| Date | Age | Event | Bishop | Title | Current Title |
| 1 Jul | 69.5 | Installed | Johann Martin Manl † | Bishop of Eichstätt, Germany |
| 3 Jul | 59.4 | Died | Pablo Jesús Corcuera y Caserta † | Bishop of Vic, Spain |
| 4 Jul | | Born | Paul-François Puginier, M.E.P. † | Saix, France | Vicar Apostolic of Western Tonking {Tonkino Occidentale}, Viet Nam |
| Born | Manuel Santander y Frutos † | Rueda, Spain | Bishop Emeritus of San Cristobal de la Habana, Cuba |
| 5 Jul | 61.9 | Ordained Bishop | Johann Georg Bossi † | Bishop of Chur-Sankt Gallen, Switzerland |
| 12 Jul | 52.5 | Ordained Bishop | Alfonso-Maria di Donato, O.F.M. † | Titular Bishop of Cardicium | Vicar Apostolic of Scen-Si (Chen-si, Shensi), China |
| Born | Jules-François Philippe, M.S.F.S. † | Annecy, France | Coadjutor Bishop Emeritus of Vizagapatam, India |
| 15 Jul | | Born | Jean-Pierre Pagis † | Pléaux | Bishop Emeritus of Verdun, France |
| 18 Jul | 79.3 | Died | Pietro Maria d’Agostino † | Bishop of Agrigento (Girgenti), Italy |
| 19 Jul | 22.7 | Ordained Priest | James Alypius Goold, O.S.A. † | Priest of Order of St. Augustine | Archbishop of Melbourne, Australia |
| 22.7 | Ordained Priest | Jean-Benoît Truffet, C.S.Sp. † | Priest of Congregation of the Holy Spirit | Vicar Apostolic of Two Guineas {Des Deux Guinées}, Gabon |
| 22 Jul | | Born | Paul Rubian † | Constantinople | Auxiliary Bishop of Roma {Rome}, Italy |
| 24 Jul | 57.8 | Confirmed | Giovanni Battista Bellé † | Bishop of Mantova, Italy |
| 61.2 | Appointed | Juan José Cabarcas González y Argüello † | Bishop of Panamá |
| 59.6 | Confirmed | Tomás Diéguez y Florencia † | Bishop of Trujillo, Peru |
| 43.5 | Confirmed | Jacques-Marie-Antoine-Célestin du Pont † | Archbishop of Avignon, France | Cardinal, Archbishop of Bourges, France |
| 61.3 | Appointed | José Manuel Fernández de Córdoba y Meló † | Bishop of Santa Cruz de la Sierra, Bolivia | Bishop of La Paz, Bolivia |
| 40.6 | Appointed | Juan de la Cruz Gómez y Plata † | Bishop of Antioquía, Colombia |
| 39.4 | Confirmed | Jean-Joseph-Marie-Eugène de Jerphanion † | Bishop of Saint-Dié, France | Archbishop of Albi, France |
| 57.6 | Appointed | José María Mendizábal † | Archbishop of La Plata o Charcas, Bolivia |
| 72.2 | Confirmed | Gervais-Marie-Joseph Ortric † | Bishop of Pamiers, France |
| 49.3 | Selected | Franciszek de Paula Pišték (Pisztek) † | Archbishop of Lviv, Ukraine | Auxiliary Bishop of Praha {Prague}, Czech Republic |
| 52.2 | Confirmed | Johann Peter von Richarz † | Bishop of Speyer, Germany | Bishop of Augsburg, Germany |
| 37.3 | Confirmed | Vincenzo Rozzolino † | Bishop of Bova, Italy | Bishop of Caserta, Italy |
| 39.4 | Confirmed | Charles-Thomas Thibault † | Bishop of Montpellier, France |
| 26 Jul | 57.8 | Ordained Bishop | Giovanni Battista Bellé † | Bishop of Mantova, Italy |
| 16.7 | Ordained Deacon | Giuseppe Marzorati † | Deacon | Bishop of Como, Italy |
