Date | Age | Event | Bishop | Title | Current Title |
unknown | | Born | Gerolamo Acciabianca † | | Bishop of Nusco, Italy |
| Died | Georges Alexander † | Bishop of Arkadi, Greece |
65.0 | Died | Gabriele Guadano (Altilio) † | Bishop of Policastro, Italy |
| Born | Francois Bachaud (Bachodi) † | | Bishop of Genève {Geneva}, Switzerland |
| Died | Filippo Bartolomei † | Bishop of Hierapetra, Greece |
| Appointed | John Bell, O.F.M. † | Auxiliary Bishop of Exeter, England, Great Britain | Bishop of Mayo, Ireland |
| Appointed | John Bell, O.F.M. † | Auxiliary Bishop of Salisbury, England, Great Britain | Bishop of Mayo, Ireland |
| Born | Scipione Bongalli † | | Bishop of Civita Castellana e Orte, Italy |
56.0 | Resigned | Guillaume Briçonnet † | Administrator of Toulon, France | Cardinal, Archbishop of Narbonne, France |
67.0 | Died | André Byssmann, O.S.A. † | Auxiliary Bishop of Olomouc (Olmütz), Czechia |
| Born | Martín de Calatayud, O.S.H. † | | Bishop of Santa Marta, Colombia |
| Died | Giovanni di Castello † | Bishop of Carinola (Calina), Italy |
| Died | Sigismund Jean de Chaktornya † | Administrator of Pécs, Hungary |
| Resigned | Barthelemy Chuet (Chouet, Cueti) † | Bishop of Nice, France | Bishop Emeritus |
| Appointed | Augustine Church † | Auxiliary Bishop of Lincoln, England, Great Britain | Auxiliary Bishop Emeritus |
| Died | Girolamo de Comitibus † | Bishop of Massa Marittima, Italy |
| Born | Matteo Concini † | | Bishop Emeritus of Cortona, Italy |
| Born | Eustache de Croy † | | Bishop of Arras, France |
| Born | Donato Curiale † | | Bishop Emeritus of Bova, Italy |
| Resigned | Antoine d’Albon † | Bishop-Elect of Arras, France | Former Bishop-Elect |
26.3 | Appointed | Luigi d’Aragona † | Administrator of Policastro, Italy | Cardinal, Administrator of Nardò, Italy |
| Born | Georges d’Armagnac † | | Cardinal, Archbishop Emeritus of Tours, France |
| Born | George Day † | | Bishop of Chichester, England, Great Britain |
| Born | Bernardo Antonio de’ Medici † | | Bishop of Cassano all’Jonio, Italy |
| Died | Guillaume Dufour, O.S.A. † | Titular Bishop of Archadia |
68.0 | Died | William Egremont, O.E.S.A. † | Bishop of Dromore, Ireland |
| Died | Antonio Fabregas † | Bishop of Venosa, Italy |
| Selected | Hemming Gadh † | Bishop of Linköping, Sweden | Bishop-Elect |
| Succeeded | Pedro Gamboa † | Bishop of Carinola (Calina), Italy |
| Died | Giovanni Garsia, O.S.B. † | Bishop of Castro [di Sardegna], Italy |
| Died | Giovanni Battista , O.P. † | Bishop of Nachitschewan (Naxivan, Nakhtchevan, Nakhchivan), Armenia |
| Resigned | Giorgio , O.S.B. † | Bishop of Castro di Puglia, Italy | Bishop Emeritus |
| Born | Giovanni Grimani † | | Patriarch of Aquileia, Italy |
| Born | Pedro Guerrero Logroño (Mendoza) † | | Archbishop of Granada, Spain |
| Born | Nicholas Heath † | | Archbishop Emeritus of York, England, Great Britain |
| Resigned | Benoît de Jean † | Bishop of Cahors, France | Bishop Emeritus |
33.0 | Appointed | Matthäus Lang von Wellenburg † | Coadjutor Bishop of Gurk, Austria | Cardinal, Archbishop of Salzburg, Austria |
| Died | Jean L’Apotre, O.S.A. † | Titular Bishop of Bethleem |
| Appointed | Lodovico † | Bishop of Civita Castellana e Orte, Italy |
| Died | Richard MacBrien, O.P. † | Bishop Emeritus of Elphin, Ireland |
| Died | Georg Manninger von Kirchberg † | Bishop of Pedena, Austria |
| Died | Guillaume de Maraffin † | Bishop of Noyon, France |
