| Date | Age | Bishop | Title |
| unknown | | Dionisio de Avila, O. de M. † | Bishop of Santorini {Thira}, Greece |
| unknown | | Filippo Bon † | Bishop of Famagusta, Cyprus |
| unknown | | Giovanni Battista Castromediano † | Bishop of Lecce, Italy |
| unknown | | Juan Cordella † | Bishop of Guardialfiera (Guardia), Italy |
| unknown | | Paolo de Cupis † | Bishop of Recanati, Italy |
| unknown | | Bernardo Antonio de’ Medici † | Bishop of Cassano all’Jonio, Italy |
| unknown | | Ludovico Magnasco di Santa Fiora † | Bishop of Assisi, Italy |
| unknown | | Luca Rinaldi † | Bishop of Gravina (di Puglia), Italy |
| unknown | | Filos Roverella † | Bishop of Ascoli Piceno, Italy |
| unknown | | Bernardo Sancio † | Bishop of L’Aquila, Italy |
| 3 Jan | | Heinrich of the Palatinate † | Bishop of Worms, Germany |
| 3 Jan | 64.9 | Heinrich von Rhein † | Bishop-Elect of Freising, Germany |
| 15 Jan | | Carlo Traversari † | Bishop of Segni, Italy |
| 16 Jan | 53.0 | Niccolò Gaddi † | Cardinal, Cardinal-Priest of Santa Maria in Via Lata |
| Feb | | Antoine de Vienne † | Bishop of Chalons-sur-Saône, France |
| 6 Feb | | Friedrich Nausea † | Bishop of Wien, Austria |
| 28 May | 52.4 | Marcello Crescenzi † | Cardinal, Administrator of Conza, Italy |
| 14 Aug | 71.6 | Philipp von Flersheim † | Bishop of Speyer, Germany |
| 15 Aug | 75.6 | Hermann zu Wied † | Archbishop Emeritus of Köln {Cologne}, Germany |
| 16 Sep | | Fernando Niño de Guevara † | Archbishop of Granada, Spain |
| 25 Sep | | Cristóbal Barrionuevo † | Auxiliary Bishop of Sigüenza, Spain |
| Oct | | Bernardino Silverii-Piccolomini † | Archbishop of Sorrento, Italy |
| 3 Oct | 22.8 | Friedrich von Brandenburg † | Archbishop-Elect of Magdeburg, Germany |
| 27 Oct | 91.8 | Galeazzo Pietra † | Bishop of Vigevano, Italy |
| 6 Dec | 49.0 | Moritz von Hutten † | Bishop of Eichstätt, Germany |
| 11 Dec | 69.6 | Paolo Giovio (il Vecchio) † | Bishop of Nocera de’ Pagani, Italy |