| 37.3 | Ordained Bishop | Vincenzo Rozzolino † | Bishop of Bova, Italy | Bishop of Caserta, Italy |
| 27 Jul | 16.3 | Professed | Serafino Milani, O.F.M. † | Member of Order of Friars Minor | Bishop Emeritus of Pontremoli, Italy |
| 31 Jul | 65.4 | Died | Jean Arnold Barrett † | Bishop of Namur {Namen}, Belgium |
| 33.4 | Ordained Priest | Frédéric-Gabriel-Marie-François de Marguerye † | Priest | Bishop Emeritus of Autun (-Châlon-sur-Saône-Mâcon), France |
| Born | Césaire Jean Shang, O.F.M. † | Cappel, France | Vicar Apostolic of Eastern Shantung {Scian-Ton Orientale}, China |
| 2 Aug | 70.6 | Died | Ferdinand August Spiegel † | Archbishop of Köln {Cologne}, Germany |
| 9 Aug | | Born | Nicolaus Maria Pagani, S.J. † | Nucerin. Paganorum | Bishop of Mangalore, India |
| 12 Aug | 56.1 | Died | Joseph Karl von Schuberth † | Auxiliary Bishop of Wrocław (Breslau), Poland |
| 19 Aug | | Born | Francesco Maria Granado † | Cochabamba | Bishop of Cochabamba, Bolivia |
| 21 Aug | | Born | Maximiliano Fernández del Rincón y Soto Dávila † | Jaén | Bishop of Guadix, Spain |
| 75.1 | Died | Pedro Manuel Ramírez de la Piscina † | Bishop of Ciudad Rodrigo, Spain |
| 22 Aug | 53.7 | Installed | Franz Xavier (Franciszek Ksawery) Luschin (Luszin) † | Archbishop of Gorizia e Gradisca, Italy |
| 23 Aug | 39.5 | Ordained Bishop | Charles-Thomas Thibault † | Bishop of Montpellier, France |
| 24 Aug | 71.6 | Died | Joaquín López y Sicilia † | Archbishop of Valencia, Spain |
| 22.5 | Ordained Priest | Valentin Wiery † | Priest of Lavant, Slovenia | Bishop of Gurk, Austria |
| 25 Aug | 67.7 | Died | Giovanni Angelo Porta, O.F.M. Cap. † | Titular Bishop of Thermopylae |
| 26 Aug | | Born | José María Martín de Herrera y de la Iglesia † | Aldeadávila de la Rivera, Spain | Cardinal, Archbishop of Santiago de Compostela, Spain |
| 28 Aug | 51.3 | Ordained Bishop | Jorge Benavente Macoaga † | Archbishop of Lima, Peru |
| 31 Aug | | Born | Antonio Maria de Lorenzo † | Reggio di Calabria | Bishop Emeritus of Mileto, Italy |
| 1 Sep | | Born | Bartolomeo Mirra † | Nazzano Romano | Bishop of Poggio Mirteto, Italy |
| 6 Sep | 39.5 | Ordained Bishop | Jean-Joseph-Marie-Eugène de Jerphanion † | Bishop of Saint-Dié, France | Archbishop of Albi, France |
| 7 Sep | 65.0 | Selected | Joseph Bernet † | Cardinal, Archbishop of Aix (-Arles-Embrun), France |
| 8 Sep | | Born | Juan María Valero y Nacarino † | Malpartida | Bishop of Cuenca, Spain |
| 12 Sep | | Born | Luigi Sepiacci, O.S.A. † | Castiglione del Lago, Italy | Cardinal, Prefect of the Congregation for Indulgences and Relics |
| 15 Sep | | Born | Heinrich Feiten † | Bengel | Auxiliary Bishop of Trier, Germany |
| 17 Sep | 74.3 | Died | Pierre Dupont de Poursat † | Bishop of Coutances, France |
| 18 Sep | 22.8 | Ordained Priest | Carlo de Caprio † | Priest | Bishop of Sessa Aurunca, Italy |
| 19 Sep | 24.9 | Ordained Priest | João Crisóstomo de Amorim Pessoa, O.F.M. † | Priest of Order of Friars Minor | Archbishop Emeritus of Braga, Portugal |
