Date | Age | Event | Bishop | Title | Current Title |
unknown | | Died | Troilo Agnesi † | Bishop of Guardialfiera (Guardia), Italy |
| Appointed | Benedetto , O.P. † | Bishop of Nachitschewan (Naxivan, Nakhtchevan, Nakhchivan), Armenia |
| Died | Benincasa Benincasa † | Bishop of Ancona e Numana, Italy |
| Resigned | Hector de Bourbon † | Archbishop of Toulouse, France | Archbishop Emeritus |
| Appointed | Vicente Buytrón, O.P. † | Auxiliary Bishop of Zaragoza, Spain |
| Ordained Bishop | Vicente Buytrón, O.P. † | Titular Bishop of Tunis | Auxiliary Bishop of Zaragoza, Spain |
| Removed | Alesandro de Campo Fregoso † | Bishop of Ventimiglia, Italy | Bishop Emeritus |
| Born | Nikolaus von Carlowitz † | | Bishop of Meißen (Meissen), Germany |
| Died | Leonardo Carmini † | Bishop of Trivento, Italy |
| Died | Giovanni Filippo de Castellionibus † | Bishop of Potenza, Italy |
28.0 | Ordained Priest | Erazm Ciołek † | Priest | Bishop of Płock, Poland |
| Appointed | Edmund Connesburgh † | Auxiliary Bishop of Norwich, England, Great Britain | Archbishop Emeritus of Armagh, Ireland |
| Died | Edmund Connesburgh † | Titular Archbishop of Chalcedon | Archbishop Emeritus of Armagh, Ireland |
| Appointed | Nicolas de Cultura † | Auxiliary Bishop of Amiens, France |
| Appointed | Nicolas de Cultura † | Titular Bishop of Embros | Auxiliary Bishop of Amiens, France |
| Resigned | Louis d’Amboise † | Bishop-Elect of Autun, France | Former Bishop-Elect |
| Born | Bernardino della Croce, B. † | | Bishop Emeritus of Como, Italy |
30.0 | Ordained Priest | Pedro Luis de Borja Lanzol de Romaní, O.S.Io.Hieros. † | Priest | Cardinal, Archbishop of Valencia, Spain |
| Born | Marc Denis † | | Titular Bishop of Coronea |
| Died | Giovanni Di Leone Gallucci † | Bishop of L’Aquila, Italy |
| Born | Onorato Fascitelli, O.S.B. † | | Bishop Emeritus of Isola, Italy |
| Born | Alfonso de Fuenmayor † | | Archbishop of Santo Domingo, Dominican Republic |
| Died | Martino Garcia † | Archbishop of Messina, Italy |
| Appointed | Antoine Gard, O.F.M. † | Titular Bishop of Libariensis |
| Died | García de Chinchilla, O.P. † | Auxiliary Bishop of Osma, Spain |
| Born | Timoteo Giustiniani, O.P. † | | Bishop of Strongoli, Italy |
| Died | Michel Guibé † | Bishop of Rennes, France |
| Ordained Bishop | Charles de Hangest † | Bishop of Noyon, France | Bishop Emeritus |
| Died | Piotr Leszorowski, O.P. † | Bishop of Kamyanets-Podilskyi (Kamieniec), Ukraine |
| Died | Biagio de Locha † | Bishop of Sant’Angelo dei Lombardi, Italy |
| Died | Quirino Longo † | Bishop of Lavello, Italy |
| Died | Francesco Macabrini (Mascambruni) † | Bishop of Anagni, Italy |
17.0 | Professed | Augustin Mair, C.R.S.A. † | Member of Confederation of Canons Regular of St. Augustine | Auxiliary Bishop of Würzburg, Germany |
| Born | Antonio Bernardi (of Mirandola) † | | Bishop Emeritus of Caserta, Italy |
| Died | Paolo de Monelia, O.P. † | Bishop of Chios (Scio), Greece |
| Born | Robert Montgomery † | | Bishop of Argyll (Lismore), Scotland, Great Britain |
| Born | Juan de Muńatones, O.S.A. † | | Bishop of Segorbe-Albarracin, Spain |
| Born | Owen Oglethorpe † | | Bishop of Carlisle, England, Great Britain |
| Died | Boniface Peruciis † | Bishop of Lescar, France |
| Died | Pietro , O.P. † | Bishop of Monteverde, Italy |
| Born | Pierre Pintaflour † | | Bishop of Tournai {Doornik}, Belgium |
| Died | Henri Potin, O. Carm. † | Titular Bishop of Philadelphia in Arabia |
| Resigned | Felino Sandei † | Bishop of Penne e Atri, Italy | Bishop of Lucca, Italy |
