| Date | Age | Event | Bishop | Title | Current Title |
| 2 Jul | | Born | Emanuele Maria Bellorado, O.P. † | Napoli | Bishop of Sant’Agata de’ Goti, Italy |
| 3 Jul | 62.0 | Died | Manuel José Rubio y Salinas † | Archbishop of México, Federal District |
| 5 Jul | 31.3 | Appointed | Scipione Borghčse † | Titular Archbishop of Teodosia | Cardinal, Prefect Emeritus of the Prefecture of the Papal Household |
| 14 Jul | | Born | Alessandro Berettini † | Aquila | Bishop of Teramo, Italy |
| 36.0 | Ordained Bishop | Manuel Ferrer y Figueredo † | Titular Archbishop of Edessa in Osrhoëne | Bishop of Málaga, Spain |
| 45.6 | Ordained Bishop | Bernardo Velarde Velarde † | Bishop of Tortosa, Spain | Archbishop of Zaragoza, Spain |
| 45.9 | Ordained Bishop | Francisco Fabián y Fuero † | Bishop of Tlaxcala, México | Archbishop Emeritus of Valencia, Spain |
| 19 Jul | | Born | Giangrisostomo Dondini, C.R.L. † | Cento | Archbishop of Urbino, Italy |
| 29 Jul | | Born | Simon Garnier † | Saint-Vallier-Sur-Marne | Bishop of Vannes, France |
| 4 Aug | 45.6 | Ordained Bishop | Michael Peter MacMahon (McMahon), O.P. † | Bishop of Killaloe, Ireland |
| 5 Aug | 50.0 | Appointed | Philippus (Joannes Bapt.) Bruni (a S. Catharina) † | Auxiliary Bishop of Sabina, Italy |
| 50.0 | Appointed | Philippus (Joannes Bapt.) Bruni (a S. Catharina) † | Titular Bishop of Lydda | Auxiliary Bishop of Sabina, Italy |
| 35.4 | Appointed | Michael Chomiński † | Auxiliary Bishop of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania | Auxiliary Bishop Emeritus |
| 35.4 | Appointed | Michael Chomiński † | Titular Bishop of Elusa | Auxiliary Bishop Emeritus of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania |
| 56.2 | Appointed | Paolo Da Ponte, O.C.D. † | Archbishop of Corfů, Greece | Bishop of Torcello (Turris), Italy |
| 60.1 | Appointed | Pietro Di Gennaro † | Bishop of Cava (de’ Tirreni), Italy | Bishop Emeritus |
| 42.6 | Appointed | Nicola Lindi † | Bishop of Sapë, Albania |
| 61.3 | Appointed | Girolamo Palermo, C.R. † | Titular Archbishop of Laodicea in Phrygia | Bishop Emeritus of Mazara del Vallo, Italy |
| 38.9 | Appointed | Franciscus Xaverius Romanelli † | Bishop of Lavello, Italy |
| 52.9 | Appointed | Michele Tafuri † | Bishop of Ravello e Scala, Italy | Bishop of Cava (de’ Tirreni), Italy |
| 11 Aug | 50.1 | Ordained Bishop | Philippus (Joannes Bapt.) Bruni (a S. Catharina) † | Titular Bishop of Lydda | Auxiliary Bishop of Sabina, Italy |
| 56.2 | Ordained Bishop | Paolo Da Ponte, O.C.D. † | Archbishop of Corfů, Greece | Bishop of Torcello (Turris), Italy |
| 60.1 | Ordained Bishop | Pietro Di Gennaro † | Bishop of Cava (de’ Tirreni), Italy | Bishop Emeritus |
| 54.5 | Ordained Bishop | José Cayetano Loazes Somoza † | Bishop of Palencia, Spain |
| 42.9 | Ordained Bishop | Francisco Antonio de Lorenzana y Butrón † | Bishop of Plasencia, Spain | Cardinal, Archbishop Emeritus of Toledo, Spain |
| 61.5 | Ordained Bishop | Juan José Martínez Escalzo † | Bishop of Segovia, Spain |
| 38.9 | Ordained Bishop | Franciscus Xaverius Romanelli † | Bishop of Lavello, Italy |
| 13 Aug | | Born | Ferdinando Siciliani † | Giovinazzo | Auxiliary Bishop of Molfetta, Italy |
| 15 Aug | 55.6 | Died | Antonius of Alexio, O.F.M. † | Bishop of Lezhë {Lesh, Alessio}, Albania |
| 16 Aug | | Born | Luigi Ciacchi † | Pesaro, Italy | Cardinal, Priest of the Roman Curia - Other |
| 18 Aug | 52.9 | Ordained Bishop | Michele Tafuri † | Bishop of Ravello e Scala, Italy | Bishop of Cava (de’ Tirreni), Italy |
