| Date | Age | Bishop | Title |
| unknown | 63.0 | Francisco Domonte, O. de M. † | Auxiliary Bishop of Sevilla {Seville}, Spain |
| unknown | 61.0 | Serafino Esquirro † | Bishop of Ales e Terralba, Italy |
| unknown | 64.0 | Teodoro Gennaro, O.F.M. † | Bishop of Krk (Veglia), Croatia |
| unknown | | Andrew Lynch † | Bishop of Kilfenora, Ireland |
| Jan | 76.0 | Giovanni Battista Buonacorsi † | Bishop of Colle di Val d’Elsa, Italy |
| 5 Jan | 70.1 | Pietro Vidoni (Sr.) † | Cardinal, Bishop Emeritus of Lodi, Italy |
| 10 Jan | 73.0 | Luis Morales, O.S.A. † | Bishop of Tropea, Italy |
| 21 Jan | 62.8 | Benedetto Cappelletti † | Archbishop Emeritus of Manfredonia, Italy |
| 1 Feb | 73.1 | Johann Eberhard Nidhard (Neidhardt), S.J. † | Cardinal, Cardinal-Priest of Santa Croce in Gerusalemme |
| 3 Feb | 58.0 | Alexander da Silva † | Bishop of Elvas, Portugal |
| 6 Feb | 73.0 | Joachim Luzinszky † | Bishop of Oradea Mare {Gran Varadino, Nagyvárad}, Romania |
| 8 Feb | 76.1 | Jean d’Olce † | Bishop of Bayonne, France |
| 16 Mar | 61.2 | Pedro de Copons i de Teixidor † | Bishop of Urgell, Spain |
| 18 Mar | 52.5 | Francescantonio de Marco † | Bishop of Castro di Puglia, Italy |
| 27 Mar | 69.2 | Maciej Marian Kurski, O.F.M. † | Auxiliary Bishop of Poznań, Poland |
| Apr | 74.2 | Augustin de Angelis, C.R.S. † | Bishop of Umbriatico (Umbriaticum), Italy |
| 3 Apr | 64.2 | Francesco Martinelli, C.O. † | Bishop of Patti, Italy |
| 6 Apr | 59.2 | Scipione de Martinis † | Bishop of Polignano (Polinianum), Italy |
| 6 Apr | | Giuseppe Zandemaria † | Bishop of Piacenza, Italy |
| 7 Apr | 79.2 | Bartolomeo Gera (Giera) † | Bishop of Feltre, Italy |
| 11 Apr | 61.0 | Nicolas Ladvocat-Billiard † | Bishop of Boulogne (-Sur-Mer), France |
| 18 Apr | 87.2 | Jean du Haut de Sallies † | Bishop of Lescar, France |
| 25 Apr | 84.4 | Joseph Saulnier, O.S.B. † | Auxiliary Bishop of Besançon, France |
| 27 Apr | 61.3 | Juan Herrero Jaraba † | Bishop of Plasencia, Spain |
| 27 Apr | 62.3 | Dominique de Ligni † | Bishop of Meaux, France |
| 20 May | 62.3 | Judocus Houbraken † | Vicar Apostolic of ’s-Hertogenbosch (Bois-le-Duc), Netherlands |
| 24 May | 72.3 | Celio Piccolomini † | Cardinal, Archbishop of Siena, Italy |
| 31 May | 73.4 | Juan de Escalante Turcios y Mendoza † | Bishop of Yucatán (Mérida), México |
| 31 May | 76.6 | Jesse Perchoffer † | Auxiliary Bishop of Brixen {Bressanone}, Italy |
| 2 Jun | 53.4 | Agostino Isimbardi, O.S.B. † | Bishop of Cremona, Italy |
| 2 Jul | 69.5 | Arnauld-François de Maytie † | Bishop of Oloron (Oloron-Sainte-Marie), France |
| 4 Jul | 76.5 | Kaspar Zeiler † | Auxiliary Bishop Emeritus of Augsburg, Germany |
| 10 Jul | | Stefano Ugolini † | Titular Patriarch of Constantinople |
| 11 Jul | 55.6 | St. Oliver Plunkett † | Archbishop of Armagh, Ireland |
| Aug | 64.5 | Giovanni Carlo Valentini † | Bishop of Città Ducale, Italy |
| 10 Aug | 72.6 | Marcos de Sobremonte † | Bishop of Puerto Rico (Porto Rico) |
| 13 Aug | 61.6 | Nicolás Ortiz del Puerto y Colmenares Salgado † | Bishop of Antequera, Oaxaca, México |
| 8 Sep | 52.6 | Gaetano Miraballi (Miroballi), C.R. † | Archbishop of Amalfi, Italy |
| 9 Sep | 53.6 | Francisco Berardo † | Bishop of Lérida, Spain |
| 10 Sep | 59.1 | Diego Lozano González, O. Carm. † | Bishop of Potenza, Italy |
| 21 Sep | 81.7 | Claude Mallier du Houssay † | Bishop Emeritus of Tarbes, France |
| 26 Sep | 41.7 | Paolo Caravita, O.S.B. † | Archbishop of Conza, Italy |
| 2 Oct | | Miguel Pérez Cevallos † | Auxiliary Bishop of Toledo, Spain |
| 4 Oct | | Francesco Visconti † | Bishop Emeritus of Cremona, Italy |
| 24 Oct | 76.8 | Mikołaj Torosowicz † | Archbishop of Lviv (Armenian), Ukraine |
| 3 Nov | 71.3 | François de Baillencourt † | Bishop of Brugge {Bruges}, Belgium |
| 4 Nov | 66.6 | Francesco Megale † | Bishop of Isola, Italy |
| 23 Nov | 67.8 | Carlo Rossetti † | Cardinal, Bishop of Faenza, Italy |
| Dec | 48.9 | Gaspare Toralto † | Bishop of Tricarico, Italy |
| 8 Dec | 45.9 | Francesco Maria Caffori (Cafferi) † | Bishop of Castro di Puglia, Italy |
| 8 Dec | 56.6 | Marco Antonio Marescotti † | Bishop of Chiusi, Italy |
| 17 Dec | 63.9 | Antonio de Isla y Mena † | Bishop of Osma, Spain |
| 23 Dec | 62.2 | Antonio Fernández del Campo Angulo y Velasco † | Bishop of Jaén, Spain |