| Date | Age | Event | Bishop | Title | Current Title |
| unknown | | Died | Marliano Baccarini † | Bishop of Bobbio, Italy |
| Born | Heinrich Bokhold † | Hamburg | Bishop of Lübeck, Germany |
| 53.0 | Appointed | Latino Orsini † | Archpriest of the Arcibasilica di San Giovanni in Laterano {Saint John Lateran Basilica} | Cardinal, Archbishop of Taranto, Italy |
| Born | Thomas Savage † | | Archbishop of York, England, Great Britain |
| 7 Jan | | Confirmed | Burkhard von Randegg † | Bishop of Konstanz {Constance}, Germany |
| 17 Jan | | Born | Antoine du Prat † | Issoire | Cardinal, Archbishop of Sens, France |
| 26 Jan | | Appointed | Andrea Tolomei † | Bishop of Siracusa, Italy |
| 75.1 | Appointed | Juan de Torquemada, O.P. † | Bishop of Orense, Spain | Cardinal, Cardinal-Bishop of Sabina |
| 28 Jan | 63.1 | Died | Pawel Gizycki † | Bishop of Płock, Poland |
| 30 Jan | | Appointed | Petruccio de Migliolo † | Bishop of Lacedonia, Italy |
| 7 Feb | | Appointed | Tommaso Malombra † | Bishop of Stagno (Ston), Croatia |
| 10 Feb | | Appointed | Nicolas de Crucibus † | Bishop of Hvar (Lesina), Croatia |
| 13 Feb | | Died | Dietrich von Moers † | Archbishop of Köln {Cologne}, Germany |
| 21 Feb | 33.1 | Selected | Simon zur Lippe † | Bishop of Paderborn, Germany |
| 24 Mar | 77.2 | Resigned | Pierre de Foix, O.F.M. † | Administrator of Arles, France | Cardinal, Bishop of Lescar, France |
| Appointed | Philippe de Lévis † | Archbishop of Arles, France |
| 26 Mar | | Ordained Priest | Burkhard von Randegg † | Priest of Konstanz {Constance}, Germany | Bishop |
| 30 Mar | 36.1 | Selected | Ruprecht von Rhein † | Archbishop of Köln {Cologne}, Germany |
| 8 Apr | | Appointed | Martino de Maggio (Madio da Tramonti) † | Bishop of Bisaccia, Italy | Bishop of Bisceglie, Italy |
| Appointed | Giacomo Porfida † | Bishop of Ariano, Italy |
| 11 Apr | 51.3 | Died | Gerhard von Hoya † | Archbishop of Bremen (and Hamberg), Germany |
| 5 May | 75.3 | Appointed | Juan de Torquemada, O.P. † | Cardinal, Cardinal-Bishop of Sabina |
| 18 May | 33.4 | Confirmed | Simon zur Lippe † | Bishop of Paderborn, Germany |
| 26 May | | Appointed | Angelo Greco † | Bishop of Martirano (Martoranum), Italy |
| Appointed | Andrea Veroli † | Bishop of Muro Lucano, Italy | Bishop of Camerino, Italy |
| 30 May | 61.4 | Selected | Dietrich von Schönberg † | Bishop of Meissen (Meißen), Germany |
| 31 May | 68.4 | Died | Caspar von Schönberg † | Bishop of Meissen (Meißen), Germany |
| 13 Jun | | Appointed | Stefano Capani † | Bishop of Lavello, Italy |
| 2 Jul | | Ordained Bishop | Burkhard von Randegg † | Bishop of Konstanz {Constance}, Germany |
| 24 Sep | | Appointed | Delfino della Pergola † | Bishop of Modena, Italy |
| Appointed | Jacopo-Antonio dalla Torre † | Bishop of Parma, Italy | Bishop of Cremona, Italy |
| 3 Oct | | Died | Johannes von Bose † | Bishop of Merseburg, Germany |
| 5 Nov | | Died | John Kingscote † | Bishop of Carlisle, England, Great Britain |
| 9 Nov | | Died | Jorge Bardají † | Bishop of Tarazona, Spain |
| 20 Nov | 23.0 | Appointed | Heinrich von Schwarzburg † | Apostolic Administrator of Bremen (and Hamberg), Germany | Bishop of Münster, Germany |
| 29 Nov | | Born | Andrea Della Valle † | Rome | Cardinal, Cardinal-Bishop of Palestrina |
| 8 Dec | | Appointed | Giovanni Francesco Brusato † | Bishop of Cassano all’Jonio, Italy | Bishop Emeritus |
| 11 Dec | | Appointed | Prospero Caffarelli † | Bishop of Ascoli Piceno, Italy |