| Date | Age | Event | Bishop | Title | Current Title |
| Jul | 37.0 | Appointed | Louis Fontana, M.E.P. † | Vicar Apostolic of Se-Ciuen, China |
| 37.0 | Appointed | Louis Fontana, M.E.P. † | Titular Bishop of Sinitis | Vicar Apostolic of Se-Ciuen, China |
| 4 Jul | 64.5 | Appointed | Edmund Burke † | Vicar Apostolic of Nova Scotia, Canada |
| 64.5 | Appointed | Edmund Burke † | Titular Bishop of Sion | Vicar Apostolic of Nova Scotia, Canada |
| 56.1 | Appointed | John Baptist Mary David, P.S.S. † | Coadjutor Bishop of Bardstown, Kentucky, USA | Bishop Emeritus |
| 56.1 | Appointed | John Baptist Mary David, P.S.S. † | Titular Bishop of Mauricastro | Bishop Emeritus of Bardstown, Kentucky, USA |
| Appointed | Pietro Ginaj † | Bishop of Foreign Diocese | Bishop Emeritus |
| Appointed | Robert Walsh † | Bishop of Waterford and Lismore, Ireland |
| 8 Jul | 72.9 | Died | Henri-Benoit-Jules de Béthizy † | Bishop of Uzés, France |
| 14 Jul | 48.6 | Appointed | Ambrose Maréchal, P.S.S. † | Archbishop of Baltimore, Maryland, USA |
| 17 Jul | | Died | John O'Flynn † | Bishop of Achonry, Ireland |
| Born | Tommaso Passero, O.P. † | Barletta | Bishop of Troia, Italy |
| 76.7 | Died | Alberto Maria Giuseppe Andrea Luigi Solinas † | Bishop of Galtelli-Nuoro, Italy |
| 21 Jul | | Born | Friedrich Xaver Odo Fiala † | Nidau | Bishop of Basel, Switzerland |
| 22 Jul | 25.2 | Ordained Priest | Thomas-Marie-Joseph Gousset † | Priest of Besançon, France | Cardinal, Archbishop of Reims, France |
| 23 Jul | | Born | Thomas-Casimir-François de Ladoue † | Saint-Sever | Bishop of Nevers, France |
| 27 Jul | 23.1 | Ordained Priest | Jean-Louis Taberd, M.E.P. † | Priest of Lyon, France | Vicar Apostolic of Cochin {Cocincina}, Viêt Nam |
| 28 Jul | 68.6 | Elevated to Cardinal | Louis-François de Bausset-Roquefort † | Cardinal, Bishop Emeritus of Alès (Alais), France |
| 60.6 | Appointed | Francesco Cesarei Leoni † | Cardinal, Bishop of Jesi, Italy |
| 43.3 | Confirmed | Bernardo Francés Caballero † | Bishop of Urgell, Spain | Archbishop of Zaragoza, Spain |
| 79.1 | Elevated to Cardinal | César-Guillaume de la Luzerne † | Cardinal, Bishop Emeritus of Langres, France |
| 61.1 | Appointed | François Antoine Marie Constantin de Méan et de Beaurieux † | Archbishop of Mechelen, Belgium |
| 63.4 | Appointed | Alexis Potsy † | Bishop of Mukacheve (Ruthenian), Ukraine |
| 44.6 | Appointed | Aloisio San Vitale † | Bishop of Borgo San Donnino, Italy | Bishop of Piacenza, Italy |
| 83.7 | Appointed | Carlo Scribani Rossi † | Bishop of Piacenza, Italy |
| 52.8 | Appointed | Wenceslas Urban von Stuffler † | Bishop of Brno, Czech Republic |
| 80.8 | Elevated to Cardinal | Alexandre-Angélique Talleyrand de Périgord † | Cardinal, Archbishop of Paris, France |
| 56.9 | Appointed | Antonio Maria Trigona † | Archbishop of Messina, Italy | Archbishop Emeritus |
| 53.9 | Appointed | Jan Jerzy Wilkxycki † | Auxiliary Bishop of Chelmno (Culma), Poland |
| 31 Jul | | Born | Ignazio Carlo Vittore Papardo, C.R. † | Messina | Bishop of Patti, Italy |
| Born | Konštantín Schuster † | Skalica, Slovakia | Bishop of Vác, Hungary |
| Aug | 72.8 | Appointed | Marc-Marie de Bombelles † | Bishop of Amiens, France |
| 3 Aug | 69.2 | Installed | José Higinio Durán y Martel, O. de M. † | Bishop of Panamá |
