| Date | Age | Event | Bishop | Title | Current Title |
| 1 Jul | 67.5 | Ordained Bishop | José Manuel da Cámara d'Atalaia † | Cardinal, Patriarch of Lisboa, Portugal |
| 2 Jul | | Died | Francesco Carafa † | Bishop of Nardò, Italy |
| Died | Giuseppe dei Conti di Marsciano † | Bishop of Orvieto, Italy |
| 4 Jul | 51.5 | Appointed | Charles-Marie de Quélen † | Bishop of Bethléem, France |
| Born | Giulio Rossi † | Pistoia | Bishop of Pescia, Italy |
| 9 Jul | 77.0 | Died | Felice Leone, O.S.A. † | Bishop of Avellino-Frigento, Italy |
| 11 Jul | 53.1 | Appointed | Johann Philipp Reichsgraf von Walderdorff † | Coadjutor Archbishop of Trier, Germany | Archbishop |
| 15 Jul | | Born | Giacomo Ranghiasci † | Gubbio | Bishop of San Severino, Italy |
| 21 Jul | 62.3 | Ordained Bishop | Francisco Xavier Aranha † | Titular Bishop of Thermopylae | Bishop of Olinda, Brazil |
| 22 Jul | 52.8 | Installed | Enrique Enríquez † | Cardinal-Priest of S. Eusebio | Cardinal, Official of the Secretariat of State |
| 58.7 | Installed | Fabrizio Serbelloni † | Cardinal-Priest of S. Stefano al Monte Celio | Cardinal, Cardinal-Bishop of Ostia (-Velletri) |
| Appointed | Giacinto Silvestri † | Bishop of Orvieto, Italy |
| 24 Jul | | Born | Józef Arnulf Giedroyc † | Kossakowszczyzna-Giedrojcie | Bishop of Samogizia o Tels (Zmudz), Lithuania |
| 25 Jul | 57.9 | Died | Ippolito Graziadei † | Bishop of Città della Pieve, Italy |
| 3 Aug | 86.6 | Died | Jean-Baptiste Surian † | Bishop of Vence, France |
| 8 Aug | | Born | Francesco Maria de Luca † | Ponticelli | Archbishop of Lanciano (e Ortona), Italy |
| 16 Aug | 33.1 | Ordained Bishop | Aymard-Chrétien-François-Michel de Nicolay † | Bishop of Verdun, France |
| 21 Aug | | Born | Rafael de La Vara † | Comillas, Spain | Archbishop of Guatemala |
| 26 Aug | | Born | Jean-Baptiste Dubois † | Argentolles | Bishop of Dijon, France |
| 28 Aug | | Born | Sigmund Christoph Graf von Waldburg-Zeil-Trauchburg † | München | Bishop Emeritus of Chiemsee, Germany |
| Sep | | Appointed | Francesco Agostino della Chiesa † | Bishop of Vigevano, Italy |
| 2 Sep | | Died | Eustachio Palma † | Bishop of Fossombrone, Italy |
| 12 Sep | | Died | Fabrizio Borgia † | Bishop of Ferentino, Italy |
| 16 Sep | 53.7 | Appointed | Ubaldo Baldassini, B. † | Bishop of Bagnoregio (Bagnorea), Italy | Bishop of Jesi, Italy |
| 54.3 | Appointed | Isidoro Cossío Bustamente † | Bishop of Valladolid, Spain | Bishop Emeritus |
| 61.2 | Appointed | Luigi d'Alessandro † | Archbishop of Bari (-Canosa), Italy |
| 64.9 | Appointed | Muzio Gaeta (Jr.) † | Archbishop of Capua, Italy |
| 49.9 | Appointed | Celestino Orlandi, O.S.B. † | Bishop of Molfetta, Italy |
| 40.2 | Appointed | Pietro Paolo Tosi † | Bishop of Ferentino, Italy |
| 53.3 | Appointed | Johann Philipp Reichsgraf von Walderdorff † | Titular Archbishop of Patrae (Veters) | Archbishop of Trier, Germany |
| 53.3 | Confirmed | Johann Philipp Reichsgraf von Walderdorff † | Coadjutor Archbishop of Trier, Germany | Archbishop |
| 24 Sep | | Born | Luis La Encina Díaz y Pereiro † | Las Palmas, Spain | Bishop of Arequipa, Peru |
| 29 Sep | 53.8 | Ordained Bishop | Ubaldo Baldassini, B. † | Bishop of Bagnoregio (Bagnorea), Italy | Bishop of Jesi, Italy |
| 24.0 | Ordained Priest | Vicente do Espirito Santo, O.A.D. † | Priest of Agostiniani Scalzi | Prelate of Goiás, Brazil |
