| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Born | Johanns Christiani von Schleppegrell, O.S.A. † | | Auxiliary Bishop of Hildesheim, Germany |
| Appointed | Robert de la Motte d’Acigné † | Bishop of Saint-Malo, France |
| Ordained Bishop | Robert de la Motte d’Acigné † | Bishop of Saint-Malo, France |
| Born | Sigismund Pirchan von Rosenberg, O. Cist. † | | Auxiliary Bishop of Passau, Germany |
| 16 Jun | 41.5 | Confirmed | Georg von Hohenlohe † | Bishop of Passau, Germany |
| 19 Jun | 53.5 | Appointed | Cosmato Gentile de’ Migliorati † | Bishop of Bologna, Italy | Pope (Roma {Rome}, Italy) |
| 15 Oct | 71.8 | Died | Bartolomeo Prignano † | Pope (Roma {Rome}, Italy) |
| 2 Nov | 39.8 | Elected | Pietro Tomacelli † | Pope (Roma {Rome}, Italy) |
| 8 Nov | | Appointed | Anselme de Chantemerle † | Bishop of Rennes, France |
| 9 Nov | 39.9 | Ordained Bishop | Pietro Tomacelli † | Pope (Roma {Rome}, Italy) |
| 5 Dec | | Born | Zbigniew z Oleśnicy † | Sienno | Cardinal, Bishop of Kraków, Poland |
| 18 Dec | 54.0 | Appointed | Cosmato Gentile de’ Migliorati † | Cardinal-Priest of S. Croce in Gerusalemme | Pope (Roma {Rome}, Italy) |
| 54.0 | Elevated to Cardinal | Cosmato Gentile de’ Migliorati † | Pope (Roma {Rome}, Italy) |