| 44.6 | Ordained Bishop | Aloisio San Vitale † | Bishop of Borgo San Donnino, Italy | Bishop of Piacenza, Italy |
| 83.7 | Ordained Bishop | Carlo Scribani Rossi † | Bishop of Piacenza, Italy |
| 4 Aug | | Born | Paul-Matthieu de La Foata † | Azilone | Bishop of Ajaccio, France |
| 8 Aug | 61.3 | Appointed | Louis-Jules-François-Joseph d'Andigné de Mayneuf † | Bishop of Nantes, France |
| 59.6 | Appointed | Pierre-François-Gabriel-Raymond-Ignace-Ferdinand de Bausset-Roquefort † | Archbishop of Aix, France | Archbishop of Aix (-Arles-Embrun), France |
| 65.9 | Appointed | François-Marie Bigex † | Bishop of Pinerolo, Italy | Archbishop of Chambéry, France |
| 58.2 | Appointed | Jean-Baptiste de Bouillé † | Bishop of Poitiers, France |
| 72.4 | Appointed | François de Bovet † | Archbishop of Toulouse, France | Archbishop Emeritus |
| 65.0 | Appointed | Charles Brault † | Archbishop of Albi, France | Archbishop of Albi, France |
| 53.6 | Died | Michelangelo Calmet † | Bishop of Ripatransone, Italy |
| 65.5 | Appointed | Charles-François-Marie Petit-Benoit de Chaffoy † | Bishop of Nimes, France |
| 81.8 | Appointed | Jean-Baptiste du Chilleau † | Archbishop of Tours, France |
| 71.7 | Appointed | Gabriel Cortois de Pressigny † | Archbishop of Besançon, France |
| 70.9 | Appointed | Jean-Charles de Coucy † | Archbishop of Reims, France |
| 43.9 | Appointed | Gustave-Maximilien-Juste de Croÿ-Solre † | Bishop of Strasbourg, France | Cardinal, Archbishop of Rouen, France |
| 67.2 | Appointed | Etienne-Jean-Baptiste des Galois de la Tour † | Archbishop of Bourges, France |
| 64.9 | Appointed | Anne-Louis-Henri de La Fare † | Archbishop of Sens, France | Cardinal, Archbishop of Sens (-Auxerre), France |
| 56.4 | Appointed | Jean-Baptist-Marie-Anne-Antoine de Latil † | Bishop of Chartres, France | Cardinal, Archbishop of Reims, France |
| 54.9 | Appointed | Marie-Joseph-Antoine-Laurent de la Rivoire de La Tourette † | Bishop of Valence, France |
| 53.8 | Appointed | Alexandre-Charles-Louis-Rose de Lostanges-Saint-Alvère † | Bishop of Périgueux, France |
| 59.7 | Appointed | Antoine-Xavier de Neirac † | Bishop of Tarbes, France |
| 55.8 | Appointed | Charles-André-Toussaint-Bruno de Ramond-Lalande † | Bishop of Rodez, France | Archbishop of Sens, France |
| 58.0 | Appointed | Charles-Alexandre de Richery † | Bishop of Fréjus, France | Archbishop of Aix (-Arles-Embrun), France |
| 62.2 | Appointed | Pierre-Marin Rouph de Varicourt † | Bishop of Orléans, France |
| 58.5 | Appointed | Alexis Saussol † | Bishop of Sées, France |
| 80.8 | Appointed | Alexandre-Angélique Talleyrand de Périgord † | Cardinal, Archbishop of Paris, France |
| 10 Aug | | Born | Prosper-Marie Billère † | Bertren | Bishop of Tarbes, France |
| 11 Aug | 77.1 | Retired | Jean-François Périer † | Bishop of Avignon, France |
| 12 Aug | | Died | Ignazio Palmidessa, O.P. † | Bishop of Tinos, Greece |
| 14 Aug | 72.8 | Died | Jean-François de Mandolx † | Bishop of Amiens, France |
| 73.8 | Died | Cypriano de São José, O.F.M. † | Bishop of Mariana, Brazil |
| 15 Aug | | Born | Richard Butler Roskell † | Gateacre | Bishop Emeritus of Nottingham, England, Great Britain |
| 20 Aug | | Born | Cölestin Joseph Ganglbauer, O.S.B. † | Schiedlberg-Thenstetten | Cardinal, Archbishop of Wien {Vienna}, Austria |
