| Date | Age | Bishop | Title |
| unknown | | Antonio Diaz de Aux, O. de M. † | Archbishop of Cagliari, Italy |
| unknown | | Domingos de Gusmão, O.P. † | Archbishop of Évora, Portugal |
| 24 Jan | 64.7 | Henri Fuchs † | Apostolic Administrator Emeritus of Lausanne, Switzerland |
| 31 Jan | | Manuel de Herrera, O.F.M. † | Bishop of Durango, México |
| 4 Feb | 78.7 | Francesco Alberti di Poja † | Bishop of Trento, Italy |
| 13 Feb | 66.8 | Carlo Pio di Savoia † | Cardinal, Bishop of Sabina, Italy |
| 7 Mar | 77.3 | Franz Johann Reichsfreiherr 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 Graf von Pötting-Persing † | Bishop of Passau, Germany |
| 13 Apr | 60.3 | Francisco de Borja † | Bishop of Córdoba (Tucumán), Argentina |
| 27 Apr | 74.3 | Gabriel-Philippe de Froullay de Tessé † | Bishop of Avranches, France |
| 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 | | 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 |
| 1 Aug | 76.6 | Tomasz Ujejski, S.J. † | Auxiliary Bishop of Warmia, Poland |
| 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 | 78.0 | Michele Beggiami (Beggiamo) † | Archbishop of Torino {Turin}, Italy |
| 6 Oct | | Alexandre de Montecatino † | Archbishop of Avignon, France |
| 15 Oct | | Giuseppe Maria Sebastiani, O.C.D. † | Bishop of Città di Castello, Italy |
| Nov | | Alberto Blotto, O. Carm. † | Bishop of Albenga, Italy |
| 8 Nov | 83.9 | Jean-Jacques Séguier de La Verrière † | Bishop of Nimes, France |
| 31 Dec | 77.0 | Gilbert de Choiseul † | Bishop of Tournai {Doornik}, Belgium |
| 31 Dec | 78.9 | Felipe Fernandez de Pardo, O.P. † | Archbishop of Manila, Philippines |