| Died | Paolo di San Ginesio Marini, O.S.A. † | Auxiliary Bishop of Milano {Milan}, Italy |
| Born | Braccio Martelli † | | Bishop of Lecce, Italy |
| Born | Felice de Massimi † | | Bishop of Città Ducale, Italy |
| Died | Domenico de Milia † | Bishop of Ottana, Italy |
| Resigned | Michele Natalizi † | Bishop of Senj, Croatia | Bishop Emeritus |
| Born | Luigi de Palmeri, O.F.M. † | | Archbishop of Acerenza e Matera, Italy |
| Died | Diego de Peralta † | Bishop of Ciudad Rodrigo, Spain |
| Born | Niccolò Ridolfi † | | Cardinal, Administrator of Vicenza, Italy |
| Died | Jean Rolin † | Bishop of Autun, France |
| Died | Karl Rønnow † | Bishop of Odense, Denmark |
| Appointed | Louis de Rugeriis † | Bishop of Pedena, Austria |
| Died | Anton von Sankfalva † | Bishop of Nitra, Slovakia |
| Born | Jerónimo Teodoli † | | Bishop Emeritus of Cádiz, Spain |
| Born | Charles de Tournon † | | Bishop of Viviers (Aps), France |
| Died | Agostino Tuttavilla (de Estoutevilla) † | Bishop-Elect of Sarno, Italy | Former Bishop-Elect |
| Died | Péter Várdai † | Archbishop of Kalocsa, Hungary |
| Died | Giovanni Paolo Vassalli † | Bishop of Aversa, Italy |
| Appointed | Istvan de Vaya † | Auxiliary Bishop of Eger, Hungary |
| Appointed | Istvan de Vaya † | Titular Bishop of Nicomedia | Auxiliary Bishop of Eger, Hungary |
| Resigned | RIchard Wycherley, O.P. † | Auxiliary Bishop of Worcester, England, Great Britain |
13 Jan | | Appointed | Jean de Pierrefonds † | Bishop of Meaux, France |
18 Jan | 38.0 | Appointed | Thomas Savage † | Archbishop of York, England, Great Britain |
22 Jan | | Selected | Thomas Langton † | Archbishop of Canterbury, England, Great Britain | Bishop of Winchester, England, Great Britain |
27 Jan | 30.0 | Selected | Peter Krafft † | Auxiliary Bishop of Regensburg, Germany |
| Died | Thomas Langton † | Bishop of Winchester, England, Great Britain |
29 Jan | | Born | Lodovico Beccadelli (Beccatelli) † | | Archbishop Emeritus of Dubrovnik (Ragusa), Croatia |
1 Feb | 66.0 | Appointed | Andrzej Boryszewski † | Apostolic Administrator of Przemyśl, Poland | Archbishop of Gniezno, Poland |
30.0 | Appointed | Peter Krafft † | Titular Bishop of Hierapolis in Phrygia | Auxiliary Bishop of Regensburg, Germany |
30.0 | Confirmed | Peter Krafft † | Auxiliary Bishop of Regensburg, Germany |
5 Feb | 47.0 | Installed | Francisco Desprats † | Cardinal, Bishop of León, Spain |
10 Feb | | Died | Pierre Versé † | Bishop of Amiens, France |
12 Feb | 41.1 | Appointed | Heinrich Basedow † | Bishop of Curland, Latvia |
14 Feb | 30.1 | Ordained Bishop | Peter Krafft † | Titular Bishop of Hierapolis in Phrygia | Auxiliary Bishop of Regensburg, Germany |
26 Feb | 31.7 | Appointed | Richard Nykke (Nix) † | Bishop of Norwich, England, Great Britain |
3 Mar | 39.1 | Selected | Francesco de Remolins † | Archbishop of Sorrento, Italy | Cardinal, Cardinal-Bishop of Albano |
10 Mar | 26.5 | Appointed | Luigi d’Aragona † | Administrator of Aversa, Italy | Cardinal, Administrator of Nardò, Italy |
11 Mar | | Appointed | García de Sahagún, O. de M. † | Auxiliary Bishop of Cuenca, Spain |
| Appointed | García de Sahagún, O. de M. † | Titular Bishop of Berytus | Auxiliary Bishop of Cuenca, Spain |
25 Mar | | Appointed | Jean Oriolo (Loriol) † | Bishop of Nice, France |
27 Mar | | Died | Heinrich Groß von Trockau † | Bishop of Bamberg, Germany |
31 Mar | 39.2 | Confirmed | Francesco de Remolins † | Archbishop of Sorrento, Italy | Cardinal, Cardinal-Bishop of Albano |