| 24 Aug | 60.6 | Ordained Bishop | Francesco Cesarei Leoni † | Cardinal, Bishop of Jesi, Italy |
| 26.5 | Ordained Priest | Józef Grzegorz Wojtarowicz † | Priest | Bishop Emeritus of Tarnów, Poland |
| 27 Aug | 66.1 | Appointed | Henri-Marie-Clauce de Bruc-Montplaisir † | Bishop of Vannes, France |
| 28 Aug | | Born | Filippo Manetti † | Ronciglione | Titular Bishop of Tripolis in Lydia |
| 52.4 | Confirmed | Augustin-Sulpice Zen-Ruffinen † | Bishop of Sion {Sitten}, Switzerland |
| 31 Aug | 68.8 | Ordained Bishop | Juan Raimundo Santos Larumbe y Larrayoz † | Bishop of Tudela, Spain |
| 41.6 | Died | Manuel Villar † | Bishop of Lérida, Spain |
| Ordained Bishop | Robert Walsh † | Bishop of Waterford and Lismore, Ireland |
| 7 Sep | | Born | Salvatore Angelo de Martis, O. Carm. † | Sassari | Bishop of Galtelli-Nuoro, Italy |
| 12 Sep | | Born | Pedro María Lagüera Menezo † | Meruelo | Bishop of Osma, Spain |
| 15 Sep | 23.6 | Ordained Priest | Georg von Oettl † | Priest of München und Freising {Munich}, Germany | Bishop of Eichstätt, Germany |
| 17 Sep | | Born | Anselmo Fauli, O. Carm. † | S. Lucia | Bishop of Grosseto, Italy |
| 21 Sep | | Born | Camillo de'Conti Benzon † | Venezia | Bishop of Adria, Italy |
| 43.4 | Ordained Bishop | Bernardo Francés Caballero † | Bishop of Urgell, Spain | Archbishop of Zaragoza, Spain |
| 53.0 | Ordained Bishop | Wenceslas Urban von Stuffler † | Bishop of Brno, Czech Republic |
| 29 Sep | | Born | Michael Adrian Hankinson, O.S.B. † | Warrington, Great Britain | Bishop of Port-Louis, Mauritius |
| 30 Sep | 30.7 | Appointed | Jacques-Léonard Pérocheau, M.E.P. † | Coadjutor Vicar Apostolic of Se-Ciuen, China | Vicar Apostolic of Northwestern Szechwan {Se-Ciuen Settentrionale-Occidentale}, China |
| 30.7 | Appointed | Jacques-Léonard Pérocheau, M.E.P. † | Titular Bishop of Maxula Prates | Vicar Apostolic of Northwestern Szechwan {Se-Ciuen Settentrionale-Occidentale}, China |
| 1 Oct | 55.4 | Appointed | Francesco Alciati † | Bishop of Casale Monferrato, Italy |
| 61.4 | Confirmed | Louis-Jules-François-Joseph d'Andigné de Mayneuf † | Bishop of Nantes, France |
| 59.8 | Confirmed | Pierre-François-Gabriel-Raymond-Ignace-Ferdinand de Bausset-Roquefort † | Archbishop of Aix, France | Archbishop of Aix (-Arles-Embrun), France |
| 66.0 | Confirmed | François-Marie Bigex † | Bishop of Pinerolo, Italy | Archbishop of Chambéry, France |
| 73.0 | Confirmed | Marc-Marie de Bombelles † | Bishop of Amiens, France |
| 80.6 | Appointed | Lorenzo Prospero Bottini † | Cardinal-Deacon of S. Adriano al Foro | Cardinal, Priest of the Roman Curia - Other |
| 80.6 | Elevated to Cardinal | Lorenzo Prospero Bottini † | Cardinal, Priest of the Roman Curia - Other |
| 58.3 | Confirmed | Jean-Baptiste de Bouillé † | Bishop of Poitiers, France |
| 72.5 | Confirmed | François de Bovet † | Archbishop of Toulouse, France | Archbishop Emeritus |
| 65.2 | Confirmed | Charles Brault † | Archbishop of Albi, France | Archbishop of Albi, France |
| 63.7 | Appointed | Columbano Giovanni Battista Carlo Gaspare Chiaverotti, O.S.B. † | Bishop of Ivrea, Italy | Archbishop of Torino {Turin}, Italy |
| 82.0 | Confirmed | Jean-Baptiste du Chilleau † | Archbishop of Tours, France |
