| Date | Age | Bishop | Title |
| unknown | | Petar Domitrović † | Bishop of Zagreb (Agram), Croatia |
| unknown | 55.0 | Giovanni (Diego) Lopez de Andrada, O.S.A. † | Archbishop of Otranto, Italy |
| 1 Jan | 74.0 | Juan Moriz Salazar † | Bishop of Huesca, Spain |
| 2 Jan | | Bartolomeo Peretti † | Bishop of Marsi, Italy |
| 20 Jan | 74.1 | Fernando Martins Mascarenhas † | Bishop Emeritus of Faro {Algarve}, Portugal |
| 26 Jan | | Antonio Grimani † | Patriarch of Aquileia, Italy |
| 8 Feb | 53.3 | François d’Escoubleau de Sourdis † | Cardinal, Archbishop of Bordeaux, France |
| 8 Feb | 81.1 | Louis de Vervins, O.P. † | Archbishop of Narbonne, France |
| May | | Giovanni Antonio Santorio † | Bishop of Policastro, Italy |
| 8 May | | Sebastiano Poggi † | Bishop Emeritus of Ripatransone, Italy |
| Jun | | Cosmas Minerbetti † | Bishop of Cortona, Italy |
| 7 Jun | | Alessandro Petrucci † | Archbishop of Siena, Italy |
| 14 Jun | | Alessandro Del Monte † | Bishop of Gubbio, Italy |
| 29 Jul | 34.6 | Pietro Paolo Caputo † | Bishop of Larino, Italy |
| Aug | | Thomas Bonzi † | Bishop of Béziers, France |
| Aug | 67.6 | Jerónimo Venero Leyva † | Archbishop of Monreale, Italy |
| 6 Aug | | Charles Miron † | Archbishop of Lyon, France |
| 18 Aug | 53.6 | Antonio de Gouvea, O.S.A. † | Titular Bishop of Cyrene |
| 24 Sep | | Daniel Zeno † | Bishop of Brixen {Bressanone}, Italy |
| 23 Oct | | Tomé de Faría, O. Carm. † | Auxiliary Bishop of Lisboa {Lisbon}, Portugal |
| 23 Oct | 62.8 | Wilhelm Rinck von Balderstein † | Bishop of Basel, Switzerland |
| Nov | 44.8 | Francesco Nappi † | Bishop of Polignano (Polinianum), Italy |
| 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 |