| Date | Age | Bishop | Title |
| unknown | | Giuseppe Bondola † | Bishop of Campagna, Italy |
| unknown | | Giovanni Geronimo Doria † | Bishop of Nebbio, France |
| unknown | | Luís da Silva Teles † | Archbishop of Évora, Portugal |
| unknown | 47.0 | Kazimierz Benedykt Lezeński, O. Cist. † | Auxiliary Bishop of Warmia, Poland |
| unknown | | Bartolomé de Ocampo y Mata † | Bishop of Plasencia, Spain |
| unknown | | Giuseppe Pignatelli † | Bishop of Cava, Italy |
| 28 Mar | 57.2 | Johann Brunetti † | Auxiliary Bishop of Wrocław, Poland |
| 9 Apr | | Ignacio de Urbina † | Archbishop of Santafé en Nueva Granada, Colombia |
| May | 61.3 | Johann Peter Burmann † | Auxiliary Bishop of Köln {Cologne}, Germany |
| May | 67.6 | Godefroid-Udalric de la Margelle † | Auxiliary Bishop of Köln {Cologne}, Germany |
| 1 May | | Giuseppe Catalani † | Bishop of Larino, Italy |
| 13 May | | Daniele Scoppa, O.F.M. † | Bishop of Nola, Italy |
| 5 Jun | | Juan Ruano Corrionero † | Archbishop of Monreale, Italy |
| 13 Jun | 78.9 | Stephan Weinberger † | Auxiliary Bishop of Würzburg, Germany |
| 11 Jul | 72.2 | Pierre de Bonzi † | Cardinal, Archbishop of Narbonne, France |
| 17 Jul | 63.5 | Gregorio Solórzano Castillo † | Bishop of Avila, Spain |
| 15 Sep | | Alessandro Avio † | Bishop of San Severino, Italy |
| 4 Oct | | Leone Strozzi † | Archbishop of Firenze {Florence}, Italy |
| 16 Nov | 69.9 | Jules Mascaron † | Bishop of Agen, France |
| 10 Dec | 68.9 | Armand de Béthune † | Bishop of Le Puy-en-Velay, France |
| 17 Dec | | Emanuele Cicatelli † | Bishop of Avellino-Frigento, Italy |
| 22 Dec | 64.6 | Alessandro Ciceri, S.J. † | Bishop of Nanking [Nanjing], China |