| Date | Age | Event | Bishop | Title | Current Title |
| 2 Jul | | Born | Carlo Vizzardelli † | Monte San Giovanni Campano, Italy | Cardinal, Cardinal-Priest of San Pancrazio |
| 3 Jul | | Born | Pedro Antonio Torres † | Popayán | Bishop of Popayán, Colombia |
| 4 Jul | | Born | José Antonio Laureano de Zubiría y Escalante † | Arispe | Bishop of Durango, México |
| 11 Jul | 62.5 | Died | Giovanni de Gregorio † | Cardinal, Cardinal-Priest of Santissima Trinità al Monte Pincio |
| 16 Jul | | Born | Jean-Pierre Sola † | Carmagnole, Italy | Bishop Emeritus of Nice, France |
| 24 Jul | 61.2 | Ordained Bishop | Francisco Isidoro Gutiérrez Vigil † | Bishop of Astorga, Spain |
| 29 Jul | | Died | James Butler (2nd) † | Archbishop of Cashel (-Emly), Ireland |
| Aug | 81.6 | Died | Thomas Zarone † | Bishop of Carinola (Calina), Italy |
| 7 Aug | | Born | Carlos Cristóvão Genuês Pereira † | Serpa | Bishop of Faro {Algarve}, Portugal |
| 53.9 | Ordained Bishop | Antonio Tavira Almazán † | Bishop of Islas Canarias {Canary Islands}, Spain | Bishop of Salamanca, Spain |
| 11 Aug | | Born | Pierre Giraud † | Montferrand | Cardinal, Archbishop of Cambrai, France |
| 13 Aug | | Born | Cornelius Denvir † | Ballywalter | Bishop Emeritus of Down and Connor, Ireland |
| 16 Aug | 42.7 | Selected | Karl Franz von Lodron † | Bishop of Brixen {Bressanone}, Italy |
| 4 Sep | 36.3 | Appointed | Charles Montault des Isles † | Bishop of Foreign Diocese | Bishop of Angers, France |
| 9 Sep | 55.7 | Died | Alexander MacDonald † | Vicar Apostolic of Highland District, Scotland, Great Britain |
| Born | Jean-François Ollivier, M.E.P. † | Pleurtuit, France | Vicar Apostolic of Western Tonking {Tonkino Occidentale}, Viet Nam |
| 11 Sep | 76.7 | Died | José Antonio Umeres de Miranda (Humeres) † | Bishop of Panamá |
| 12 Sep | 60.3 | Appointed | Franz Philipp von Inzaghi † | Bishop of Gorizia e Gradisca, Italy |
| 13 Sep | 87.1 | Died | Bartolomeo Olivazzi † | Bishop of Pavia, Italy |
| 19 Sep | | Born | Jan Kanty Dąbrowski † | Umieczki | Auxiliary Bishop of Gniezno e Poznań, Poland |
| 24 Sep | 22.9 | Ordained Priest | Gaetano Benaglia † | Priest | Bishop of Lodi, Italy |
| 23.0 | Ordained Priest | Pietro di Benedetto † | Priest | Archbishop of Reggio Calabria, Italy |
| 22.8 | Ordained Priest | Adeodato Gomez Cardosa † | Priest | Bishop of Isernia, Italy |
| 24.2 | Ordained Priest | Antonio Cinque † | Priest | Bishop of Anglona-Tursi, Italy |
| 22.8 | Ordained Priest | Geraldo Maciioti † | Priest | Auxiliary Bishop of Ostia (-Velletri), Italy |
| 23.5 | Ordained Priest | Antônio Rodrigues de Aguiar † | Priest | Prelate of Goiás, Brazil |
| 25 Sep | 24.1 | Ordained Priest | René-François Soyer † | Priest | Bishop of Luçon, France |
| 26 Sep | 23.1 | Ordained Priest | Joseph Vitus Burg † | Priest of Konstanz {Constance}, Germany | Bishop of Mainz, Germany |
| 59.9 | Appointed | Carlo Luigi Buronzo del Signore † | Bishop of Novara, Italy | Archbishop Emeritus of Torino {Turin}, Italy |
| 52.4 | Appointed | Filippo Campanelli † | Cardinal, Cardinal-Deacon of San Cesareo in Palatio |
| 46.5 | Appointed | Antonio Despuig y Dameto † | Bishop of Orihuela, Spain | Cardinal, Archbishop Emeritus of Sevilla {Seville}, Spain |
| 38.2 | Appointed | Gabriello Maria Gravina, O.S.B. † | Titular Bishop of Flavias | Prelate of Santa Lucia del Mela, Italy |
| 66.0 | Appointed | Michal Mateusz Kosmowski, C.R.L. † | Auxiliary Bishop of Gniezno, Poland |
| 66.0 | Appointed | Michal Mateusz Kosmowski, C.R.L. † | Titular Bishop of Martyropolis | Auxiliary Bishop of Gniezno, Poland |