| 71.8 | Died | Michele Arcangelo Del Forno † | Bishop Emeritus of Trivento, Italy |
| 25.5 | Ordained Priest | Giacomo Giuseppe Jans † | Priest | Bishop of Aosta, Italy |
| 16.8 | Ordained Priest | Giuseppe Marzorati † | Priest | Bishop of Como, Italy |
| 22.6 | Ordained Priest | Francesco Pedicini † | Priest | Archbishop of Bari (-Canosa), Italy |
| 22 Sep | 44.1 | Appointed | Cornelius Denvir † | Bishop of Down and Connor, Ireland | Bishop Emeritus |
| 23 Sep | 26.5 | Selected | Friedrich Johann Joseph Cölestin zu von Schwarzenberg † | Archbishop of Salzburg, Austria | Cardinal, Archbishop of Praha {Prague}, Czech Republic |
| 64.8 | Selected | Franciszek Ksawery Zachariasiewicz † | Bishop of Tarnów, Poland | Bishop of Przemyśl, Poland |
| 26 Sep | 36.0 | Selected | Ferdinando Matteo Maurizio Bruno di Tournafort † | Bishop of Fossano, Italy |
| 48.2 | Selected | Costanzo-Michele Fea † | Bishop of Alba (Pompea), Italy |
| 27 Sep | 72.4 | Ordained Bishop | Gervais-Marie-Joseph Ortric † | Bishop of Pamiers, France |
| 28 Sep | 73.3 | Died | José da Santíssima Trindade Leite, O.F.M. † | Bishop of Mariana, Brazil |
| 29 Sep | | Born | Joseph-Michel-Frédéric Bonnet † | Langogne | Bishop of Viviers, France |
| 24.6 | Ordained Deacon | Stefano Neszveda † | Deacon of Vác, Hungary | Auxiliary Bishop |
| 30 Sep | 24.6 | Ordained Priest | Stefano Neszveda † | Priest of Vác, Hungary | Auxiliary Bishop |
| 4 Oct | 23.5 | Ordained Priest | Girolamo d’Andrea † | Priest | Cardinal, Prefect Emeritus of the Congregation of the Index |
| Born | Antonio Ruiz-Cabal y Rodríguez † | Villamartín | Bishop Emeritus of Pamplona, Spain |
| 6 Oct | | Born | Juan Muñoz y Herrera † | Antequera | Bishop of Málaga, Spain |
| 54.1 | Died | Gennaro Pellini † | Archbishop of Conza e Campagna, Italy |
| 7 Oct | 75.9 | Died | Antonio Barretta, C.R. † | Archbishop Emeritus of Brindisi, Italy |
| 15 Oct | 69.7 | Died | Johann Martin Manl † | Bishop of Eichstätt, Germany |
| 18 Oct | 64.9 | Ordained Bishop | Antonio Maria de J. Campos Moreno † | Titular Bishop of Rhesaina |
| 20 Oct | 43.7 | Died | Barthélemy Bruguière, M.E.P. † | Vicar Apostolic of Corea |
| 27 Oct | 53.5 | Selected | Leone Ciampa, O.F.M. † | Archbishop of Conza e Campagna, Italy | Archbishop of Sorrento, Italy |
| 85.6 | Died | Etienne-André-François de Paule de Fallot de Béaupré de Beaumont † | Bishop Emeritus of Vaison, France |
| 48.2 | Selected | Leopold Sedlnitzky Odrowąż von Choltitz † | Bishop of Wrocław (Breslau), Poland | Bishop Emeritus |
| 28 Oct | 24.2 | Ordained Priest | Félix-Pierre Fruchaud † | Priest | Archbishop of Tours, France |
| 30 Oct | 43.5 | Selected | Thomas-Marie-Joseph Gousset † | Bishop of Périgueux, France | Cardinal, Archbishop of Reims, France |
| 59.7 | Selected | Jean-François de Hercé † | Coadjutor Bishop of Nantes, France | Bishop Emeritus |
| 51.8 | Selected | Louis-Jean-Julien Robiou de la Tréhonnais † | Bishop of Coutances, France | Bishop Emeritus |
