| Date | Age | Bishop | Title |
|---|
| unknown | 88.6 | Luigi Forni † | Bishop Emeritus of Reggio Emilia, Italy |
| unknown | 60.1 | Santo d’Inzillo † | Titular Bishop of Mylasa |
| unknown | 50.0 | Juan Pablo de Olmedo † | Bishop of Santa Cruz de la Sierra, Bolivia |
| 5 Jan | 58.8 | Anton Felix Ciurletti † | Auxiliary Bishop of Salzburg, Austria |
| 6 Jan | 74.7 | Angelo Maria (Gerolamo) Quirini (Querini), O.S.B. † | Cardinal, Bishop of Brescia, Italy |
| 8 Jan | 75.9 | Francesco Ricci † | Cardinal, Cardinal-Priest of Santa Maria del Popolo |
| 8 Jan | 75.0 | Ottavio Ringhieri † | Bishop of Assisi, Italy |
| 17 Jan | 75.2 | Franciszek Antoni Kobielski † | Bishop of Lutsk (Łuck), Ukraine |
| 29 Jan | 77.0 | Amador Merino y Malaguillas † | Bishop of Badajoz, Spain |
| 7 Feb | 64.5 | Paolo Tommaso Marana, O.S.B. † | Bishop of Ascoli Piceno, Italy |
| 8 Feb | 74.0 | Niccolò Paolo Andrea Coscia † | Cardinal, Archbishop Emeritus of Benevento, Italy |
| 16 Feb | 89.4 | Giuseppe Antonio Davanzati † | Archbishop of Trani, Italy |
| 9 Mar | 60.1 | Juan Ladrón de Guevara, O. Carm. † | Bishop of Barbastro, Spain |
| 9 Mar | 74.3 | Felix Solazzo Castriotta † | Bishop Emeritus of Bisignano, Italy |
| 23 Mar | 65.5 | Michele di Palma † | Archbishop of Chieti, Italy |
| 17 Apr | 63.8 | Giovanni Girolamo Gravina, C.R. † | Bishop of Patti, Italy |
| 19 Apr | 66.2 | Sandor Máriási (Máriássy) † | Bishop of Knin (Tinin), Croatia |
| 20 Apr | 80.3 | Anthony O’Donnell, O.F.M. † | Bishop of Raphoe, Ireland |
| 26 Apr | 58.9 | Hyacinthe Le Blanc, O.S.A. † | Titular Bishop of Ioppe |
| 16 May | 77.1 | Zdenko Georg Chrzepíczky von Modliskovic † | Auxiliary Bishop of Praha {Prague}, Czechia |
| 28 May | 64.9 | Pedro José Manuel Martínez de Arizala, O.F.M. Obs. † | Archbishop of Manila, Philippines |
| 4 Jun | 84.4 | Henri-François-Xavier de Belzunce de Castelmoron † | Bishop of Marseille, France |
| 18 Jun | 75.4 | Gioacchino Besozzi, O. Cist. † | Cardinal, Cardinal-Priest of Santa Croce in Gerusalemme |
| 21 Jun | 72.2 | Claude Bouhier † | Bishop of Dijon, France |
| 22 Jun | 41.8 | Marco Antonio Piacentini, O.C.D. † | Bishop of Ispahan, Iran |
| 9 Jul | 77.5 | Francisco Pérez Prado y Cuesta † | Bishop of Teruel, Spain |
| 21 Jul | 68.5 | Louis-François de Vivet de Montclus † | Bishop of Alès (Alais), France |
| 6 Aug | 65.2 | Francisco Julián Antolino † | Bishop of Caracas, Santiago de Venezuela |
| 11 Aug | 37.9 | Francesco Agostino della Chiesa † | Bishop of Vigevano, Italy |
| 19 Aug | 55.9 | Giacomo Costa, C.R. † | Bishop of Belluno, Italy |
| 20 Aug | 80.4 | Jean-François Boyer, C.R. † | Bishop Emeritus of Mirepoix, France |
| 24 Aug | 49.1 | Joachim-Enjobert de Martiliat, M.E.P. † | Vicar Apostolic of Se-Ciuen (Setchoan, Szechwan, Sichuan), China |
| 16 Sep | 71.0 | Juan de Eulate y Santa Cruz † | Bishop of Málaga, Spain |
| 4 Oct | 73.2 | Pio Magnoni † | Bishop of Montepulciano, Italy |
| 12 Oct | 57.0 | Castrensis Scaja † | Bishop of Oria, Italy |
| 16 Oct | 78.5 | Agostino Spínola, C.R.S. † | Bishop of Savona, Italy |
| 20 Oct | 71.5 | Federigo Muschi † | Bishop of Segni, Italy |
| 14 Nov | 59.4 | Cesare Rossi † | Bishop of Gerace, Italy |
| 27 Nov | 60.1 | José Moreno Curiel, O.SS.T. † | Archbishop of Santo Domingo, Dominican Republic |
| 29 Nov | 46.9 | Antonio Biglia † | Apostolic Nuncio to Florence (Tuscany), Italy |
| Dec | 61.7 | José Ignacio Rodríguez Cornejo † | Bishop of Plasencia, Spain |
| 8 Dec | 70.2 | Jean de Lolière-Puycontat, M.E.P. † | Vicar Apostolic of Siam, Thailand |
| 15 Dec | 78.4 | Pier Luigi Carafa (Jr.) † | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
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