| Date | Age | Bishop | Title |
| unknown | 69.0 | Antonio de Aguilar † | Bishop of Ceuta, Spain |
| unknown | | Fernando de Ocampo, O.F.M. † | Bishop of Santa Cruz de la Sierra, Bolivia |
| unknown | 86.0 | Francisco Olivares Maldonado, O.S.A. † | Auxiliary Bishop of Toledo, Spain |
| 17 Feb | | Pedro Antón Serra † | Bishop of Lérida, Spain |
| 29 Feb | 65.2 | Pedro Carranza Salinas, O. Carm. † | Bishop of Buenos Aires, Argentina |
| 25 May | 54.0 | Juan Pereda Gudiel † | Bishop of Oviedo, Spain |
| 19 Aug | | Miguel Ayala † | Bishop of Calahorra y La Calzada, Spain |
| 13 Sep | 45.9 | Leopold Erzherzog von Österreich † | Bishop-Elect Emeritus of Passau, Germany |
| 23 Sep | 70.7 | Juan Torres de Osorio † | Bishop of Valladolid, Spain |
| Oct | 61.8 | Domingos de Assumpção, O.P. † | Bishop of São Tomé e Príncipe |
| 5 Oct | | Bernardino de Senis (Sena; Senna), O.F.M. † | Bishop of Viseu, Portugal |
| 7 Oct | | Juan Sentís † | Bishop of Barcelona, Spain |
| 21 Oct | 90.8 | Gregor Helfenstein † | Auxiliary Bishop of Trier, Germany |
| 21 Oct | | Cristóbal Lobera Torres † | Bishop of Plasencia, Spain |
| Nov | 56.9 | Pedro Puigmartí Funes, O.S.B. † | Bishop of Solsona, Spain |
| 18 Nov | 37.1 | Ludovico Ludovisi † | Cardinal, Archbishop of Bologna, Italy |
| 19 Nov | 54.1 | Juan Barahona Zapata del Águila † | Bishop of León en Nicaragua |