| 4 Oct | | Born | Franciszek Skarbek von Malczewski † | Panienka | Archbishop of Warszawa {Warsaw}, Poland |
| 7 Oct | | Died | Silvestro Lodovico Paparelli † | Bishop of Cagli, Italy |
| 14 Oct | 57.6 | Died | José Gómez † | Bishop of Zamora, Spain |
| 20 Oct | 58.3 | Ordained Bishop | Buenaventura Blanco y Elguero (Helguero) † | Bishop of Antequera, Oaxaca, México |
| 23.2 | Ordained Priest | José Joaquim Justiniano Mascarenhas Castello Branco † | Priest | Bishop of São Sebastião do Rio de Janeiro, Brazil |
| 21 Oct | | Born | Istvan Fischer de Nagy † | Bacsko | Archbishop of Eger, Hungary |
| 22 Oct | | Born | Jean-François-Marie Le Pappe de Trévern † | Morlaix | Bishop of Strasbourg, France |
| 27 Oct | 71.8 | Died | Giuseppe Suares de la Concha † | Bishop of San Miniato, Italy |
| 4 Nov | 58.3 | Installed | Buenaventura Blanco y Elguero (Helguero) † | Bishop of Antequera, Oaxaca, México |
| 12 Nov | 58.7 | Died | Joseph Benedikt Graf von Rost † | Bishop of Chur, Switzerland |
| 17 Nov | 45.8 | Ordained Priest | Giovanni Ottavio Bufalini † | Priest | Cardinal, Bishop of Ancona e Numana, Italy |
| 20 Nov | | Born | Narciso Coll y Prat † | Cornellá de Torri, Spain | Bishop of Palencia, Spain |
| Born | Gregor Tarkovic (Tarkovits) † | Pasika, Ukraine | Bishop of Prešov (Prjašev) (Byzantine), Slovakia |
| 25 Nov | 64.0 | Died | Karl Philipp Reichsfreiherr von Greifenclau zu Vollraths † | Bishop of Würzburg, Germany |
| 30 Nov | 54.5 | Ordained Bishop | Isidoro Cossío Bustamente † | Bishop of Valladolid, Spain | Bishop Emeritus |
| Dec | 45.9 | Appointed | Giovanni Ottavio Bufalini † | Titular Archbishop of Chalcedon | Cardinal, Bishop of Ancona e Numana, Italy |
| 23.5 | Ordained Priest | Giuseppe Guzzetta † | Priest | Titular Bishop of Lampsacus |
| 2 Dec | | Born | Giuseppe Mancusi † | Gifone | Bishop of Acerno, Italy |
| 8 Dec | 69.6 | Ordained Deacon | Cosimo Imperiali † | Deacon | Cardinal, Cardinal-Priest of S. Cecilia |
| 16 Dec | 51.1 | Confirmed | Jacques-Marie de Caritat de Condorcet † | Bishop of Auxerre, France | Bishop of Lisieux, France |
| 60.7 | Appointed | Ciro de Alteriis † | Bishop of Monopoli, Italy | Bishop of Acerra, Italy |
| 61.9 | Installed | Carlo Francesco Durini † | Cardinal-Priest of Ss. Quattro Coronati | Cardinal, Bishop of Pavia, Italy |
| Appointed | Benedetto Latilla, C.R.L. † | Bishop of Avellino-Frigento, Italy | Bishop Emeritus |
| Appointed | Marco Aurelio Petruccelli † | Bishop of Nardò, Italy |
| 52.0 | Confirmed | Charles-Marie de Quélen † | Bishop of Bethléem, France |
| 55.6 | Appointed | Asensio Sales † | Bishop of Barcelona, Spain |
| 39.7 | Appointed | Angelo Maria Venizza † | Bishop of Città della Pieve, Italy |
| 18 Dec | 27.4 | Resigned | Luis Antonio Jaime de Borbón y Farnesio † | Cardinal-Deacon of S. Maria della Scala | |
| 58.9 | Elevated to Cardinal | Luis Antonio Fernández de Córdoba Portocarrero Guzmán y Aguilar † | Cardinal, Archbishop of Toledo, Spain |
| 21 Dec | 22.5 | Ordained Priest | Roberto Costaguti † | Priest | Bishop of Sansepolcro (Borgo San Sepolcro), Italy |
| 22 Dec | | Born | João de Magalhães Avelar † | Lamego | Bishop of Porto, Portugal |
| 27 Dec | 31.6 | Ordained Priest | Franz de Paula Xaver Ludwig Jakob Fürst von Breuner † | Priest of Salzburg, Austria | Bishop of Chiemsee, Germany |