| Date | Age | Bishop | Title |
|---|
| unknown | 82.2 | Gaetano Maria Avarna † | Bishop of Nicosia, Italy |
| unknown | 66.7 | Manuel Isidoro Pérez Sánchez † | Bishop Emeritus of Antequera, Oaxaca, México |
| 3 Jan | 54.0 | Gabriele Barissich Bosniese, O.F.M. † | Bishop of Lezhë {Lesh, Alessio}, Albania |
| 3 Jan | 77.3 | Andreas Stanislaus von Hattynski (Hatten) † | Bishop of Warmia (Ermland), Poland |
| 8 Jan | 54.1 | Antonio-Maria Calcagno † | Bishop of Adria, Italy |
| 10 Jan | 59.5 | Vincenzo Massi † | Bishop Emeritus of Gubbio, Italy |
| 12 Jan | 68.3 | Jacinto Rodríguez Rico † | Bishop of Cuenca, Spain |
| 16 Jan | 86.2 | Gregor Tarkovic (Tárkovits) † | Bishop of Prešov (Prjašev) (Slovakian), Slovakia |
| 19 Jan | 84.2 | Giovanni Nepomuceno Ferdiani † | Bishop of Iglesias, Italy |
| 27 Jan | 73.1 | Franciszek Ksawery Zglenicki † | Auxiliary Bishop of Kraków, Poland |
| 2 Feb | 85.2 | Ramón María Adurriaga Uribe † | Bishop of Avila, Spain |
| 9 Feb | 72.9 | Giuseppe Saverio Poli † | Bishop of Anglona-Tursi, Italy |
| 13 Feb | 75.2 | Salvador Jiménez y Padilla † | Bishop of Popayán, Colombia |
| 15 Feb | 79.0 | Romualdo de Souza Coelho † | Bishop of Belém do Pará, Brazil |
| 16 Feb | 87.0 | Mateo Delgado y Moreno † | Bishop of Badajoz, Spain |
| 19 Feb | 84.2 | Mathias Le Groing de La Romagčre † | Bishop of Saint-Brieuc, France |
| 19 Feb | 58.7 | Antonio Piatti † | Titular Patriarch of Antiochia {Antioch} |
| 4 Mar | 66.9 | José Manuel Fernández de Córdoba y Meló † | Bishop of La Paz, Bolivia |
| 4 Mar | 56.0 | Carlos Pereira Freire de Moura † | Bishop-Elect of Mariana, Brazil |
| 16 Mar | 69.4 | Juan Francisco Marco y Catalán † | Cardinal, Priest of the Roman Curia - Other |
| Apr | 75.8 | Francesco Maria Zoppi † | Bishop Emeritus of Massa Carrara, Italy |
| 1 Apr | 73.5 | José Calixto Orihuela Valderrama, O.S.A. † | Bishop Emeritus of Cuzco, Peru |
| 8 Apr | 79.6 | Charles-Louis Salmon du Châtelier † | Bishop of Evreux, France |
| 25 Apr | 80.5 | Antonio Domenico Gamberini † | Cardinal, Bishop Emeritus of Orvieto, Italy |
| 26 Apr | 83.2 | Franz Ignaz von Streber † | Auxiliary Bishop of München und Freising {Munich}, Germany |
| 4 May | 76.4 | Domenico Novi Ciavarria † | Bishop of Avellino, Italy |
| 12 Jul | 80.1 | John Baptist Mary David, P.S.S. † | Bishop Emeritus of Bardstown, Kentucky, USA |
| 12 Jul | 62.7 | Franz Xaver von Schwäbl † | Bishop of Regensburg, Germany |
| 21 Jul | 83.9 | Louis de Belmas † | Bishop of Cambrai, France |
| 17 Aug | 56.4 | Carlo Odescalchi, S.J. † | Priest of Society of Jesus |
| 18 Aug | 85.3 | Guilelmus Zerbi † | Auxiliary Bishop of Sabina (-Farfa), Italy |
| 30 Aug | 70.9 | Friedrich Klemens von Ledebur † | Bishop of Paderborn, Germany |
| 6 Sep | 54.3 | Louis-Robert Paysant † | Bishop of Angers, France |
| 14 Sep | 55.6 | Ignaz Bernhard Mauermann † | Vicar Apostolic of Saxonia (Saxony), Germany |
| 24 Oct | 55.1 | Franz Anton Gindl † | Bishop of Gurk, Austria |
| 13 Nov | 73.5 | Pierre-Marie Cottret † | Bishop of Beauvais, France |
| 18 Nov | 60.7 | José da Assunçăo Vieira, O.F.M. † | Bishop-Elect of Lamego, Portugal |
| 25 Nov | 71.8 | Guillaume-Aubin de Villčle † | Archbishop of Bourges, France |
| 26 Nov | 92.1 | Jean Brumault de Beauregard † | Bishop Emeritus of Orléans, France |
| 26 Nov | 91.1 | Luigi Zuppani † | Bishop of Belluno e Feltre, Italy |
| 28 Nov | 74.4 | Antonio Cinque † | Bishop of Anglona-Tursi, Italy |
| 12 Dec | 76.6 | Denis-Antoine-Luc de Frayssinous † | Titular Bishop of Hermopolis Maior |
| 17 Dec | 70.1 | Valentino Armellini † | Bishop of Alatri, Italy |
| 18 Dec | 68.3 | Giuseppe della Porta Rodiani † | Cardinal, Auxiliary Bishop of Roma {Rome}, Italy |
| 27 Dec | 75.0 | Andrzej Benedykt Kłagiewicz † | Bishop of Vilnius, Lithuania |
| 28 Dec | 74.6 | Augustin-Louis de Montblanc † | Archbishop of Tours, France |
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