| 23 Aug | 53.6 | Died | Pierre-Joseph de Brunes de Monlouet † | Bishop of Saint-Omer, France |
| 24 Aug | 25.1 | Ordained Priest | Thaddaeus Josephus Bukaty † | Priest | Titular Bishop of Thespiae |
| 1 Sep | 28.9 | Ordained Priest | Franz von Raigesfeld, S.J. † | Priest of Society of Jesus | Auxiliary Bishop of Ljubljana, Slovenia |
| 8 Sep | | Born | Bartolomeo Alberto (Mauro) Cappellari, O.S.B. † | Belluno | Pope (Roma {Rome}, Italy) |
| 45.4 | Ordained Bishop | Karl Friedrich von Zehmen † | Titular Bishop of Lete | Auxiliary Bishop of Warmia (Ermland), Poland |
| 10 Sep | 82.1 | Died | Pierfrancesco Bussi † | Cardinal, Cardinal-Priest of Santa Maria in Via |
| 60.3 | Died | Cesar Crescenzio de Angelis † | Bishop of Segni, Italy |
| 12 Sep | | Born | Philibert de Bruillard † | Dijon | Bishop Emeritus of Grenoble, France |
| 14 Sep | 17.7 | Professed | Richard Luke Concanen, O.P. † | Member of Order of Friars Preachers | Bishop of New York, New York, USA |
| 20 Sep | | Born | Joaquim de Meneses e Ataide, O.S.A. † | Porto | Bishop of Elvas, Portugal |
| 21 Sep | 23.0 | Ordained Priest | Giuseppe Bolognese † | Priest | Bishop Emeritus of Marsi, Italy |
| 24.2 | Ordained Priest | Vincenzo Calŕ † | Priest | Archbishop of Sorrento, Italy |
| 23.1 | Ordained Priest | Barnaba (Gregorio) Chiaramonti, O.S.B. † | Priest of Order of Saint Benedict | Pope (Roma {Rome}, Italy) |
| 23.5 | Ordained Priest | Orazio della Torre † | Priest | Bishop of Mazara del Vallo, Italy |
| 22.9 | Ordained Priest | Mercurio Maria Teresi † | Priest of Cefalů, Italy | Archbishop of Monreale, Italy |
| 22 Sep | | Born | Michelangelo Lupoli † | Frattamaggiore | Archbishop of Salerno (-Acerno), Italy |
| 22.9 | Ordained Priest | Vincenzo Rogadei, O.S.B. † | Priest of Order of Saint Benedict | Bishop of Caserta, Italy |
| 27 Sep | | Died | Benigno Avenati, B. † | Vicar Apostolic of Ava e Pegů, Myanmar |
| 29 Sep | 27.7 | Ordained Priest | Alessandro Alessandretti † | Priest | Bishop Emeritus of Macerata e Tolentino, Italy |
| 1 Oct | 61.9 | Died | Angelo Antonio Pallante † | Bishop of San Severo, Italy |
| 5 Oct | 72.7 | Died | Pier Maria Giustiniani, O.S.B. † | Bishop of Ventimiglia, Italy |
| 11 Oct | | Born | Bernardo Rossi † | Avellinen | Bishop of San Severo, Italy |
| 14 Oct | | Born | Franciszek Borgiasz Mackiewicz † | Lubartów, Poland | Bishop of Kamyanets-Podilskyi (Kamieniec), Ukraine |
| 18 Oct | 17.3 | Professed | László Köszeghy von Romete † | Member of Society of Jesus | Bishop of Csanád, Hungary |
| 21 Oct | 61.2 | Died | Pietro Cristiani † | Bishop of Piacenza, Italy |
| 24 Oct | | Born | Raffaele Mazzio † | Rome, Italy | Cardinal, Cardinal-Priest of Santa Maria in Trastevere |
| 25 Oct | | Born | Franz Arnold Melchers † | Werne | Auxiliary Bishop of Münster, Germany |
| 28 Oct | 52.6 | Ordained Bishop | Isidro Rodríguez Lorenzo, O.S.Bas. † | Bishop of Comayagua, Honduras | Archbishop Emeritus of Santo Domingo, Dominican Republic |
| 73.8 | Died | Domenico Tatis, O.S.B. † | Bishop of Brugnato, Italy |
| Nov | 66.3 | Died | Gaspare Lancellotti-Birago † | Bishop of Bobbio, Italy |
| 23.0 | Ordained Priest | Ludovico Maria Roselli, O.F.M. † | Priest of Order of Friars Minor | Bishop of Gravina e Irsina, Italy |
| 2 Nov | 61.7 | Died | Bartolomeo Gradenigo † | Archbishop of Udine, Italy |
| 3 Nov | | Born | Felipe González Abarca, O. de M. † | Avilés | Bishop of Santander, Spain |
| 22.9 | Ordained Priest | Andrea de Lucia † | Priest | Bishop of Calvi e Teano, Italy |
| 5 Nov | 64.2 | Died | Jean-Antoine Buocher, O.F.M. † | Vicar Apostolic Emeritus of Shansi {Scian-Si} (Chan-Si), China |
