| Date | Age | Event | Bishop | Title | Current Title |
| 6 Jul | | Born | Johann Theodor Laurent † | Aachen | Vicar Apostolic Emeritus of Luxembourg |
| 17 Jul | | Died | Giacinto Amedeo Vagnone † | Bishop Emeritus of Alba (Pompea), Italy |
| 23 Jul | | Born | Niccola Frangipane † | Roma | Bishop of Concordia, Italy |
| 25 Jul | 23.0 | Ordained Priest | Feliciano José Rodrigues de Araujo Prates (de Castilhos) † | Priest | Bishop of São Pedro do Rio Grande, Brazil |
| 29 Jul | | Born | Antonio Dalena † | Putignano | Bishop of Monopoli, Italy |
| 9 Aug | | Born | Raffaele Bachetoni † | Spoleto | Bishop Emeritus of Norcia, Italy |
| Appointed | Ferenc Fuchs † | Archbishop of Eger, Hungary |
| 20 Aug | 53.3 | Appointed | Marcos Cabello Lopez, O.S.A. † | Bishop of Guadix, Spain |
| 36.9 | Appointed | Francisco Chachim, O.F.M. † | Bishop of Macau, China |
| 60.1 | Appointed | Andrzej Choloniewski † | Auxiliary Bishop of Vilnius, Lithuania |
| 60.1 | Appointed | Andrzej Choloniewski † | Titular Bishop of the unknown of Titular See | Auxiliary Bishop of Vilnius, Lithuania |
| 64.0 | Appointed | Joaquín Encabo de la Virgen de Sopetrán, O.A.R. † | Bishop of Cebu, Philippines |
| 49.8 | Appointed | Istvan Fischer de Nagy † | Bishop of Foreign Diocese | Archbishop of Eger, Hungary |
| 39.8 | Appointed | Szymon Michal Józef Arnold Giedroyc † | Auxiliary Bishop of Samogizia o Tels (Zmudz), Lithuania | Bishop |
| 39.8 | Appointed | Szymon Michal Józef Arnold Giedroyc † | Titular Bishop of Adramyttium | Bishop of Samogizia o Tels (Zmudz), Lithuania |
| 60.1 | Appointed | Ignacy Houwalt † | Auxiliary Bishop of Vilnius, Lithuania | Auxiliary Bishop-Elect |
| 60.1 | Appointed | Ignacy Houwalt † | Titular Bishop of Aradus | Auxiliary Bishop-Elect of Vilnius, Lithuania |
| 35.0 | Appointed | Cayetano Pires Pireira, C.M. † | Bishop of Nanking [Nanjing], China |
| 62.8 | Appointed | Jan Kanty Podhorodenski † | Auxiliary Bishop of Luceoria o Łuck e Zytomir o Zytomierz, Ukraine |
| 62.8 | Appointed | Jan Kanty Podhorodenski † | Titular Bishop of Polemonium | Auxiliary Bishop of Luceoria o Łuck e Zytomir o Zytomierz, Ukraine |
| 51.1 | Appointed | Miguel Sánchez Cerrudo, O.F.M. † | Bishop of Santa Marta, Colombia |
| 45.1 | Appointed | Juan Bautista Sacristán y Galiano † | Archbishop of Santafé en Nueva Granada, Colombia |
| 35.3 | Appointed | Manuel Santo Galdino, O.F.M. † | Coadjutor Archbishop of Goa, India | Archbishop |
| 39.8 | Appointed | Joaquim da Souza Saraiva, C.M. † | Coadjutor Vicar Apostolic of Northern Chi-Li {Ce-Li Settentrionale} o Pe-Kin, China | Vicar Apostolic |
| 39.8 | Appointed | Joaquim da Souza Saraiva, C.M. † | Titular Bishop of Tipasa in Mauretania | Vicar Apostolic of Northern Chi-Li {Ce-Li Settentrionale} o Pe-Kin, China |
| 51.9 | Appointed | Hieronim Stojnowski (Stroynowski) † | Coadjutor Bishop of Luceoria o Łuck e Zytomir o Zytomierz, Ukraine | Bishop of Vilnius, Lithuania |
| 51.9 | Appointed | Hieronim Stojnowski (Stroynowski) † | Titular Bishop of Lambaesis | Bishop of Vilnius, Lithuania |
| 66.6 | Appointed | Andrej (André) Szabó † | Bishop of Košice, Slovakia |
| 22 Aug | 72.5 | Died | Jean-de-Dieu-Raymond de Boisgelin de Cucè † | Cardinal, Archbishop of Tours, France |