| Appointed | Stefan Tschugli, O.P. † | Auxiliary Bishop of Chur, Switzerland |
| Appointed | Stefan Tschugli, O.P. † | Titular Bishop of Belline | Auxiliary Bishop of Chur, Switzerland |
3 Apr | | Selected | Veit Truchseß von Pommersfelden † | Bishop of Bamberg, Germany |
5 Apr | | Died | Kort (Conrad) Rogge † | Bishop of Strängnäs (Strengnäs), Sweden |
10 Apr | | Died | Johann Cristianis de Lessen † | Bishop of Pomesania (Pomezania), Poland |
12 Apr | | Ordained Bishop | Stefan Tschugli, O.P. † | Titular Bishop of Belline | Auxiliary Bishop of Chur, Switzerland |
18 Apr | 31.8 | Ordained Bishop | Richard Nykke (Nix) † | Bishop of Norwich, England, Great Britain |
21 Apr | | Appointed | Giovanni Jacobi † | Bishop of Roskilde (Roeskilde), Denmark |
| Appointed | Rodrigo de San Ginés, O. Cist. † | Auxiliary Bishop of Orense, Spain |
| Appointed | Rodrigo de San Ginés, O. Cist. † | Titular Bishop of Laodicea in Phrygia | Auxiliary Bishop of Orense, Spain |
22 Apr | 59.3 | Died | Domenico della Rovere † | Cardinal, Bishop of Corneto (Tarquinia) e Montefiascone, Italy |
| Died | Louis Passert † | Bishop of Cavaillon, France |
26 Apr | 61.3 | Selected | Henry Deane † | Archbishop of Canterbury, England, Great Britain |
28 Apr | | Appointed | Giacomo Biagioli † | Bishop of Senj, Croatia |
33.1 | Appointed | Alessandro Farnese † | Bishop of Corneto (Tarquinia) e Montefiascone, Italy | Pope (Roma {Rome}, Italy) |
| Appointed | Bernardino Gambería (de Benasque) † | Bishop of Cavaillon, France |
| Appointed | Giovanni Alessandro Giorgi † | Bishop of Arkadi, Greece |
| Appointed | Louis Voltan † | Bishop of Rieux, France |
5 May | | Died | Giacomo Valguarneri (Vualguera) † | Bishop of Malta |
6 May | | Born | Marcello Cervini † | | Pope (Roma {Rome}, Italy) |
7 May | | Confirmed | Veit Truchseß von Pommersfelden † | Bishop of Bamberg, Germany |
14.3 | Appointed | Christoph von Braunschweig-Lüneburg † | Coadjutor Archbishop of Bremen (and Hamburg), Germany | Archbishop |
8 May | 62.3 | Died | Giovanni Battista Zeno † | Cardinal, Cardinal-Bishop of Frascati |
10 May | 46.3 | Appointed | Juan López † | Archpriest of the Basilica di San Pietro in Vaticano {Saint Peter Basilica} | Cardinal, Archbishop of Capua, Italy |
14 May | 51.3 | Appointed | Lorenzo Cibo de’ Mari † | Cardinal-Bishop of Albano | Cardinal, Archbishop Emeritus of Benevento, Italy |
95.3 | Appointed | Jorge da Costa, O. Cist. † | Cardinal-Bishop of Frascati | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
26 May | 61.4 | Confirmed | Henry Deane † | Archbishop of Canterbury, England, Great Britain |
| Appointed | Richard Redman, O. Praem. † | Bishop of Ely, England, Great Britain |
31 May | | Died | Raoul le Chauve de Moël † | Bishop of Quimper, France |
5 Jun | | Appointed | Mikuláš Csáky (de Bačka) † | Bishop of Nitra, Slovakia | Bishop of Csanád, Hungary |
12 Jun | | Died | Barthelemy Chuet (Chouet, Cueti) † | Bishop Emeritus of Nice, France |
14 Jun | | Appointed | Bernardino Bongiovanni † | Bishop of Venosa, Italy |
34.4 | Appointed | Philippe de Clèves † | Administrator of Amiens, France | Bishop of Autun, France |
| Appointed | Pietro Dandolo † | Bishop of Vicenza, Italy | Bishop of Padova {Padua}, Italy |
20 Jun | | Born | Clemente d’Olera, O.F.M. Obs. † | | Cardinal, Bishop of Foligno, Italy |
25 Jun | | Appointed | Antoine de Medio † | Bishop of Syros (e Milos), Greece |
| Appointed | Claude de Rohan † | Bishop of Quimper, France |