| Date | Age | Bishop | Title |
| unknown | 72.0 | John Galata † | Archbishop of Durrës (Durazzo), Albania |
| 2 Jan | 82.1 | Giovanni Pietro Faccolli † | Bishop of Troia, Italy |
| 3 Jan | 66.0 | Egidio Antonio Isabelli † | Bishop of Alife, Italy |
| 6 Jan | 83.3 | Pompeio Aldrovandi † | Cardinal, Bishop of Montefiascone, Italy |
| 19 Jan | 67.8 | Johann Joseph Anton Blatter † | Bishop of Sion {Sitten}, Switzerland |
| 29 Jan | 50.7 | Manuel Machado y Luna † | Bishop of Caracas, Santiago de Venezuela |
| 2 Feb | 80.8 | Paolo de Mercurio † | Bishop of Giovinazzo e Terlizzi, Italy |
| 9 Feb | 78.5 | Tommaso Maria Marelli, C.O. † | Bishop of Imola, Italy |
| 25 Feb | | Patrick MacDonogh † | Bishop of Killaloe, Ireland |
| Mar | 60.2 | Diego García Medrano † | Bishop of Segovia, Spain |
| 5 Mar | 62.0 | Józef Dominik Puzyna † | Bishop of Inflanty (Livonia)-Pilten, Poland |
| 14 Mar | 61.7 | François de Baglion de la Salle † | Bishop of Arras, France |
| Apr | 65.2 | Jean-François de Macheco de Prémeaux † | Bishop of (Saint-Lizier de) Couserans, France |
| 24 Apr | 81.4 | Edward Dicconson † | Vicar Apostolic of Northern District, England, Great Britain |
| 13 May | 72.3 | Alessandro Guiccioli † | Bishop of Rimini, Italy |
| 22 May | 66.9 | Juan Bravo del Rivero y Correa † | Bishop of Arequipa, Peru |
| 24 May | 55.4 | François de Lastic de Saint-Jal † | Bishop of Castres, France |
| 30 May | 60.7 | Miguel Vicente Cebrián Agustín † | Bishop of Córdoba, Spain |
| Jun | 78.9 | Michele Orsi † | Archbishop of Otranto, Italy |
| 7 Jun | 86.1 | Lorenzo Tartagni † | Bishop Emeritus of Veroli, Italy |
| 16 Jun | 61.5 | José Maria da Fonseca de Évora, O.F.M. † | Bishop of Porto, Portugal |
| 20 Jun | 80.5 | José Cubero Ramírez de Arellano, O. de M. † | Bishop of Chiapas (Ciudad Real de Chiapas), México |
| 24 Jun | 74.4 | Domenico Marzano † | Bishop of Bova, Italy |
| 26 Jun | 88.1 | Giulio Alberoni † | Cardinal, Bishop Emeritus of Málaga, Spain |
| Jul | 83.1 | Giovanni Battista Capuani † | Bishop of Belcastro, Italy |
| Jul | 70.9 | Bl. Antonio Lucci, O.F.M. Conv. † | Bishop of Bovino, Italy |
| 4 Jul | 88.3 | Manuel Tercero Rozas, O.S.A. † | Auxiliary Bishop of Sevilla {Seville}, Spain |
| 21 Jul | 76.2 | Diego Felipe Gómez de Angulo † | Bishop of Antequera, Oaxaca, México |
| 22 Jul | 63.5 | Gian Alberto De’ Grandi † | Bishop of Chioggia, Italy |
| 27 Jul | 53.1 | Juan Manuel Escobar Carrera † | Bishop of Mondoñedo, Spain |
| Aug | 50.6 | Joannes Bapt. Nicolovich † | Archbishop of Skopje, Macedonia |
| 19 Aug | 76.9 | José Laso de la Vega y Cansino, O.F.M. † | Bishop of Santiago de Cuba |
| 20 Aug | 71.1 | Giovanni Battista Spínola † | Cardinal, Cardinal-Bishop of Albano |
| 22 Sep | 58.4 | Isidoro Pitellia, O.M. † | Bishop of Termoli, Italy |
| 14 Oct | 65.3 | Juan Mateo López Sáenz, C.R.M. † | Bishop of Cartagena (en España) |
| 21 Oct | 84.7 | Claude-Léonce-Octavien d’Antelmy † | Bishop of Grasse, France |
| 2 Nov | 80.9 | Domenico Riviera † | Cardinal, Cardinal-Priest of Ss. XII Apostoli |
| 13 Nov | 82.1 | Ladislav Szörényi † | Bishop of Sirmio (Srijem; Sirmium), Croatia |
| 16 Nov | 73.8 | Francesco Pertusati, O.S.B. † | Bishop of Pavia, Italy |
| 21 Nov | 68.8 | José de Llupiá y Roger, O.S.B. † | Bishop of León, Spain |
| 12 Dec | 60.9 | Francisco de São Tiago, O.F.M. † | Bishop of São Luís do Maranhão, Brazil |