| Date | Age | Bishop | Title |
| unknown | 61.8 | Angelo Filipponi † | Bishop Emeritus of Nardò, Italy |
| unknown | 74.0 | José Hurtado de Mendoza † | Auxiliary Bishop-Elect of Córdoba (Tucumán), Argentina |
| 1 Jan | 69.5 | Giovanni Giuseppe Canali † | Vicegerent of Roma {Rome}, Italy |
| 12 Jan | 80.0 | Antonio María de Jesús Campos Moreno † | Titular Bishop of Rhesaina |
| 18 Jan | 69.9 | Walenty Maciej Tomaszewski † | Bishop of Włocławek (Kujawy, Kalisze), Poland |
| 19 Jan | 79.2 | Filip Felicjan Szumborski, O.S.B.M. † | Bishop of Chełm and Bełz (Ukrainian), Poland |
| 21 Jan | 62.0 | Salvador Sanz Grado † | Bishop of Salamanca, Spain |
| 24 Jan | 70.9 | Kazimierz Roch Dmochowski † | Archbishop of Mohilev, Belarus |
| 25 Jan | 83.0 | Wincenty Saryusz Karol Skórkowski † | Bishop of Kraków, Poland |
| 28 Jan | 66.7 | Manuel Anselmo Nafría † | Bishop of Coria, Spain |
| 31 Jan | 56.1 | Torello Romolo Pierazzi † | Bishop of San Miniato, Italy |
| 6 Feb | 48.3 | Zaccaria Bricito † | Archbishop of Udine, Italy |
| 18 Feb | 85.3 | Franz Arnold Melchers † | Auxiliary Bishop of Münster, Germany |
| 28 Feb | | Nicolas Blocki † | Bishop-Elect of Włocławek (Kujawy, Kalisze), Poland |
| 21 Mar | 51.4 | Jaime José Soler y Roquer † | Bishop of Teruel, Spain |
| 26 Mar | 58.2 | Timoteo Francis Astorgi (Astardjian) † | Bishop of Artvin degli Armeni (Armenian), Turkey |
| 7 Apr | 83.5 | Mariano Medrano y Cabrera † | Bishop of Buenos Aires, Argentina |
| 19 Apr | 58.4 | Luigi Ferrari † | Bishop of Modena (e Nonantola), Italy |
| 21 Apr | 62.3 | Paul Aroutin † | Bishop of Alep [Beroea, Halab] (Maronite), Syria |
| 22 Apr | 49.8 | Samuel Eccleston, P.S.S. † | Archbishop of Baltimore, Maryland, USA |
| 25 Apr | 74.8 | Jacopo Monico † | Cardinal, Patriarch of Venezia {Venice}, Italy |
| 10 May | 65.8 | Francesco Saverio Farace † | Bishop of Bovino, Italy |
| 24 May | 59.8 | Carlo Vizzardelli † | Cardinal, Prefect of the Congregation for Studies |
| 28 May | 83.8 | Antoine-Jacques de Chamon † | Bishop of Saint-Claude, France |
| 26 Jun | 74.4 | Domenico Angelini † | Auxiliary Bishop of Sabina (-Farfa), Italy |
| 26 Jun | 77.9 | Pietro Lepore † | Bishop of Castellaneta, Italy |
| 8 Jul | 53.9 | Bénigne-Urbain-Jean-Marie du Trousset d’Héricourt † | Bishop of Autun, France |
| 16 Jul | 59.5 | Manuel José da Costa † | Bishop of Leiria, Portugal |
| 20 Jul | 82.9 | Hugues-Robert-Jean-Charles de la Tour d’Auvergne-Lauraquais † | Cardinal, Bishop of Arras, France |
| 22 Jul | 66.3 | Ferenc di Paolo de Nádasdy-Fogaras † | Archbishop of Kalocsa, Hungary |
| 31 Jul | 48.4 | Giuseppe Antonio Giacomo Borghi, O.F.M. Cap. † | Bishop of Cortona, Italy |
| 1 Aug | 80.0 | Antonio Maria Cadolini, B. † | Cardinal, Bishop of Ancona e Numana, Italy |
| 5 Aug | 66.3 | José Ignacio Sánchez Navarro † | Bishop-Elect of Linares o Nueva León, Nuevo León, México |
| 7 Aug | 70.7 | Fernando Cuero y Caicedo, O.F.M. Obs. † | Bishop of Popayán, Colombia |
| 11 Aug | 68.3 | Gábor Balassa † | Bishop of Szombathely, Hungary |
| 14 Aug | 41.5 | Francesco Xaverio Giannuzzi Savelli † | Bishop of Gravina e Irsina (Montepeloso), Italy |
| 22 Aug | 78.2 | Simón Rojas Guardiola y Hortoneda, O.S.B. † | Bishop of Urgell, Spain |
| 27 Aug | 80.3 | Matteo Franco, C.P.O. † | Bishop of Catanzaro, Italy |
| 29 Aug | 61.7 | William Dollard (Dullard) † | Bishop of Fredericton, New Brunswick, Canada |
| 31 Aug | 75.3 | Joaquim de Nossa Senhora de Nazareth Oliveira e Abreu, O.F.M. Ref. † | Bishop of Coimbra, Portugal |
| 31 Aug | 74.3 | José Agustín de la Sierra Mercado † | Bishop of La Serena, Chile |
| 2 Sep | 81.2 | Anton Alois Buchmayer † | Bishop of Sankt Pölten, Austria |
| 18 Sep | 75.9 | Mariano Bianco † | Archbishop Emeritus of Amalfi, Italy |
| 29 Sep | 78.9 | Paul-Thérèse-David d’Astros † | Cardinal, Archbishop of Toulouse (-Narbonne), France |
| 4 Oct | 72.7 | William Fraser (Frazer) † | Bishop of Arichat, Nova Scotia, Canada |
| 13 Oct | 81.8 | Henricus den Dubbelden † | Vicar Apostolic of ’s-Hertogenbosch (Bois-le-Duc), Netherlands |
| 16 Oct | 74.7 | Ignace Pierre Jarweh (Jaroue, Djarwé) † | Patriarch of Antiochia {Antioch} (Syrian), Lebanon |
| 30 Oct | 80.8 | Luigi Maria Blancis da Ciriè, O.F.M. Ref. † | Bishop of Syros (e Milos), Greece |
| 10 Nov | 65.4 | Cornelius Ludovicus van Wijkerslooth van Schalkwijk (Wykerslooth) † | Titular Bishop of Curium |
| 19 Nov | 71.9 | Giovanni Battista Parretti † | Archbishop of Pisa, Italy |
| 22 Nov | 83.7 | Antonio Posada Rubín de Celis † | Patriarch of West Indies, Spain |
| 25 Nov | 56.0 | Martino Piña y Giménez † | Bishop-Elect of Plasencia, Spain |
| 11 Dec | 78.6 | Francesco-Maria Coppola † | Bishop of Oppido Mamertina, Italy |
| 22 Dec | 71.4 | Bernardo Antonino Squarcina, O.P. † | Bishop of Adria, Italy |
| 22 Dec | 61.9 | Michele (Rafaele) Todde Valeri, Sch. P. † | Bishop of Ogliastra, Italy |
| 26 Dec | 70.8 | Tomás Díez de Bedoya, O.F.M. Cap. † | Auxiliary Bishop of Santiago de Compostela, Spain |