| 71.8 | Confirmed | Gabriel Cortois de Pressigny † | Archbishop of Besançon, France |
| 71.0 | Confirmed | Jean-Charles de Coucy † | Archbishop of Reims, France |
| 67.3 | Confirmed | Etienne-Jean-Baptiste des Galois de la Tour † | Archbishop of Bourges, France |
| 65.1 | Confirmed | Anne-Louis-Henri de La Fare † | Archbishop of Sens, France | Cardinal, Archbishop of Sens (-Auxerre), France |
| 56.6 | Confirmed | Jean-Baptist-Marie-Anne-Antoine de Latil † | Bishop of Chartres, France | Cardinal, Archbishop of Reims, France |
| 53.9 | Confirmed | Alexandre-Charles-Louis-Rose de Lostanges-Saint-Alvère † | Bishop of Périgueux, France |
| 59.6 | Appointed | Giuseppe Morozzo Della Rocca † | Archbishop (Personal Title) of Novara, Italy | Cardinal, Bishop |
| 54.5 | Appointed | Giuseppe Prin † | Bishop of Susa, Italy |
| 39.0 | Appointed | Hyacinthe-Louis de Quélen † | Auxiliary Bishop of Paris, France | Archbishop |
| 39.0 | Appointed | Hyacinthe-Louis de Quélen † | Titular Bishop of Samosata | Archbishop of Paris, France |
| 55.9 | Confirmed | Charles-André-Toussaint-Bruno de Ramond-Lalande † | Bishop of Rodez, France | Archbishop of Sens, France |
| 59.5 | Appointed | Agostino Rivarola † | Cardinal-Deacon of S. Agata de’ Goti | Cardinal, Priest of Roma {Rome}, Italy |
| 59.5 | Elevated to Cardinal | Agostino Rivarola † | Cardinal, Priest of Roma {Rome}, Italy |
| 63.7 | Appointed | Amedeo Bruno di Samone † | Bishop of Cuneo, Italy |
| 59.2 | Appointed | Carlo Giuseppe Maria Sappa de Milanes † | Bishop of Acqui, Italy |
| 58.7 | Confirmed | Alexis Saussol † | Bishop of Sées, France |
| 81.0 | Confirmed | Alexandre-Angélique Talleyrand de Périgord † | Cardinal, Archbishop of Paris, France |
| 4 Oct | 19.2 | Professed | John Francis (William) Whelan, O.C.D. † | Member of Order of Discalced Carmelites | Vicar Apostolic Emeritus of Bombay, India |
| 5 Oct | 55.4 | Ordained Bishop | Francesco Alciati † | Bishop of Casale Monferrato, Italy |
| 54.5 | Ordained Bishop | Giuseppe Prin † | Bishop of Susa, Italy |
| 63.7 | Ordained Bishop | Amedeo Bruno di Samone † | Bishop of Cuneo, Italy |
| 59.2 | Ordained Bishop | Carlo Giuseppe Maria Sappa de Milanes † | Bishop of Acqui, Italy |
| 7 Oct | 53.0 | Died | Francesco Biordi † | Titular Bishop of the unknown of Titular See |
| 11 Oct | 60.8 | Appointed | Mathias Le Groing de La Romagère † | Bishop of Saint-Brieuc, France |
| 12 Oct | 27.9 | Ordained Priest | William Dollard (Dullard) † | Priest of Québec, Québec, Canada | Bishop of Saint John in America, New Brunswick, Canada |
| 52.5 | Ordained Bishop | Augustin-Sulpice Zen-Ruffinen † | Bishop of Sion {Sitten}, Switzerland |
| 18 Oct | | Born | Tomás Sivilla y Gener † | Calella de la Costa | Bishop of Gerona, Spain |
| 23 Oct | | Born | Alfonso Buglione di Monale † | Saluzzo | Bishop of Saluzzo, Italy |
| 79.8 | Died | Antonio Lante Montefeltro Della Rovere † | Cardinal, Cardinal-Priest of Ss. Quirico e Giulitta |
| 25 Oct | 55.2 | Appointed | Gregor von Zirkel † | Bishop of Speyer, Germany | Auxiliary Bishop of Würzburg, Germany |
| 26 Oct | | Born | Edward John Horan † | Quebec City | Bishop Emeritus of Kingston, Ontario, Canada |
