| Date | Age | Bishop | Title |
| unknown | | Francisco de Paula de Aguirre y Velasco † | Bishop of Santa Cruz de la Sierra, Bolivia |
| unknown | 75.4 | Antonio Allué Sesse † | Patriarch of West Indies, Antilles |
| 7 Jan | 78.0 | Carlo Monti † | Bishop of Cagli e Pergola, Italy |
| 13 Jan | 76.2 | Franciszek Borgiasz Mackiewicz † | Bishop of Foreign Diocese |
| 14 Jan | 82.6 | Jean-Baptiste de Bouillé † | Bishop of Poitiers, France |
| 17 Jan | 73.4 | Joseph Maria Johann Nepomuk Freiherr von Fraunberg † | Archbishop of Bamberg, Germany |
| 31 Jan | 71.8 | Pierre-Joseph Rey † | Bishop of Pinerolo, Italy |
| 22 Feb | | Aloisio Scacoz, O.F.M. † | Bishop Emeritus of Cefalonia, Greece |
| 12 Mar | 76.4 | Felipe González Abarca, O. de M. † | Bishop of Santander, Spain |
| 21 Mar | 68.6 | Ignatz Anton Demeter † | Archbishop of Freiburg im Breisgau, Germany |
| 22 Mar | 84.0 | Giuseppe Morozzo Della Rocca † | Cardinal, Bishop of Novara, Italy |
| 11 Apr | 55.6 | John England † | Bishop of Charleston, South Carolina, USA |
| 21 Apr | 78.1 | Karl Adalbert Freiherr von Beyer, O. Praem. † | Auxiliary Bishop of Köln {Cologne}, Germany |
| 22 Apr | 94.3 | Henry Conwell † | Bishop of Philadelphia, Pennsylvania, USA |
| 30 Apr | 71.6 | Pedro González Vallejo † | Bishop Emeritus of Mallorca, Spain |
| 16 May | 78.7 | Augustin de Mailhet de Vachères † | Bishop of Tulle, France |
| 21 May | 74.5 | Jean-Joseph-Pierre Guigou † | Bishop of Angoulême, France |
| 16 Jun | 55.6 | François-Marie-Edouard de Gualy † | Archbishop of Albi, France |
| 23 Jul | 85.9 | François-François Besson † | Bishop of Metz, France |
| 27 Aug | 87.8 | Jean-François-Marie Le Pappe de Trévern † | Bishop of Strasbourg, France |
| 23 Oct | 54.2 | Michael Johann Wagner † | Bishop of Sankt Pölten, Austria |
| 7 Nov | 84.6 | Agostino Rivarola † | Cardinal, Priest of Roma {Rome}, Italy |
| 29 Nov | 71.8 | Marcos Antônio de Souza † | Bishop of São Luís do Maranhão, Brazil |
| 14 Dec | 71.6 | Dominique-Marie Savy † | Bishop Emeritus of Aire, France |
| 18 Dec | 81.9 | Antonio Pérez Hirias † | Bishop of Mallorca, Spain |
| 20 Dec | 78.3 | John Dubois, P.S.S. † | Bishop of New York, New York, USA |
| 26 Dec | 68.1 | Marcin von Dundin Sulgustowski † | Archbishop of Gniezno-Poznań, Poland |