| Date | Age | Event | Bishop | Title | Current Title |
| 1 Jul | 57.6 | Appointed | Guglielmo Pallotta † | Cardinal, Prefect of the Congregation of the Council |
| 3 Jul | 23.1 | Ordained Priest | José da Santíssima Trindade Leite, O.F.M. † | Priest of Order of Friars Minor | Bishop of Mariana, Brazil |
| 5 Jul | 49.1 | Ordained Bishop | Juan Francisco Jiménez del Río † | Bishop of Segovia, Spain | Archbishop of Valencia, Spain |
| 8 Jul | 50.0 | Resigned | Luigi Amici † | Bishop of Fabriano, Italy | Archbishop of Camerino, Italy |
| 10 Jul | | Ordained Bishop | Stephanus Autandil † | Titular Archbishop of Tiflis |
| 13 Jul | | Born | Francesco Saverio Farace † | Roseto | Bishop of Bovino, Italy |
| 14 Jul | 76.9 | Died | Jerónimo de Obregón y Mena † | Bishop of Popayán, Colombia |
| 16 Jul | 25.0 | Ordained Priest | Juan Alejo de Arizmendi de La Torre † | Priest of Puerto Rico (Porto Rico) | Bishop |
| 19 Jul | 57.9 | Died | Alvise Maria Gabrieli † | Bishop of Vicenza, Italy |
| 24 Jul | 24.0 | Ordained Priest | Giuseppe Maria Botticelli, O.F.M. † | Priest of Order of Friars Minor | Bishop of Lacedonia, Italy |
| Born | Juan Nepomuceno Cascallana y Ordóñez † | Sevilla | Bishop of Málaga, Spain |
| 25 Jul | 48.2 | Ordained Bishop | Juan Félix de Villegas † | Bishop of Nicaragua | Archbishop of Guatemala |
| 28 Jul | 63.8 | Died | Franciscus Maria Trombini † | Bishop of Cariati e Cerenzia, Italy |
| 31 Jul | 45.4 | Ordained Bishop | Jean-Baptiste de Chabot † | Bishop of Saint-Claude, France | Bishop Emeritus of Mende, France |
| Born | Michele Manzo † | Napoli | Archbishop of Chieti, Italy |
| 22.3 | Ordained Deacon | Joseph Salecz † | Deacon | Auxiliary Bishop of Zagreb (Agram), Croatia |
| 7 Aug | 58.0 | Died | Luis Antonio Jaime de Borbón y Farnesio † | |
| 8 Aug | 71.9 | Died | Toussaint Duvernin † | Auxiliary Bishop of Strasbourg, France |
| 12 Aug | 41.0 | Appointed | Angelinus (Josephus Jacobus) Gaislmayr, O.C.D. † | Titular Bishop of Anthedon |
| 81.0 | Died | Giovanni Battista Sandi † | Bishop of Belluno, Italy |
| 14 Aug | 28.6 | Ordained Priest | Bartolomeo Pacca † | Priest | Cardinal, Secretary of the Roman Curia - Other |
| 15 Aug | 53.5 | Ordained Bishop | Joseph de Montfalcon du Cénole † | Archbishop of Tarentaise (Moûtiers-en-Tarentaise), France |
| 24 Aug | 56.0 | Ordained Bishop | Esteban Antonio Aguado Rojas † | Bishop of Pamplona, Spain |
| 57.2 | Ordained Bishop | Manuel Felipe Miralles † | Bishop of Cartagena (en España) |
| 42.9 | Ordained Bishop | Pedro Luis Ozta Múzquiz † | Bishop of Calahorra y La Calzada, Spain |
| 28 Aug | 58.8 | Ordained Bishop | Andrés José Barco Espinosa † | Bishop of Salamanca, Spain |
| 30 Aug | 55.4 | Died | Francesco Angelo Jacoboni † | Bishop of Amelia, Italy |
| 3 Sep | | Born | Charles-Auguste-Marie-Joseph Forbin-Janson † | Paris | Bishop of Nancy (-Toul), France |
| 9 Sep | | Born | Nicolò Gatto † | Patti | Bishop of Patti, Italy |