| 28 Oct | 65.6 | Ordained Bishop | Bernardo de la Inmaculada Concepción García Hernández (Fernandez Perdigon), O.F.M. † | Bishop of Nueva Caceres, Philippines |
| 39.1 | Ordained Bishop | Hyacinthe-Louis de Quélen † | Titular Bishop of Samosata | Archbishop of Paris, France |
| 29 Oct | | Born | Luigi Riccio † | Napoli | Bishop of Caiazzo, Italy |
| 30 Oct | 71.9 | Died | Sébastien-Charles-Philibert de Roger de Cahuzac de Caux † | Bishop Emeritus of Aire, France |
| 1 Nov | | Born | Charles-Théodore Baudry † | Montigné-les-Rairies | Bishop of Périgueux (-Sarlat), France |
| 6 Nov | 63.6 | Ordained Bishop | Alexis Potsy † | Bishop of Mukacheve (Ruthenian), Ukraine |
| 7 Nov | | Born | Charles Petre Eyre † | Askam Bryan Hall | Archbishop of Glasgow, Scotland, Great Britain |
| 10 Nov | | Born | Antonio Briganti † | Castel Martiniano | Bishop Emeritus of Orvieto, Italy |
| 12 Nov | 77.9 | Died | Giovanni Battista a Santa Margarita Pietro Alessandro Banfi, O.C.D. † | Bishop of Tivoli, Italy |
| 13 Nov | | Died | Bonaventura Carenzi, O.F.M. Conv. † | Bishop of Città della Pieve, Italy |
| 14 Nov | 50.2 | Appointed | René-François Soyer † | Bishop of Luçon, France |
| 15 Nov | 59.2 | Appointed | Cristóbal Bencomo Rodríguez † | Archbishop of the unknown of Titular See |
| 69.7 | Appointed | Antonio Bergosa y Jordán † | Archbishop of Tarragona, Spain |
| 70.1 | Installed | Francsco Antonio Javier de Gardoqui Arriquíbar † | Cardinal-Priest of S. Anastasia | Cardinal, Priest of Palencia, Spain |
| 19 Nov | | Born | Angelo Bianchi † | Rome | Cardinal, Cardinal-Bishop of Palestrina, Italy |
| Born | Michel-Désiré Vesque † | Honfleur, France | Bishop of Roseau, Dominica, Antilles |
| 23 Nov | 66.2 | Ordained Bishop | François-Marie Bigex † | Bishop of Pinerolo, Italy | Archbishop of Chambéry, France |
| 63.9 | Ordained Bishop | Columbano Giovanni Battista Carlo Gaspare Chiaverotti, O.S.B. † | Bishop of Ivrea, Italy | Archbishop of Torino {Turin}, Italy |
| 24 Nov | | Born | Juan de la Cruz Ignacio Moreno y Maisanove † | Guatemala, Guatemala | Cardinal, Archbishop of Toledo, Spain |
| 26 Nov | 45.1 | Appointed | Carlo Zen † | Apostolic Nuncio to Other |
| 7 Dec | | Born | Ambrosia María Serrano y Rodriguez † | | Bishop of Chilapa, Guerrero, México |
| 73.6 | Appointed | Irénée-Yves Desolle (Dessole) † | Archbishop of Chambéry, France | Archbishop Emeritus |
| 14 Dec | 49.0 | Ordained Bishop | Ambrose Maréchal, P.S.S. † | Archbishop of Baltimore, Maryland, USA |
| 18 Dec | 55.4 | Died | Gregor von Zirkel † | Auxiliary Bishop of Würzburg, Germany |
| 20 Dec | 24.8 | Ordained Priest | Jean-Marie Graveran † | Priest | Bishop of Quimper [Cornouailles](-Léon), France |
| 24.4 | Ordained Priest | François-Adélaïde-Adolphe Lanneluc † | Priest | Bishop of Aire, France |
| Born | John Loughlin † | Drumboniff, Ireland | Bishop of Brooklyn, New York, USA |
| 21 Dec | 22.5 | Ordained Priest | Giovanni Brunelli † | Priest | Cardinal, Bishop of Osimo e Cingoli, Italy |
| 27 Dec | 58.6 | Ordained Bishop | Bernardo del Espíritu Santo Martínez y Ocejo, O.C.D. † | Bishop of Sonora, Sonora, México |
| Born | Giovanni Monetti † | Ponzano | Bishop of Cervia, Italy |
| 28 Dec | 64.0 | Installed | Amedeo Bruno di Samone † | Bishop of Cuneo, Italy |
| 31 Dec | 80.0 | Died | Camillo de Simeoni † | Cardinal, Bishop of Sutri, Italy |