| Date | Age | Bishop | Title |
|---|
| 1 Jan | 74.0 | Juan Moriz Salazar † | Bishop of Huesca, Spain |
| 2 Jan | 85.0 | Bartolomeo Peretti † | Bishop of Marsi, Italy |
| 20 Jan | 74.0 | Fernando Martins Mascarenhas † | Bishop Emeritus of Faro {Algarve}, Portugal |
| 26 Jan | | Antonio Grimani † | Patriarch of Aquileia, Italy |
| Feb | | Louis de Bologne † | Bishop of Digne, France |
| 8 Feb | 53.2 | François d’Escoubleau de Sourdis † | Cardinal, Archbishop of Bordeaux, France |
| 8 Feb | 80.5 | Louis de Vervins, O.P. † | Archbishop of Narbonne, France |
| 5 Mar | 33.1 | Daniel de La Mothe-Houdancourt † | Bishop of Mende, France |
| 6 Mar | 48.1 | Stephen Strecheus † | Auxiliary Bishop of Liège, Belgium |
| 11 Apr | 54.2 | Bernardino Buratti † | Archbishop of Manfredonia, Italy |
| May | | Giovanni Antonio Santorio † | Bishop of Policastro, Italy |
| 8 May | | Sebastiano Poggi † | Bishop Emeritus of Ripatransone, Italy |
| Jun | | Cosmas Minerbetti † | Bishop of Cortona, Italy |
| 1 Jun | | Julius Benigni † | Secretary of the Congregation of (Sacred) Rites |
| 7 Jun | | Alessandro Petrucci † | Archbishop of Siena, Italy |
| 14 Jun | | Alessandro Del Monte † | Bishop of Gubbio, Italy |
| 28 Jun | 64.4 | João Pinto da Piedade, O.P. † | Bishop Emeritus of Macau, China |
| 29 Jul | 34.5 | Pietro Paolo Caputo † | Bishop of Larino, Italy |
| Aug | 67.5 | Jerónimo Venero Leyva † | Archbishop of Monreale, Italy |
| 6 Aug | 65.5 | Charles Miron † | Archbishop of Lyon, France |
| 7 Aug | 27.5 | Thomas Bonzi † | Bishop of Béziers, France |
| 18 Aug | 53.6 | Antonio de Gouvea, O.E.S.A. † | Titular Bishop of Cyrene |
| 22 Aug | 59.6 | Giovanni (Diego) Lopez de Andrade, O.S.A. † | Archbishop of Otranto, Italy |
| 24 Sep | 46.7 | Daniel Zeno † | Bishop of Brixen {Bressanone}, Italy |
| 28 Sep | 44.7 | François (Lopis) de La Fare, O.M. † | Bishop of Riez, France |
| 23 Oct | | Tomé de Faría, O. Carm. † | Auxiliary Bishop of Lisboa, Portugal |
| 23 Oct | 62.8 | Wilhelm Rinck von Balderstein † | Bishop of Basel, Switzerland |
| 24 Oct | 50.8 | Henri Ignace Nowohradsky de Kozowrat † | Auxiliary Bishop of Olomouc (Olmütz), Czechia |
| Nov | 44.8 | Francesco Nappi † | Bishop of Polignano (Polinianum), Italy |
| 28 Nov | 62.9 | Jean de Pélissier, O.S.B. † | Bishop of Apt, France |
| 5 Dec | 77.9 | Alonso Orozco Enriquez de Armendáriz Castellanos y Toledo, O. de M. † | Bishop of Michoacán, México |
| 28 Dec | | José Palafox Palafox † | Bishop of Jaca, Spain |
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