| 26 Aug | 22.7 | Ordained Priest | Franz Xavier Luschin † | Priest of Gurk, Austria | Archbishop of Gorizia e Gradisca, Italy |
| Born | Mariano Puigllat Amigo † | Tona | Bishop of Lérida, Spain |
| 3 Sep | | Born | Louis-Théophile Palluc du Parc † | Poitiers | Bishop Emeritus of Blois, France |
| 5 Sep | 64.3 | Ordained Bishop | Manuel Ignacio González de Campillo Gómez del Valle † | Bishop of Tlaxcala, Tlaxcala, México |
| 8 Sep | | Ordained Bishop | Augustin Hindi † | Archbishop of Diarbekir (Amida) (Chaldean), Turkey |
| 13 Sep | | Born | Francisco Fleix Soláus † | Lérida, Spain | Archbishop of Tarragona, Spain |
| 14 Sep | | Born | George Errington † | Clintz | Coadjutor Archbishop Emeritus of Westminster, England, Great Britain |
| Born | Louis-Désiré Maigret, SS.CC. † | Maillé, France | Vicar Apostolic of Sandwich Islands, Hawaii, USA |
| 21 Sep | | Born | Ignacio Mateo Guerra y Alba † | Lagos | Bishop of Zacatecas, Zacatecas, México |
| 24 Sep | 42.7 | Appointed | Giovanni Antioco Azzei † | Bishop of Bisarchio o Bisarcio, Italy | Archbishop of Oristano, Italy |
| 63.8 | Appointed | Andrzej Antoni Ignacy Gawronski † | Bishop of Kraków, Poland |
| 63.9 | Appointed | Martin Gorgey † | Auxiliary Bishop of Esztergom, Hungary |
| 63.9 | Appointed | Martin Gorgey † | Titular Bishop of Patara | Auxiliary Bishop of Esztergom, Hungary |
| 70.0 | Appointed | Paolo Girolamo Orengo, Sch. P. † | Bishop of Ventimiglia, Italy |
| 63.7 | Appointed | Giulio Cesare Pallavicini † | Bishop of Luni e Sarzana, Italy |
| 26 Sep | 53.4 | Appointed | Atanasio Puyal Poveda † | Bishop of Calahorra y La Calzada, Spain |
| 30 Sep | 70.0 | Ordained Bishop | Paolo Girolamo Orengo, Sch. P. † | Bishop of Ventimiglia, Italy |
| 63.7 | Ordained Bishop | Giulio Cesare Pallavicini † | Bishop of Luni e Sarzana, Italy |
| 2 Oct | | Appointed | Patrick Ryan † | Coadjutor Bishop of Ferns, Ireland | Bishop |
| Appointed | Patrick Ryan † | Titular Bishop of Germaniciana | Bishop of Ferns, Ireland |
| 4 Oct | 55.8 | Appointed | Silvestro Miccù, O.F.M. † | Archbishop of Amalfi, Italy |
| 6 Oct | | Born | Francisco Orueta y Castrillón † | Lima | Archbishop of Lima, Peru |
| 11 Oct | | Born | Calixto Castrillo Ornedo † | Belorado | Bishop of León, Spain |
| 79.0 | Died | Michal Mateusz Kosmowski † | Auxiliary Bishop of Gniezno, Poland |
| 17 Oct | | Born | Domingo Canubio Alberto, O.P. † | Jerez de la Frontera | Bishop of Segorbe, Spain |
| 63.5 | Died | José Antonio García Mohedano † | Bishop of Santo Tomás de Guayana, Venezuela |
| Born | Michael Power † | Halifax | Bishop of Toronto, Ontario, Canada |
| 20 Oct | | Born | Pietro Buffetti † | Mirabello | Bishop of Bertinoro, Italy |
| 21 Oct | 72.8 | Ordained Bishop | José Antonio Martínez de Aldunate † | Bishop of Ayacucho o Huamanga, Peru | Archbishop-Elect of Santiago de Chile |
| Born | Etienne Marilley † | Châtel-St-Denis | Bishop Emeritus of Lausanne et Genève, Switzerland |
| 22 Oct | 72.8 | Died | Angel Mariano Moscoso Pérez y Oblitas † | Bishop of Córdoba (Tucumán), Argentina |
| Born | Girolamo dei Conti Verzeri † | Bergamo | Bishop of Brescia, Italy |
| 29 Oct | 36.8 | Appointed | Luiz de Castro Pereira, C.S.J. † | Prelate of Cuiabá, Brazil |
| 36.8 | Appointed | Luiz de Castro Pereira, C.S.J. † | Titular Bishop of Ptolemais in Phoenicia | Prelate of Cuiabá, Brazil |