30.0 | Selected | Erich von Sachsen-Lauenburg † | Bishop of Hildesheim, Germany | Bishop of Münster, Germany |
| Died | Octave de Saint-Gelais † | Bishop of Angoulęme, France |
| Born | Jacques-Paul Spifame † | | Bishop Emeritus of Nevers, France |
| Died | Mihály Turon † | Bishop of Milkó (Milkow), Hungary |
| Born | Jakub Uchański † | | Archbishop of Gniezno, Poland |
| Died | Arcangelo de Varicastris † | Bishop of Scardona (Skradin), Croatia |
| Born | Marco Quinto Vigerio della Rovere † | | Bishop of Senigallia, Italy |
| Resigned | Thomas Weel (Wele), O.S.B. † | Auxiliary Bishop of London, England, Great Britain | Auxiliary Bishop Emeritus |
7 Jan | | Born | Ugo Boncompagni † | | Pope (Roma {Rome}, Italy) |
10 Jan | | Appointed | Edmund Audley † | Bishop of Salisbury, England, Great Britain |
| Appointed | Jens Andersen Beldenak † | Bishop of Odense, Denmark | Bishop Emeritus |
16 Jan | | Appointed | Lorenzo Pérez † | Auxiliary Bishop of Tarragona, Spain |
| Appointed | Lorenzo Pérez † | Titular Bishop of Neapolis in Arabia | Auxiliary Bishop of Tarragona, Spain |
21 Jan | 27.7 | Resigned | Giovanni Stefano Ferrero † | Bishop of Vercelli, Italy | Cardinal, Bishop of Bologna, Italy |
22 Jan | | Appointed | Nicolas Salina † | Bishop of Hierapetra, Greece | Bishop Emeritus |
24 Jan | | Appointed | Joăo Camelo de Madureira, O.S.A. † | Bishop of Lamego, Portugal | Bishop Emeritus |
| Appointed | Fernando Coutinho † | Bishop of Silves (Sylves), Portugal |
| Appointed | Galeotto della Rovere † | Bishop of Savona, Italy | Bishop Emeritus |
| Appointed | Galeotto della Rovere † | Bishop of Noli, Italy | Bishop Emeritus of Savona, Italy |
27.7 | Appointed | Giovanni Stefano Ferrero † | Cardinal, Bishop of Bologna, Italy |
| Appointed | Nehemie Herve O’Cluainin, O.S.A. † | Bishop of Clogher, Ireland | Bishop Emeritus |
| Appointed | Matteo Mignano de Orsini † | Bishop of Cittŕ Ducale, Italy | Bishop of Calvi Risorta, Italy |
| Appointed | Niccolň Piccolomini † | Bishop of Penne e Atri, Italy |
58.1 | Appointed | Giuliano della Rovere † | Administrator of Vercelli, Italy | Pope (Roma {Rome}, Italy) |
| Appointed | Domenico Vaccari (Vacchiero) † | Bishop of Ventimiglia, Italy | Bishop Emeritus of Noli, Italy |
6 Feb | | Died | Arnaud de Boyrie † | Bishop of Acqs (Dax), France |
| Appointed | Pierre de Caupenne † | Bishop of Acqs (Dax), France |
9 Feb | 68.1 | Died | Johann von Baden † | Archbishop of Trier, Germany |
14 Feb | | Appointed | Alexandre de Bourbon, O.S.B. † | Titular Bishop of Lydda |
44.1 | Appointed | Adriano di Castello (Castellesi) † | Bishop of Hereford, England, Great Britain | Cardinal, Former Administrator of Bath and Wells, England, Great Britain |
50.1 | Appointed | László Geréb † | Archbishop of Kalocsa, Hungary |
| Appointed | Domonkos Kálmáncsehi † | Bishop of Transilvania, Erdély, Siebenbürgen, Romania |
| Appointed | György Szatmári † | Bishop of Oradea Mare {Gran Varadino, Nagyvárad}, Romania | Archbishop of Esztergom, Hungary |
16 Feb | | Appointed | Nicolas Ruistre † | Bishop of Arras, France |
17 Feb | | Appointed | Pál de Ilsine † | Bishop of Milkó (Milkow), Hungary |
| Appointed | Pál de Ilsine † | Auxiliary Bishop of Esztergom, Hungary | Bishop of Milkó (Milkow), Hungary |
11 Mar | 37.9 | Selected | Jan Thurzó † | Coadjutor Bishop of Wrocław (Breslau), Poland | Bishop |
14 Mar | 24.2 | Appointed | Amanieu d’Albret † | Administrator of Pamiers, France | Cardinal, Cardinal-Deacon of San Nicola in Carcere |
16 Mar | 24.2 | Appointed | Tommaso Caracciolo † | Bishop of Trivento, Italy | Archbishop of Capua, Italy |
