| Date | Age | Bishop | Title |
|---|
| unknown | | Gerolamo Cappello, O.F.M. Conv. † | Bishop of Termoli, Italy |
| unknown | 70.0 | Pietro Colletti † | Bishop of Chiron, Greece |
| unknown | | Pedro Homem Albernaz † | Prelate of São Sebastião do Rio de Janeiro, Brazil |
| unknown | | Lourenço de Mendonça † | Prelate Emeritus of São Sebastião do Rio de Janeiro, Brazil |
| unknown | | Miguel de Portugal † | Bishop of Lamego, Portugal |
| unknown | 62.0 | Juan Sánchez Duque de Estrada † | Bishop of Trujillo, Peru |
| unknown | | Melchor Soria Vera † | Auxiliary Bishop of Toledo, Spain |
| unknown | | Benedikt Vinković † | Bishop of Zagreb (Agram), Croatia |
| unknown | 57.0 | Marco Zen † | Bishop of Torcello (Turris), Italy |
| 3 Jan | 65.3 | Rodrigo da Cunha † | Archbishop of Lisboa {Lisbon}, Portugal |
| 6 Jan | 66.0 | Luigi Riccio † | Bishop of Vico Equense, Italy |
| 7 Jan | | Francesco Romolo Mileti † | Bishop of Segni, Italy |
| 10 Jan | 77.0 | Consalvo Duranti † | Bishop of Montefeltro, Italy |
| 24 Jan | | Giovanni Battista Carcarasio † | Bishop of Città della Pieve, Italy |
| 4 Feb | 90.1 | Pietro Campori † | Cardinal, Bishop of Cremona, Italy |
| 17 Feb | 52.1 | Sebastiano De Paoli † | Bishop of Nepi e Sutri, Italy |
| Mar | 69.2 | Fulcran de Barrès † | Bishop of Agde, France |
| 31 Mar | | Jean de Sponde † | Bishop of Pamiers, France |
| May | 46.3 | Gerolamo Mascambruno † | Bishop of Isernia, Italy |
| May | 60.9 | Antonio Ricciulli † | Archbishop of Cosenza, Italy |
| 18 May | | Henri de Sponde † | Bishop Emeritus of Pamiers, France |
| 6 Jun | 87.4 | Pietro Francesco Montorio † | Bishop Emeritus of Nicastro, Italy |
| 17 Jun | 82.5 | Eustache Du Lis † | Bishop of Nevers, France |
| 21 Jun | 76.0 | Pedro Apaolaza Ramírez, O.S.B. † | Archbishop of Zaragoza, Spain |
| 22 Jun | 68.5 | Lilius Lilius † | Auxiliary Bishop of Constantinople |
| 30 Jul | 59.6 | Jean Jaubert de Barrault † | Archbishop of Arles, France |
| 12 Sep | | João Coutinho † | Archbishop of Évora, Portugal |
| 17 Oct | 65.8 | Girolamo Binago, C.O. † | Auxiliary Bishop of Bologna, Italy |
| 17 Oct | | Juan Queipo de Llano y Valdés † | Bishop of Coria, Spain |
| 23 Oct | | Pietro Corsetto † | Bishop of Cefalù, Italy |
| 24 Oct | | Andrés Fernandez de Ipenza † | Bishop of Yucatán (Mérida), México |
| 23 Nov | | Clemente Gera † | Bishop of Lodi, Italy |
| 1 Dec | 52.0 | Johann Christoph von Liechtenstein † | Bishop of Chiemsee, Germany |
| 21 Dec | | Francesco Antonio Biondo, O.F.M. Conv. † | Bishop of Ortona a Mare e Campli, Italy |
| 31 Dec | 51.0 | Ottaviano Raggi † | Cardinal, Bishop of Aleria, France |
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