| 39.1 | Appointed | Joaquim de Meneses e Ataide, O.S.A. † | Bishop of São Tomé of Meliapore, India | Bishop of Elvas, Portugal |
| 55.8 | Installed | Silvestro Miccù, O.F.M. † | Archbishop of Amalfi, Italy |
| 66.0 | Appointed | Antonino Reggio † | Bishop of Lipari, Italy |
| 50.3 | Appointed | Giulio Rossi † | Bishop of Pescia, Italy |
| 36.9 | Appointed | Francisco de São Damazo Abreu Vieira, O.F.M. † | Bishop of Malacca, Singapore | Archbishop of São Salvador da Bahia, Brazil |
| Nov | 66.0 | Ordained Bishop | Antonino Reggio † | Bishop of Lipari, Italy |
| 1 Nov | 64.0 | Ordained Bishop | Martin Gorgey † | Titular Bishop of Patara | Auxiliary Bishop of Esztergom, Hungary |
| 2 Nov | | Born | Rafael Valentín Valdivieso y Zañartu † | Santiago | Archbishop of Santiago de Chile |
| 4 Nov | | Born | Carlos Manuel Ladrón de Guevara † | Zongolica | Bishop of Chiapas (Ciudad Real de Chiapas), Chiapas, México |
| 50.3 | Ordained Bishop | Giulio Rossi † | Bishop of Pescia, Italy |
| 7 Nov | 55.3 | Succeeded | Antonio Luigi Landi, O.F.M. † | Vicar Apostolic of Shansi {Scian-Si} (Chan-Si), China |
| Born | Domenico Cavallini Spadoni † | Cingoli | Archbishop Emeritus of Spoleto, Italy |
| Born | William Walsh † | Waterford, Ireland | Archbishop of Halifax, Nova Scotia, Canada |
| 10 Nov | | Born | Antonio Canzi † | Lodi | Titular Bishop of Cyrene |
| 11 Nov | | Born | Paul-Georges-Marie Dupont des Loges † | Rennes | Bishop of Metz, France |
| 16 Nov | 60.5 | Died | Józef Miaskowski † | Bishop of Warszawa, Poland |
| 18 Nov | 50.1 | Ordained Bishop | Istvan Fischer de Nagy † | Bishop of Foreign Diocese | Archbishop of Eger, Hungary |
| 66.9 | Ordained Bishop | Andrej (André) Szabó † | Bishop of Košice, Slovakia |
| 23 Nov | 73.0 | Died | Stefano Borgia † | Cardinal, Prefect of the Congregation for Propagation of the Faith |
| 25 Nov | 64.0 | Ordained Bishop | Andrzej Antoni Ignacy Gawronski † | Bishop of Kraków, Poland |
| 61.0 | Died | Jean-Baptiste-Marie de Maillé de la Tour-Landry † | Bishop of Rennes, France |
| 30 Nov | 22.5 | Ordained Priest | Antonio Piatti † | Priest | Titular Patriarch of Antiochia {Antioch}, Syria |
| Dec | 64.8 | Resigned | Jean-Baptiste de Chabot † | Bishop of Mende, France | Bishop Emeritus |
| 37.2 | Ordained Bishop | Francisco Chachim, O.F.M. † | Bishop of Macau, China |
| 17 Dec | 45.7 | Appointed | Dominique-Georges-Frédéric Dufour de Pradt † | Bishop of Poitiers, France | Archbishop Emeritus of Mechelen, Belgium |
| 68.8 | Died | Louis François Marc Hilaire de Conzié † | Bishop of Arras, France |
| 60.2 | Appointed | Jean-François de Mandolx † | Bishop of Amiens, France |
| 69.8 | Appointed | Gabriel-Laurent Paillou(x) † | Bishop of La Rochelle, France |
| 65.9 | Appointed | Jean-Chrysostome de Villaret † | Bishop of Foreign Diocese | Bishop Emeritus |
| 18 Dec | | Born | Jerónimo José de Mata, C.M. † | Armaio, Spain | Bishop Emeritus of Macau, China |
| 66.9 | Installed | Andrej (André) Szabó † | Bishop of Košice, Slovakia |
| 25 Dec | | Born | William Delany † | Bandon | Bishop of Cork, Ireland |
| 30 Dec | 23.8 | Ordained Priest | Kaspar de Carl ab Hobenbalken † | Priest of Chur, Switzerland | Bishop |
| 31 Dec | | Born | Lorenzo Biancheri, C.M. † | Borghetta, Italy | Vicar Apostolic of Abyssinia, Ethiopia |