| 10 Sep | | Born | Luigi Pini † | Sebenico | Bishop of Split-Makarska (Spalato-Macarska), Croatia |
| 14 Sep | 24.8 | Ordained Deacon | László Csáky de Keresztszegh † | Deacon | Bishop of Knin, Croatia |
| 23.9 | Ordained Deacon | Karol Perényl † | Deacon | Auxiliary Bishop of Esztergom, Hungary |
| 25.8 | Ordained Deacon | Nikolaus Rauscher † | Deacon | Auxiliary Bishop of Esztergom, Hungary |
| 17 Sep | | Born | Francisco José Vicente Garcia Diego y Moreno, O.F.M. † | Lagos de Moreno, México | Bishop of California (Two Californias, Both Californias), México |
| 29.2 | Ordained Priest | François Antoine Marie Constantin de Méan et de Beaurieux † | Priest of Liège, Belgium | Archbishop of Mechelen, Belgium |
| 18 Sep | 41.8 | Ordained Bishop | Luigi Maria di Gesu Pianazzi, O.C.D. † | Titular Bishop of Usula | Vicar Apostolic of Malabar, India |
| 24 Sep | 24.3 | Ordained Priest | Francesco di Paola Berretta † | Priest | Auxiliary Bishop of Catania, Italy |
| 24.3 | Ordained Priest | John Baptist Mary David, P.S.S. † | Priest of Society of Priests of Saint Sulpice | Bishop Emeritus of Bardstown, Kentucky, USA |
| 23.7 | Ordained Priest | Francesco-Saverio Domeniconi † | Priest | Bishop of Alatri, Italy |
| 24.2 | Ordained Priest | Louis-Charles-Jean-Baptiste Michel † | Priest | Bishop of Fréjus, France |
| 23.2 | Ordained Priest | Jacques Raillon † | Priest | Archbishop of Aix (-Arles-Embrun), France |
| 25 Sep | 37.2 | Appointed | Sebastiano Alcaini, C.R.S. † | Bishop of Belluno, Italy |
| 26 Sep | 42.0 | Appointed | Francesco Maria d’Este † | Bishop of Reggio Emilia, Italy |
| Born | Antonio Di Macco † | Livorno | Archbishop of Acerenza e Matera, Italy |
| Born | James Doyle, O.S.A. † | Fernen | Bishop of Kildare and Leighlin, Ireland |
| 79.7 | Appointed | Thomas del Pozzo † | Titular Bishop of Antipatris |
| 40.8 | Appointed | Carlo Fabi † | Bishop of Amelia, Italy |
| 48.6 | Appointed | Jacobus Francone † | Titular Bishop of Sidon |
| 56.6 | Appointed | Josephus Korytkowski † | Auxiliary Bishop of Gniezno e Poznań, Poland |
| 56.6 | Appointed | Josephus Korytkowski † | Titular Bishop of Martyropolis | Auxiliary Bishop of Gniezno e Poznań, Poland |
| 67.4 | Appointed | Francesco Mercati † | Bishop of Cefalonia e Zante, Greece |
| 31.9 | Appointed | Fridericus Maria Molin † | Titular Bishop of Apollonia | Bishop of Adria, Italy |
| 60.5 | Appointed | Manuel Joaquín Morón † | Bishop of Valladolid, Spain |
| 28.8 | Appointed | Bartolomeo Pacca † | Titular Archbishop of Tamiathis | Cardinal, Secretary of the Roman Curia - Other |
| 54.4 | Appointed | Filippo Trenta † | Bishop of Foligno, Italy |
| 55.6 | Appointed | Benito Uría Valdés, O.S.B. † | Bishop of Ciudad Rodrigo, Spain |
| 47.3 | Appointed | Marco Zaguri † | Bishop of Vicenza, Italy |
| 49.8 | Appointed | Nicola Zoppetti, O.S.A. † | Bishop of Fabriano e Matelica, Italy |
| 27 Sep | 37.3 | Confirmed | Johann Prokop von Schaffgotsch † | Bishop of Ceské Budĕjovice {Budweis}, Czech Republic |
