| Date | Age | Bishop | Title |
| unknown | 55.4 | Thaddaeus Josephus Bukaty † | Titular Bishop of Thespiae |
| unknown | 80.0 | Giovanni Battista Crispi † | Archbishop of Naxos, Greece |
| unknown | 60.6 | Aloysius Cusani † | Archbishop of Oristano, Italy |
| unknown | | José Alejandro de Egües y Villamar † | Bishop of Santa Marta, Colombia |
| unknown | 55.9 | Franciscus de Lauria † | Bishop of Guardialfiera (Guardia), Italy |
| unknown | 63.8 | Alejandro José de Ochoa y Morillo † | Bishop of La Paz, Bolivia |
| unknown | 69.2 | Andreas Ország † | Auxiliary Bishop of Pécs, Hungary |
| unknown | 77.8 | José Maria Sisto e Brito, C.R. † | Bishop of Sora, Italy |
| 17 Jan | 80.7 | Francesco Zunica † | Archbishop of Acerenza e Matera, Italy |
| 21 Jan | 68.9 | Tomás Lorenzana Butrón † | Bishop of Gerona, Spain |
| 27 Jan | 89.4 | Francesco Maria Banditi, C.R. † | Cardinal, Archbishop of Benevento, Italy |
| 10 Feb | 71.5 | Agustín Lezo Palomeque † | Archbishop of Zaragoza, Spain |
| 24 Feb | 69.4 | Karl Aloys von Königsegg und Rothenfels † | Auxiliary Bishop of Köln {Cologne}, Germany |
| 4 Mar | 64.9 | Filippo Trenta † | Bishop of Foligno, Italy |
| 24 Mar | 72.8 | Antonio Caballero y Góngora † | Bishop of Córdoba, Spain |
| 30 Mar | 65.7 | Nicola Colonna di Stigliano † | Cardinal, Cardinal-Priest of Santo Stefano al Monte Celio |
| 31 Mar | 77.5 | Carlo Zangheri † | Bishop of Assisi, Italy |
| 11 Apr | 73.5 | Stephan Alexander Würdtwein † | Auxiliary Bishop of Worms, Germany |
| 12 Apr | 56.3 | Philippe Gemayel † | Bishop |
| 26 Apr | 71.3 | Blas Manuel Sobrino y Minayo † | Bishop of Trujillo, Peru |
| 28 Apr | 70.9 | Angelo Maria Durini † | Cardinal, Titular Archbishop of Ancyra |
| May | 90.3 | Thomas del Pozzo † | Titular Bishop of Antipatris |
| 2 May | 75.9 | Juan García Ruiz, O.S.A. † | Bishop of Nueva Caceres, Philippines |
| 2 May | 64.2 | Wenzel Kobaltz † | Prefect of Meißen (Meissen) {Lusazia o Lausitz; Sassonia}, Germany |
| 2 May | | Juan Ruiz de San Agustín, O.A.R. † | Bishop of Nueva Segovia, Philippines |
| 6 May | 80.3 | Jean de la Croix de Castries-Mairargues † | Bishop of Vabres, France |
| 16 May | 59.2 | Vittorio Maria Baldassare Gaetano Costa d’Arignano † | Cardinal, Archbishop of Torino {Turin}, Italy |
| 19 May | 67.5 | Francesco Paolo Mandarani † | Bishop of Nicastro, Italy |
| 30 May | 66.4 | Diego de Jesus Jardim, O.S.H. † | Bishop of Elvas, Portugal |
| 19 Jun | | Denis Conway † | Bishop of Limerick, Ireland |
| 21 Jun | 74.5 | Louis-Jérême de Suffren de Saint-Tropez † | Bishop of Nevers, France |
| 23 Jun | 71.5 | Martinus Chyczewski † | Auxiliary Bishop Emeritus of Włocławek (Kujawy, Kalisze), Poland |
| 8 Jul | 62.7 | Adam Stanisław Naruszewicz, S.J. † | Bishop of Lutsk (Łuck), Ukraine |
| 12 Jul | 60.6 | Nicola Zoppetti, O.S.A. † | Bishop of Fabriano e Matelica, Italy |
| 16 Jul | 68.5 | Carlo di Ambrosio † | Bishop of Larino, Italy |
| 22 Jul | 70.6 | William Egan † | Bishop of Waterford and Lismore, Ireland |
| 6 Aug | | Cyril VII (François) Siaj (Siage) † | Patriarch of Antiochia {Antioch} (Melkite Greek), Syria |
| 16 Aug | 70.9 | Giovanni Antonio Cossu, O.S.M. † | Bishop of Bosa, Italy |
| 17 Aug | 64.5 | Giulio Pignatelli, O.S.B. † | Archbishop of Salerno, Italy |
| 27 Aug | 58.7 | Charles-Joseph Compans de Brichanteau † | Bishop Emeritus of Saint-Jean-de-Maurienne, France |
| 1 Sep | 58.4 | Francisco Ramón Larumbre † | Bishop of Tudela, Spain |
| 20 Sep | 64.7 | Hugues-François de Regnault-Bellescize † | Bishop of Saint-Brieuc, France |
| 27 Sep | 74.8 | Emanuele Maria Pignone del Carretto, O.S.A. † | Bishop of Sessa Aurunca, Italy |
| 2 Oct | 62.9 | Manuel Azamor y Ramírez † | Bishop of Buenos Aires, Argentina |
| 2 Oct | 60.4 | Domingo Ramón Fernández Angulo † | Bishop of Tui, Spain |
| 6 Oct | 84.0 | Michele Tafuri † | Bishop of Cava (de’ Tirreni), Italy |
| 7 Oct | 59.4 | Thomas Johann Kaspar von Thun und Hohenstein † | Bishop of Passau, Germany |
| 18 Oct | 78.2 | Albert Louis de Lichtervelde † | Bishop of Namur {Namen}, Belgium |
| 22 Oct | 70.2 | Giulio Cesare Viancini † | Bishop of Biella, Italy |
| 22 Nov | 60.9 | Alexandre-Joseph-Alexis de Bruyère de Chalabre † | Bishop Emeritus of Saint-Omer, France |
| 23 Nov | 79.2 | Julián Gascueña Herráiz, O.F.M. † | Bishop of Avila, Spain |
| 24 Nov | 84.4 | Nicolò Antonio Giustiniani, O.S.B. † | Bishop of Padova {Padua}, Italy |