| Date | Age | Bishop | Title |
| unknown | 50.0 | Stanisław Bedliński † | Auxiliary Bishop of Lutsk (Łuck), Ukraine |
| unknown | 61.0 | Franciscus Ludovicus de Bruna Rico † | Bishop of Ayacucho o Huamanga (Guamanga), Peru |
| unknown | | Daniel Delfino † | Coadjutor Patriarch of Aquileia, Italy |
| unknown | | Giorgio Trivulzio, B. † | Auxiliary Bishop of Esztergom, Hungary |
| 24 Jan | 64.7 | Henri Fuchs † | Apostolic Administrator Emeritus of Lausanne, Switzerland |
| 31 Jan | 54.1 | Manuel de Herrera, O.F.M. † | Bishop of Durango, México |
| Feb | 60.1 | Bernardino Corniani † | Bishop of Pula (Pola), Croatia |
| 4 Feb | 78.7 | Francesco Alberti di Poja † | Bishop of Trento, Italy |
| 13 Feb | 66.8 | Carlo Pio di Savoia † | Cardinal, Cardinal-Bishop of Sabina |
| Mar | 55.2 | Riccardo Annibaleschi della Molara † | Bishop of Veroli, Italy |
| Mar | 48.2 | Giovanni Battista Ponzi † | Bishop of Umbriatico (Umbriaticum), Italy |
| 7 Mar | 77.3 | Franz Johann von Vogt von Altensumerau und Prasberg † | Bishop of Konstanz {Constance}, Germany |
| 9 Mar | 85.5 | François Adhémar de Monteil de Grignan † | Archbishop of Arles, France |
| 16 Mar | 61.2 | Sebastian von Pötting-Persing † | Bishop of Passau, Germany |
| 31 Mar | 48.8 | Tommaso Caracciolo, O.S.B. † | Bishop of Gerace, Italy |
| Apr | 92.3 | Alessandro Egizio † | Bishop of Andria, Italy |
| 13 Apr | 53.3 | José Cosio Barreda † | Bishop of Salamanca, Spain |
| 13 Apr | 60.3 | Francisco de Borja † | Bishop of Trujillo, Peru |
| 27 Apr | 74.3 | Gabriel-Philippe de Froullay de Tessé † | Bishop of Avranches, France |
| May | | Marcello Filonardi † | Bishop of Aquino, Italy |
| 11 May | 77.4 | Gregório dos Anjos, C.S.J. † | Bishop of São Luís do Maranhão, Brazil |
| 20 May | 59.4 | Estevão Brioso de Figueiredo † | Bishop of Funchal, Portugal |
| 7 Jun | 64.7 | Alphonse de Berghes † | Archbishop of Mechelen, Belgium |
| 8 Jun | 66.2 | Decio Azzolini (Jr.) † | Cardinal, Secretary Emeritus of the Secretariat of State |
| 10 Jun | | Bonaventura Cavalli, O.F.M. † | Bishop of Caserta, Italy |
| 28 Jul | | Antonio Diaz de Aux, O. de M. † | Archbishop of Cagliari, Italy |
| 29 Jul | 67.6 | Valerio de São Raimundo, O.P. † | Bishop of Elvas, Portugal |
| 1 Aug | 76.6 | Tomasz Ujejski, S.J. † | Auxiliary Bishop of Warmia (Ermland), Poland |
| 1 Aug | | Tomasz Wieyski (Ujejski) † | Bishop Emeritus of Kyiv and Chernihiv (Kijów and Czernihow), Ukraine |
| 12 Aug | 78.2 | Bl. Benedetto Odescalchi † | Pope (Roma {Rome}, Italy) |
| 27 Sep | 63.4 | Angelo Maria Ranuzzi † | Cardinal, Archbishop of Bologna, Italy |
| 29 Sep | | François de Péricard † | Bishop of Angoulême, France |
| Oct | 64.4 | Giovanni Battista Amati † | Bishop of Nocera Umbra, Italy |
| Oct | 78.0 | Michele Beggiami (Beggiamo) † | Archbishop of Torino {Turin}, Italy |
| Oct | 42.2 | Giovanni Vusich † | Bishop of Nona (Nin), Croatia |
| 2 Oct | 62.2 | Domenico Valvassore, O.S.A. † | Bishop of Gravina (di Puglia), Italy |
| 6 Oct | 60.8 | Miklós Balogh † | Bishop of Vác, Hungary |
| 6 Oct | | Alexandre de Montecatino, O. Cart. † | Archbishop of Avignon, France |
| 15 Oct | | Giuseppe Maria Sebastiani, O.C.D. † | Bishop of Città di Castello, Italy |
| 22 Oct | 77.8 | Gabriel Ramírez de Avellano, O.P. † | Bishop of Mondoñedo, Spain |
| 30 Oct | 70.8 | Pier Antonio Capobianco † | Bishop Emeritus of Lacedonia, Italy |
| Nov | 44.4 | Alberto Botti (Blotto), O. Carm. † | Bishop of Albenga, Italy |
| Nov | 68.8 | Petrus Bogdano † | Archbishop of Skopje, Macedonia |
| 8 Nov | 83.9 | Jean-Jacques Séguier de La Verrière † | Bishop of Nîmes, France |
| 19 Nov | 67.9 | Domingos de Gusmão, O.P. † | Archbishop of Évora, Portugal |
| Dec | 55.9 | Ferdinando de Aguinar y Saavedra † | Archbishop of Otranto, Italy |
| 30 Dec | | Guarnerio Guarnieri † | Bishop of Recanati e Loreto, Italy |
| 31 Dec | 77.0 | Gilbert de Choiseul du Plessis Praslin † | Bishop of Tournai {Doornik}, Belgium |
| 31 Dec | 78.9 | Felipe Fernandez de Pardo, O.P. † | Archbishop of Manila, Philippines |