| 29 Sep | 47.9 | Appointed | Iwo Onufry Rogowski † | Auxiliary Bishop of Chelmno (Culma, Kulm), Poland |
| 47.9 | Appointed | Iwo Onufry Rogowski † | Titular Bishop of Camachus | Auxiliary Bishop of Chelmno (Culma, Kulm), Poland |
| 49.8 | Ordained Bishop | Nicola Zoppetti, O.S.A. † | Bishop of Fabriano e Matelica, Italy |
| 2 Oct | 24.9 | Ordained Priest | László Csáky de Keresztszegh † | Priest | Bishop of Knin, Croatia |
| 40.9 | Ordained Bishop | Carlo Fabi † | Bishop of Amelia, Italy |
| 67.4 | Ordained Bishop | Francesco Mercati † | Bishop of Cefalonia e Zante, Greece |
| 23.9 | Ordained Priest | Karol Perényl † | Priest | Auxiliary Bishop of Esztergom, Hungary |
| 25.8 | Ordained Priest | Nikolaus Rauscher † | Priest | Auxiliary Bishop of Esztergom, Hungary |
| 54.4 | Ordained Bishop | Filippo Trenta † | Bishop of Foligno, Italy |
| 5 Oct | | Born | Daniel McDonnell † | London, Great Britain | Vicar Apostolic of Trinidad, Trinidad and Tobago, Antilles |
| 6 Oct | | Born | Paulus Augustus Foscolo † | Venezia | Titular Patriarch of Alexandria {Alessandria} |
| 14 Oct | | Born | Adriano Giampedi † | Roma | Bishop of Alatri, Italy |
| 15 Oct | 72.6 | Died | Antoine-Joseph des Laurents † | Bishop of Saint-Malo, France |
| 18 Oct | 85.2 | Died | Giuseppe Maria Fogliani † | Bishop of Modena, Italy |
| 28 Oct | 38.8 | Ordained Bishop | Maria José a Santo Tomas, O.P. † | Titular Bishop of Pentacomia | Prelate of Mozambico, Mozambique |
| 52.2 | Ordained Bishop | Julius Caesar Zollio † | Titular Archbishop of Athenae |
| 1 Nov | | Born | János Keresztély Scitovszky † | Belá, Hungary | Cardinal, Archbishop of Esztergom, Hungary |
| 2 Nov | | Born | Karl Ambrose Ferdinand von Habsburg † | Milano, Italy | Archbishop of Esztergom, Hungary |
| 6 Nov | 39.9 | Selected | Gabriel Cortois de Pressigny † | Bishop of Saint-Malo, France | Archbishop of Besançon, France |
| 79.8 | Ordained Bishop | Thomas del Pozzo † | Titular Bishop of Antipatris |
| 7 Nov | 21.6 | Professed | Petrus Pustett † | Member of Order of St. Augustine | Bishop of Eichstätt, Germany |
| Born | Emerico Tóth † | Esztergom | Auxiliary Bishop of Esztergom, Hungary |
| 9 Nov | 57.1 | Died | Adelmo Gennaro Pignatelli, O.S.B. † | Archbishop of Capua, Italy |
| 15 Nov | 54.8 | Died | Innocenzo Conti † | Cardinal, Titular Archbishop of Tyrus |
| Born | Stanislaw Dekowski † | Wentfin | Auxiliary Bishop of Chelmno (Culma, Kulm), Poland |
| 20 Nov | 60.7 | Ordained Bishop | Manuel Joaquín Morón † | Bishop of Valladolid, Spain |
| 22 Nov | | Born | Luciano Gasadevall y Durán † | Vic | Bishop of Vic, Spain |
| 51.9 | Appointed | Boetius Egan † | Bishop of Achonry, Ireland | Archbishop of Tuam, Ireland |
| Born | Agustín Cecilio Gómez de Carpena y Bolio † | México | Titular Bishop of Olena |
| Appointed | Philip Phillips † | Archbishop of Tuam, Ireland |
| 28 Nov | | Born | Filippo Saverio Grimaldi † | Treja | Bishop Emeritus of San Severino (Marche), Italy |
