| Date | Age | Bishop | Title |
| unknown | | Giuseppe Acquaviva † | Titular Archbishop of Thebae |
| unknown | 54.0 | Francesco Bibilia † | Bishop of Isola, Italy |
| unknown | 59.4 | Juan Boldames Ibáńez, O.C.D. † | Auxiliary Bishop Emeritus of Toledo, Spain |
| unknown | 69.8 | Cristóforo Chrisostome Carletti, O.F.M. † | Auxiliary Bishop Emeritus of Calahorra y La Calzada, Spain |
| unknown | 61.0 | Adam Nowodworski † | Bishop of Poznań, Poland |
| unknown | | Diego Pereda, O.S. † | Auxiliary Bishop of Toledo, Spain |
| unknown | 66.0 | Andrea Pierbenedetti † | Bishop of Venosa, Italy |
| unknown | 56.0 | Filippo Salviati † | Bishop of Sansepolcro (Borgo San Sepolcro), Italy |
| 13 Jan | | Antonio Albergati † | Bishop Emeritus of Bisceglie, Italy |
| Mar | 70.2 | Mario Orsini † | Bishop of Tivoli, Italy |
| 1 Mar | 62.2 | Juan Guzmán, O.F.M. † | Archbishop of Zaragoza, Spain |
| 4 Jun | 65.4 | Luca Antonio Virili † | Cardinal, Cardinal-Priest of S. Salvatore in Lauro |
| 23 Jun | 95.5 | Ottavio Accoramboni † | Archbishop Emeritus of Urbino, Italy |
| Jul | | Ludovico Giamagna, O.P. † | Bishop of Stagno (Ston), Croatia |
| 7 Aug | 53.6 | Gregorio Naro † | Cardinal, Bishop of Rieti, Italy |
| 10 Aug | 75.6 | Francisco González de Salcedo Castro † | Bishop of Santiago de Chile |
| 29 Aug | | Guillaume Aleaume † | Bishop of Lisieux, France |
| 23 Sep | 51.7 | Nicola Antonio Spinelli, C.R. † | Bishop of Alessano, Italy |
| 27 Sep | | Otto Heinrich Pachmair (Bachmaier) † | Auxiliary Bishop of Regensburg, Germany |
| 2 Oct | | Porfirio Feliciani † | Bishop of Foligno, Italy |
| 22 Oct | 61.0 | Francisco Hurtado de Mendoza y Ribera † | Bishop Emeritus of Plasencia, Spain |
| 20 Nov | | Juan Bravo Lagunas, O.S.A. † | Bishop Emeritus of Ugento, Italy |
| 30 Nov | 57.7 | Georg Christoph Rösch † | Auxiliary Bishop of Eichstätt, Germany |
| Dec | | Diego (Didaco) Alvarez, O.P. † | Archbishop of Trani, Italy |
| 17 Dec | | Youssef Makhlouf el-Douaihy el-Ehdeni † | Patriarch of Antiochia {Antioch} (Maronite), Lebanon |
| 19 Dec | | Georges Chamberlain † | Bishop of Ypres (Ieper), Belgium |
| 20 Dec | 63.2 | Pedro Magarola Fontanet † | Bishop of Lérida, Spain |
| 29 Dec | 22.6 | Jan Olbracht Wazy, S.J. † | Cardinal, Bishop of Kraków, Poland |