| Date | Age | Bishop | Title |
| unknown | | Carlo Cutillo † | Bishop of Minori, Italy |
| unknown | 67.0 | Eustachy Stanisław Kotowicz † | Bishop of Smoleńsk, Poland |
| unknown | | Manuel de Molinedo Angulo † | Bishop of Cuzco, Peru |
| 4 Jan | 88.3 | Giambattista Spínola (Sr.) † | Cardinal, Archbishop Emeritus of Genova, Italy |
| 21 Jan | 60.6 | Francisco de la Puebla González † | Bishop of Santiago de Chile |
| 28 Jan | 64.1 | Luis Pueyo Abadía, O. Carm. † | Bishop of Albarracin, Spain |
| 13 Feb | 60.1 | Franz Caspar Reichsfreiherr von Stadion † | Bishop of Lavant, Slovenia |
| 23 Feb | 72.5 | Enrico Noris, O.S.A. † | Cardinal, Librarian of the Vatican Library |
| 15 Mar | 74.2 | Juan Leyva † | Bishop of Almería, Spain |
| 10 Apr | 74.4 | Wilhelm Egon Fürst von Fürstenberg † | Cardinal, Bishop of Strasbourg, France |
| 12 Apr | 76.5 | Jacques-Bénigne Bossuet † | Bishop of Meaux, France |
| 29 Apr | 74.3 | Francisco de Lima (Lemos), O. Carm. † | Bishop of Olinda, Brazil |
| 15 May | 76.8 | Martín de Híjar y Mendoza, O.S.A. † | Bishop of Concepción, Chile |
| 21 May | 78.8 | Hermann Werner Reichsfreiherr von Wolf-Metternich zu Gracht † | Bishop of Paderborn, Germany |
| 10 Jun | 60.2 | Marquard Rudolf Reichsritter von Rodt † | Bishop of Konstanz {Constance}, Germany |
| 10 Jun | 78.7 | Johann Kaspar Schnorf † | Auxiliary Bishop of Basel, Switzerland |
| 28 Jun | 80.5 | Joăo de Melo † | Bishop of Coimbra, Portugal |
| 17 Jul | 61.5 | Juan Manuel Mercadillo, O.P. † | Bishop of Córdoba (Tucumán), Argentina |
| 19 Jul | 56.5 | André Colbert † | Bishop of Auxerre, France |
| 28 Jul | 77.6 | Juan de Porra y Atienza † | Bishop of Coria, Spain |
| 29 Aug | 66.7 | Diego Evelino Hurtado de Compostela (Vélez) † | Bishop of Santiago de Cuba |
| 6 Dec | 74.3 | Johann Martin Reichsritter von Eyb † | Bishop of Eichstätt, Germany |