| Dec | | Died | José Antonio de Isabela † | Bishop-Elect of Comayagua, Honduras |
| 5 Dec | 63.5 | Ordained Bishop | Felipe José de Tres-Palacios y Verdeja † | Bishop of Puerto Rico (Porto Rico) | Bishop of San Cristobal de la Habana, Cuba |
| 10 Dec | 54.3 | Appointed | Antonio Paramo Somoza † | Bishop of Lugo, Spain | Bishop-Elect |
| 11 Dec | 37.6 | Ordained Bishop | Johann Prokop von Schaffgotsch † | Bishop of Ceské Budĕjovice {Budweis}, Czech Republic |
| 16 Dec | | Born | José Lázaro de la Garza y Ballesteros † | Valle del Pilón | Archbishop of México, Federal District |
| 17 Dec | 24.1 | Ordained Priest | Francesco Saverio Maria Felice Castiglioni † | Priest | Pope (Roma {Rome}, Italy) |
| 22.9 | Ordained Priest | Cherubin Scali, O.F.M. † | Priest | Titular Bishop of Dionysias |
| 24.4 | Ordained Priest | Giuseppe Emilio Sommariva † | Priest | Bishop of Modena (e Nonantola), Italy |
| 19 Dec | 40.0 | Confirmed | Gabriel Cortois de Pressigny † | Bishop of Saint-Malo, France | Archbishop of Besançon, France |
| 60.3 | Appointed | Giovanni Antonio Cossu, O.S.M. † | Bishop of Bosa, Italy |
| 59.4 | Appointed | Pietro Craveri, O.F.M. † | Bishop of Chios (Scio), Greece | Bishop of Galtelli-Nuoro (Galtelly Nori), Italy |
| 51.3 | Confirmed | Charles Alexandre d’Arberg et de Valengin † | Bishop of Ypres (Ieper), Belgium | Bishop Emeritus |
| 52.3 | Appointed | Bartolomé Antonio Fernández Sobrado, O.F.M. Cap. † | Bishop of Ceuta, Spain |
| 60.4 | Appointed | Crescentius Maria Grippi † | Titular Bishop of Amorium |
| 54.7 | Appointed | Domenico de Jorio † | Titular Bishop of Samaria |
| 56.5 | Appointed | José López Gil, O. Carm. † | Bishop of Jaca, Spain |
| 60.0 | Appointed | Jose Martinez Palomino y Lopez de Lorena † | Bishop of Chiapas (Ciudad Real de Chiapas), México | Bishop Emeritus |
| 29.5 | Appointed | François Antoine Marie Constantin de Méan et de Beaurieux † | Auxiliary Bishop of Liège, Belgium | Archbishop of Mechelen, Belgium |
| 29.5 | Appointed | François Antoine Marie Constantin de Méan et de Beaurieux † | Titular Bishop of Hippos | Archbishop of Mechelen, Belgium |
| 64.8 | Appointed | Angel Molinos, O.P. † | Bishop of Zamora, Spain |
| 32.0 | Ordained Priest | Amedeo Bruno di Samone † | Priest | Bishop of Cuneo, Italy |
| 61.0 | Appointed | Carlo Santacolomba † | Titular Bishop of Anemurium | Prelate of Santa Lucia del Mela, Italy |
| 45.9 | Appointed | Antonio Felice Zondadari † | Titular Archbishop of Adana | Cardinal, Archbishop of Siena, Italy |
| 20 Dec | | Born | Domingo Antonio Riaño Martínez † | Bogota | Bishop of Antioquía, Colombia |
| 21 Dec | 22.9 | Ordained Priest | Gaetano Maria de Franci † | Priest | Archbishop of Trani e Nazareth e Bisceglie, Italy |
| 45.9 | Ordained Bishop | Antonio Felice Zondadari † | Titular Archbishop of Adana | Cardinal, Archbishop of Siena, Italy |
| 24 Dec | 60.7 | Selected | Florian Amand Janowski, O.S.B. † | Bishop of Tarnów, Poland |