| 64.4 | Appointed | Juan Llano Ponte † | Bishop of Oviedo, Spain |
| 64.7 | Appointed | Giovanni Logorezzi † | Bishop of Sapë, Albania |
| 64.0 | Resigned | Etienne-Charles de Loménie de Brienne † | Cardinal-Priest | Cardinal, Archbishop of Sens, France |
| 43.3 | Appointed | Paolo Maggiolo † | Bishop of Albenga, Italy |
| 37.7 | Appointed | Marco Negri † | Bishop of Pult, Albania | Bishop of Sapë, Albania |
| 41.3 | Appointed | Omobono Offredi † | Bishop of Cremona, Italy |
| 47.0 | Elevated to Cardinal | Fabrizio Dionigi Ruffo † | In Pectore | Cardinal, Chamberlain Emeritus of the College of Cardinals |
| 61.4 | Confirmed | Sigismund Anton von Hohenwart, S.J. † | Bishop of Trieste, Italy | Archbishop of Wien {Vienna}, Austria |
| 29 Sep | | Born | Antônio Joaquim de Mello † | Itú | Bishop of São Paulo, Brazil |
| 46.5 | Ordained Bishop | Antonio Despuig y Dameto † | Bishop of Orihuela, Spain | Cardinal, Archbishop Emeritus of Sevilla {Seville}, Spain |
| Born | Edward Walsh † | Lufany | Bishop of Ossory, Ireland |
| 1 Oct | | Born | Thomas Burgess † | Clayton Green | Bishop of Clifton, England, Great Britain |
| 2 Oct | 43.3 | Ordained Bishop | Paolo Maggiolo † | Bishop of Albenga, Italy |
| 41.3 | Ordained Bishop | Omobono Offredi † | Bishop of Cremona, Italy |
| 9 Oct | | Born | Giacomo Bignotti † | Romanore | Bishop of Adria, Italy |
| 10 Oct | 70.8 | Appointed | Francesco Maria Gentile † | Bishop of Luni e Sarzana, Italy | Bishop Emeritus |
| 16 Oct | 60.7 | Died | Adam Kościa † | Auxiliary Bishop of Žemaičiai (Samogizia o Tels; Żmudź), Lithuania |
| 19 Oct | | Born | Joseph William Hendren, O.F.M. † | Birmingham | Bishop Emeritus of Nottingham, England, Great Britain |
| 23 Oct | 36.5 | Ordained Bishop | Charles Montault des Isles † | Bishop of Foreign Diocese | Bishop of Angers, France |
| 61.5 | Ordained Bishop | Sigismund Anton von Hohenwart, S.J. † | Bishop of Trieste, Italy | Archbishop of Wien {Vienna}, Austria |
| 27 Oct | 78.1 | Died | Vicente da Gamal Leao † | Coadjutor Bishop Emeritus of São Sebastião do Rio de Janeiro, Brazil |
| 30 Oct | | Born | Giovanni Battista Bagnasco † | Palermo | Auxiliary Bishop of Palermo, Italy |
| 3 Nov | | Born | Ignatius de Bisogno † | Resina | Titular Bishop of Ascalon |
| 6 Nov | 24.8 | Ordained Priest | Alexandre-Raymond Devie † | Priest of Valence, France | Bishop of Belley, France |
| 66.1 | Ordained Bishop | Michal Mateusz Kosmowski, C.R.L. † | Titular Bishop of Martyropolis | Auxiliary Bishop of Gniezno, Poland |
| 8 Nov | 78.2 | Died | Pierre Brigot, M.E.P. † | Vicar Apostolic of Verapoly, India |
| 57.6 | Succeeded | Nicolas Champenois, M.E.P. † | Vicar Apostolic of Verapoly, India |
| 39.7 | Appointed | John Chisholm † | Vicar Apostolic of Highland District, Scotland, Great Britain |
| 39.7 | Appointed | John Chisholm † | Titular Bishop of Oreus | Vicar Apostolic of Highland District, Scotland, Great Britain |
| Born | Francesco Zaloni † | Lutra | Bishop of Tinos, Greece |
| 13 Nov | 38.4 | Ordained Bishop | Gabriello Maria Gravina, O.S.B. † | Titular Bishop of Flavias | Prelate of Santa Lucia del Mela, Italy |
| 51.0 | Ordained Bishop | Joseph von Stubenberg † | Bishop of Eichstätt, Germany | Archbishop of Bamberg, Germany |
| 24.0 | Ordained Priest | Francesco Saverio Triggiani, O.F.M. Conv. † | Priest of Order of Friars Minor Conventual | Bishop Emeritus of Oria, Italy |
| 17 Nov | 21.3 | Ordained Deacon | Juan Rodríguez Reymúndez † | Deacon of Lima, Peru | Priest |
| 23.8 | Ordained Deacon | Francisco de Sales Arrieta Ortiz, O.F.M. † | Deacon of Order of Friars Minor | Archbishop of Lima, Peru |