| 48.1 | Selected | Clément Villecourt † | Bishop of La Rochelle, France | Cardinal, Bishop Emeritus of La Rochelle (-Saintes), France |
| 1 Nov | 52.4 | Ordained Bishop | Johann Peter von Richarz † | Bishop of Speyer, Germany | Bishop of Augsburg, Germany |
| 2 Nov | | Born | Jaime Catalá y Albosa † | Arenys de Mar | Bishop of Barcelona, Spain |
| 11 Nov | 75.9 | Died | Andrea Bratti † | Bishop of Forli, Italy |
| 16 Nov | 47.3 | Selected | Michael Johann Wagner † | Bishop of Sankt Pölten, Austria |
| 17 Nov | | Born | Henri-Victor Valleau † | La Couarde-sur-Mer | Bishop of Quimper [Cornouailles](-Léon), France |
| 19 Nov | 53.2 | Appointed | Johann Michael Leonhard † | Bishop of Austria, Military |
| 22 Nov | 43.1 | Ordained Bishop | Anthony Blanc † | Bishop of New Orleans, Louisiana, USA | Archbishop of New Orleans, Louisiana, USA |
| 44.3 | Ordained Bishop | Cornelius Denvir † | Bishop of Down and Connor, Ireland | Bishop Emeritus |
| Born | Luis Felipe Ortiz y Gutiérrez † | Castillo de Sietevillas, Spain | Bishop of Zamora, Spain |
| 23.3 | Ordained Priest | José Hipólito Salas y Toro † | Priest of Santiago de Chile | Bishop of Concepción, Chile |
| 24 Nov | | Born | José Pereira da Silva Barros † | Taubaté | Archbishop Emeritus of São Sebastião do Rio de Janeiro, Brazil |
| 28 Nov | | Born | Jordan Ballsieper, O.S.B. † | Elberfeld, Germany | Vicar Apostolic Emeritus of Eastern Bengal, India |
| Born | Franz Xaver Linsenmann † | Rottweil | Bishop-Elect of Rottenburg, Germany |
| 1 Dec | 62.9 | Selected | Klemens August Droste zu Vischering † | Archbishop of Köln {Cologne}, Germany |
| 22.8 | Ordained Deacon | Pedro Jose Puch y Solona † | Deacon | Archbishop of La Plata o Charcas, Bolivia |
| 7 Dec | | Born | Manuel Agostinho Barreto † | Pedrogam Grande | Bishop of Funchal, Portugal |
| 10 Dec | | Born | Peter Verdaguer y Prat † | San Pedro de Torello, Spain | Vicar Apostolic of Brownsville, Texas, USA |
| 13 Dec | | Born | Hubert Theophil Simar † | Eupen | Archbishop of Köln {Cologne}, Germany |
| 19 Dec | 22.1 | Ordained Deacon | Giovanni Bapt. Cerruti † | Deacon | Bishop of Savona e Noli, Italy |
| 24.3 | Ordained Priest | Giacomo Antonio Colli † | Priest | Bishop of Alessandria (della Paglia), Italy |
| 24.0 | Ordained Priest | Inácio do Nascimento Morais Cardoso † | Priest of Lisboa {Lisbon}, Portugal | Cardinal, Patriarch |
| 24.2 | Ordained Priest | Raffaele Antonio Morisciano † | Priest | Bishop of Squillace, Italy |
| 23.0 | Ordained Priest | Francesco Petagna † | Priest | Bishop of Castellammare di Stabia, Italy |
| 26 Dec | 57.6 | Died | José Gómez y Navas, T.O.R. † | Bishop of Málaga, Spain |
| Born | Lawrence Stephen McMahon † | St. John, New Brunswick, Canada | Bishop of Hartford, Connecticut, USA |
| 29 Dec | | Born | Jules Cléret † | Carentan | Bishop of Laval, France |
| 30 Dec | 67.8 | Died | Godehard Joseph Osthaus † | Bishop of Hildesheim, Germany |