| 8 Nov | | Appointed | Giovanni Percoto, B. † | Vicar Apostolic of Ava e Pegů, Myanmar |
| Appointed | Giovanni Percoto, B. † | Titular Bishop of Maxula Prates | Vicar Apostolic of Ava e Pegů, Myanmar |
| 10 Nov | 42.9 | Ordained Bishop | Francesco Magni, O.F.M. † | Titular Bishop of Miletopolis | Vicar Apostolic Emeritus of Shansi {Scian-Si} (Chan-Si), China |
| 11 Nov | 86.8 | Died | Marc’Antonio Amalfitani † | Bishop of Ortona a Mare e Campli, Italy |
| 67.7 | Died | Joăo de Azevedo † | Bishop of Portalegre, Portugal |
| 12 Nov | 65.9 | Died | Manuel Sosa Betencourt † | Bishop of Santafé en Nueva Granada, Colombia |
| 13 Nov | 43.7 | Installed | Atanasie Rednic, O.S.B.M. † | Bishop of Făgăraş (Romanian), Romania |
| 15 Nov | 43.7 | Ordained Bishop | Atanasie Rednic, O.S.B.M. † | Bishop of Făgăraş (Romanian), Romania |
| 26 Nov | | Born | Salvador Jiménez y Padilla † | Málaga, Spain | Bishop of Popayán, Colombia |
| 29 Nov | | Born | Francisco Genovés, O.P. † | Valencia, Spain | Bishop of Cebu, Philippines |
| Dec | 72.3 | Died | Mariano Amato † | Bishop of Crotone (Cotrone), Italy |
| 9 Dec | 52.5 | Appointed | Cesare Antonio Caracciolo, C.R. † | Archbishop of Conza, Italy |
| 69.7 | Appointed | Deigo Bernardo de Peredo y Navarrete † | Bishop of Cartagena, Colombia | Bishop of Yucatán (Mérida), México |
| 38.8 | Appointed | Georgius Giunchi † | Bishop of Lezhë {Lesh, Alessio}, Albania | Bishop of Bar (Antivari), Montenegro |
| 54.8 | Appointed | Giovanni Battista Jurileo † | Bishop of Arbe (Rab), Croatia | Bishop of Nona (Nin), Croatia |
| 43.8 | Appointed | Juan Molina Lario y Navarro † | Bishop of Albarracin, Spain | Bishop of Málaga, Spain |
| 45.4 | Appointed | Francisco Antonio de la Riva Mazo † | Archbishop of Santafé en Nueva Granada, Colombia |
| 10 Dec | 75.0 | Died | Domenico Maria (Michelangelo) Salvini, O.P. † | Archbishop of Nachitschewan (Naxivan, Nakhtchevan, Nakhchivan), Armenia |
| 15 Dec | 52.5 | Ordained Bishop | Cesare Antonio Caracciolo, C.R. † | Archbishop of Conza, Italy |
| 54.8 | Ordained Bishop | Giovanni Battista Jurileo † | Bishop of Arbe (Rab), Croatia | Bishop of Nona (Nin), Croatia |
| 44.0 | Ordained Bishop | Bertrand Reydellet, M.E.P. † | Titular Bishop of Gabala | Vicar Apostolic of Western Tonking {Tonkino Occidentale}, Viet Nam |
| 16 Dec | 19.3 | Professed | Andrea Mansi, O.F.M. † | Member of Order of Friars Minor | Archbishop of Otranto, Italy |
| 17 Dec | | Born | Stanislao Mossa † | Sassari | Bishop of Ampurias e Civita, Italy |
| 18 Dec | 18.0 | Professed | Gerardo José Andrés Vázquez Parga, O. Cist. † | Member of Order of Cistercians | Bishop of Salamanca, Spain |
| 19 Dec | | Born | St. Domingo Henares, O.P. † | Baena, Spain | Coadjutor Vicar Apostolic of Eastern Tonking {Tonkino Orientale}, Viet Nam |
| 21 Dec | 22.9 | Ordained Deacon | Angiolo (Angelo) Cesarini † | Deacon | Titular Bishop of Milevum |
| 23.1 | Ordained Priest | Andreas Joseph Fahrmann † | Priest of Würzburg, Germany | Auxiliary Bishop |
| 24.2 | Ordained Priest | Innocenzo Maria Lirutti, O.S.B. † | Priest of Order of Saint Benedict | Bishop of Verona, Italy |
| 22 Dec | 32.6 | Ordained Priest | Giovanni Battista Caprara Montecuccoli † | Priest of Bologna, Italy | Cardinal, Archbishop of Milano {Milan}, Italy |
| 26 Dec | 72.7 | Died | Júlio Francisco de Oliveira, C.O. † | Bishop of Viseu, Portugal |
| 27 Dec | 54.7 | Died | Pasquale Teodoro Basta † | Bishop of Melfi e Rapolla, Italy |
| 31 Dec | 91.9 | Died | Gaspare Pizzolanti, O. Carm. † | Bishop of Cervia, Italy |