| 18 Nov | 23.8 | Ordained Priest | Francisco de Sales Arrieta Ortiz, O.F.M. † | Priest of Order of Friars Minor | Archbishop of Lima, Peru |
| 20 Nov | 75.9 | Died | François-Tristan de Cambon † | Bishop of Mirepoix, France |
| 28 Nov | | Born | José María Yáñez de Montenegro † | La Paz | Bishop of Cochabamba, Bolivia |
| 1 Dec | 86.8 | Died | Domenico Giovanni Prosperi † | Bishop of San Severino (Marche), Italy |
| 4 Dec | 45.9 | Appointed | Gerard Teahan (Teaghan) † | Archbishop of Cashel (-Emly), Ireland | Bishop of Kerry (o Ardfert) e Aghadoe, Ireland |
| 5 Dec | | Born | Niccola Marone † | Accettura | Bishop Emeritus of Ruvo e Bitonto, Italy |
| 12 Dec | 59.4 | Selected | Nikolaus Kondé de Póka-Telek † | Bishop of Beograd (-Smederevo), Serbia | Bishop of Oradea Mare {Gran Varadino, Nagyvárad}, Romania |
| 13 Dec | | Born | Manuel José da Costa † | Banho | Bishop of Leiria, Portugal |
| 16 Dec | 49.0 | Selected | Andrea de Lucia † | Bishop of Calvi Risorta, Italy | Bishop of Calvi e Teano, Italy |
| 17 Dec | 43.4 | Appointed | Luiz de Brito Homem † | Bishop of Angola e Congo, Angola | Bishop of São Luís do Maranhão, Brazil |
| 23.1 | Ordained Priest | Pietro Fazzi † | Priest | Bishop of San Miniato, Italy |
| 28.4 | Ordained Priest | Bernardo Antônio de Figueiredo † | Priest | Bishop of Faro {Algarve}, Portugal |
| 52.6 | Appointed | Miguel da Madre de Deus da Cruz, O.F.M. † | Bishop of São Paulo, Brazil | Archbishop of Braga, Portugal |
| 24.2 | Ordained Priest | Luigi Scalabrini, O. Carm. † | Priest of Order of Our Lady of Mt. Carmel | Bishop of Mazara del Vallo, Italy |
| 18 Dec | 23.2 | Ordained Deacon | Joseph Maria Johann Nepomuk von Fraunberg † | Deacon of Regensburg, Germany | Archbishop of Bamberg, Germany |
| 19 Dec | 39.6 | Appointed | Rainieri Alliata † | Bishop of Volterra, Italy | Archbishop of Pisa, Italy |
| 65.3 | Appointed | Francisco de Ibarra y Herrera † | Bishop of Guayana, Venezuela | Archbishop of Caracas, Santiago de Venezuela |
| 43.0 | Appointed | Andrés Ambrosio de Llanos y Valdés, O.F.M. † | Bishop of Linares o Nueva León, Nuevo León, México | Bishop of Chiapas (Ciudad Real de Chiapas), México |
| 53.8 | Appointed | Józef Kazimierz Kossakowski † | Coadjutor Bishop of Vilnius, Lithuania | Bishop of Inflanty (Livonia)-Pilten, Poland |
| 47.3 | Appointed | Michael Mdzewski † | Auxiliary Bishop of Płock, Poland |
| 47.3 | Appointed | Michael Mdzewski † | Titular Bishop of Dercos (Dercus) | Auxiliary Bishop of Płock, Poland |
| 53.3 | Appointed | Francisco Monteiro Pereira de Azevedo † | Bishop of Viseu, Portugal |
| 46.4 | Appointed | Michal Pałucki † | Titular Bishop of Adraa |
| 57.3 | Appointed | Francesco Falchi Picchinesi † | Bishop of Pistoia e Prato, Italy |
| 59.8 | Appointed | Giuseppe Rossi † | Titular Archbishop of Nicosia |
| 56.1 | Appointed | Cándido Manuel de Torrijos Riguerra, O.P. † | Bishop of Mérida, Venezuela |
| 67.5 | Appointed | Juan Antonio de los Tueros † | Archbishop of Burgos, Spain |
| 21 Dec | 23.2 | Ordained Priest | Joseph Maria Johann Nepomuk von Fraunberg † | Priest of Regensburg, Germany | Archbishop of Bamberg, Germany |
| 24 Dec | 38.0 | Died | Crescenzio Cavalli, O.F.M. † | Vicar Apostolic of Shansi {Scian-Si} (Chan-Si), China |
| 78.6 | Died | Andrea Torre † | Bishop of Minori, Italy |
| 26 Dec | 39.9 | Ordained Priest | Luigi Bottiglia Savoulx † | Priest | Cardinal, Prefect of the Apostolic Signatura |
| 29 Dec | | Born | Tomás Miguel Pineda y Saldaña † | Zacatecoluca, Guatemala | Bishop of San Salvador, El Salvador |