | 32.7 | Professed | Simone de Magistris, C.O. † | Member of Confederation of Oratorians of St. Philip Neri | Titular Bishop of Cyrene |
| 23 Nov | 54.0 | Ordained Bishop | Albert-Simon d’Aigneville de Millancourt † | Titular Bishop of Amyclae | Auxiliary Bishop of Cambrai, France |
| 24 Nov | | Appointed | Philip Phillips † | Bishop of Killala, Ireland | Archbishop of Tuam, Ireland |
| 26 Nov | 82.1 | Died | Jacopo Maria Erizzo, O.P. † | Bishop of Concordia (Sagittaria), Italy |
| 1 Dec | | Born | Clemens Bąkiewicz † | Chmielnik | Priest |
| 4 Dec | 60.1 | Died | Gaspar Molina Rocha, O.S.A. † | Bishop of Almería, Spain |
| 6 Dec | | Born | Zaccaria Boccardo, O.F.M. Cap. † | Sicignano | Bishop of Crotone (Cotrone), Italy |
| 7 Dec | 25.1 | Ordained Priest | Filippo Trigona † | Priest | Bishop of Siracusa, Italy |
| 15 Dec | 58.8 | Appointed | Pedro Albornoz Tapia † | Bishop of Orihuela, Spain |
| 33.9 | Appointed | József Batthyány † | Archbishop of Kalocsa, Hungary | Cardinal, Archbishop of Esztergom, Hungary |
| 45.1 | Appointed | Anselmo (Nicolň) Cattich, O.F.M. † | Bishop of Trebinje e Mrkan, Bosnia and Herzegovina |
| 64.6 | Died | Leopold Friedrich von Egkh und Hungersbach † | Bishop of Olomouc (Olmütz), Czech Republic |
| 48.0 | Appointed | Pierre Chapelle de Jumilhac de Cubjac † | Bishop of Lectoure, France |
| 35.2 | Appointed | Ignaz Koller † | Coadjutor Bishop of Veszprém, Hungary | Bishop |
| 35.2 | Appointed | Ignaz Koller † | Titular Bishop of Targa | Bishop of Veszprém, Hungary |
| 38.1 | Appointed | Giovanni Lercari † | Titular Archbishop of Hadrianopolis in Haemimonto | Archbishop of Genova, Italy |
| 33.2 | Confirmed | Etienne-Charles de Loménie de Brienne † | Bishop of Condom, France | Cardinal, Archbishop of Sens, France |
| 39.9 | Appointed | Benedetto Mattei † | Bishop of Marsi, Italy |
| 57.4 | Confirmed | Leopold Josef Hannibal Petazzi de Castel Nuovo † | Bishop of Ljubljana, Slovenia |
| 48.8 | Appointed | Francesco Pettorelli Lalatta † | Bishop of Parma, Italy |
| 53.3 | Appointed | Francesco Piazza † | Bishop of Forli, Italy |
| 47.2 | Installed | Girolamo Spínola † | Cardinal-Priest of Santa Balbina | Cardinal, Cardinal-Bishop of Palestrina |
| 18 Dec | 56.8 | Selected | Franz Joseph Friedrich Ambuel † | Bishop of Sion {Sitten}, Switzerland |
| 19 Dec | 33.0 | Ordained Priest | Giovanni Damase Salutti, O.S.A. † | Priest of Order of St. Augustine | Bishop of Peking [Beijing], China |
| 20 Dec | 74.6 | Died | José Francisco de San Buenaventura Martínez de Tejada y Díez de Velasco, O.F.M. † | Bishop of Guadalajara, Jalisco, México |
| 23.0 | Ordained Priest | Francesco Vincenti † | Priest | Bishop of Pescia, Italy |
| 21 Dec | 38.2 | Ordained Bishop | Giovanni Lercari † | Titular Archbishop of Hadrianopolis in Haemimonto | Archbishop of Genova, Italy |
| 39.9 | Ordained Bishop | Benedetto Mattei † | Bishop of Marsi, Italy |
| 48.9 | Ordained Bishop | Francesco Pettorelli Lalatta † | Bishop of Parma, Italy |
| 53.3 | Ordained Bishop | Francesco Piazza † | Bishop of Forli, Italy |
| 30 Dec | | Born | Aleksandar Alagović † | Maniga | Bishop of Zagreb (Agram), Croatia |
| 31 Dec | 22.9 | Ordained Priest | Stefano Bonsignore † | Priest | Bishop of Faenza, Italy |
| Born | Maria Nicolaus Silvester Guillon † | Paris, France | Titular Bishop of Marocco o Marruecos, Titular Sees |