| Appointed | Juan Rodríguez Daza † | Bishop of Cartagena (en Espańa) | Bishop of Córdoba, Spain |
| Appointed | García Ramírez Villaescusa, O.S. † | Bishop of Oviedo, Spain |
| Appointed | Juan Ruiz de Medina † | Bishop of Segovia, Spain |
24 Mar | | Appointed | Jean Calloet † | Bishop of Tréguier, France |
27.5 | Resigned | Luigi d’Aragona † | Administrator of Lecce, Italy | Cardinal, Administrator of Nardň, Italy |
42.2 | Appointed | Robert Guibé † | Bishop of Rennes, France | Cardinal, Administrator of Vannes, France |
| Appointed | Giacomo Piscicelli † | Bishop of Lecce, Italy |
26 Mar | | Appointed | Pedro Belorado, O.S.B. † | Archbishop of Messina, Italy |
4 Apr | | Appointed | Miguel Alviter, O.P. † | Auxiliary Bishop of Plasencia, Spain |
| Appointed | Miguel Alviter, O.P. † | Titular Bishop of Bajanen | Auxiliary Bishop of Plasencia, Spain |
5 Apr | 44.2 | Appointed | Pietro Bonomo † | Bishop of Trieste, Italy |
8 Apr | | Appointed | John Arundel † | Bishop of Exeter, England, Great Britain |
| Appointed | Martin Martinovich † | Bishop of Scardona (Skradin), Croatia |
12 Apr | | Died | Pietro Ferritz (Ferrer), O.S.A. † | Bishop of Dolia (Doglia), Italy |
18 Apr | | Appointed | Adrianus Appelkeren, O.S.A. † | Auxiliary Bishop of Utrecht, Netherlands |
| Appointed | Adrianus Appelkeren, O.S.A. † | Titular Bishop of Sebaste in Cilicia | Auxiliary Bishop of Utrecht, Netherlands |
| Appointed | Gregor Frangipani † | Bishop of Veszprém, Hungary | Archbishop of Kalocsa, Hungary |
May | 44.3 | Ordained Bishop | Adriano di Castello (Castellesi) † | Bishop of Hereford, England, Great Britain | Cardinal, Former Administrator of Bath and Wells, England, Great Britain |
4 May | | Died | Berthold von Landsberg † | Bishop of Verden, Germany |
9 May | | Appointed | Gaultier de Suard, O.S.B. † | Bishop of L’Aquila, Italy | Former Bishop-Elect |
11 May | | Appointed | Ferdinando de Lanciano † | Bishop of Anagni, Italy |
20 May | | Appointed | John Hatton † | Auxiliary Bishop of London, England, Great Britain | Auxiliary Bishop of York, England, Great Britain |
| Appointed | John Hatton † | Titular Bishop of Negroponte | Auxiliary Bishop of York, England, Great Britain |
23 May | 75.3 | Died | Pierre d’Abzac, O.S.B. † | Archbishop of Narbonne, France |
25 May | | Appointed | Ludwig von Siegen, O.F.M. † | Auxiliary Bishop of Hildesheim, Germany |
| Appointed | Ludwig von Siegen, O.F.M. † | Auxiliary Bishop of Minden, Germany | Auxiliary Bishop of Hildesheim, Germany |
| Appointed | Ludwig von Siegen, O.F.M. † | Titular Bishop of Missene (Mysia) | Auxiliary Bishop of Hildesheim, Germany |
30 May | | Appointed | Mihály Kesserith (de Cybat) † | Bishop of Bosnia (Bosna, Diacovar, Diakovar), Croatia |
| Appointed | Gabril Polgar † | Bishop of Sirmio (Srijem; Sirmium), Croatia |
26.4 | Appointed | Wojciech Radziwiłł † | Bishop of Lutsk (Łuck), Ukraine | Bishop of Vilnius, Lithuania |
2 Jun | 58.4 | Resigned | Kaspar Tobritsch † | Auxiliary Bishop of Eichstätt, Germany | Auxiliary Bishop Emeritus |
22 Jun | 22.4 | Appointed | François Guillaume de Castelnau de Clermont-Ludčve † | Archbishop of Narbonne, France | Cardinal, Cardinal-Bishop of Frascati |
| Born | Girolamo Recanati Capodiferro † | | Cardinal, Bishop of Saint-Jean-de-Maurienne, France |
26 Jun | | Born | Cristóbal Rojas Sandoval † | | Archbishop of Sevilla {Seville}, Spain |
27 Jun | | Appointed | William Sever (Siveyer, Senhouse), O.S.B. † | Bishop of Durham, England, Great Britain |
28 Jun | 28.1 | Elevated to Cardinal | Giovanni Stefano Ferrero † | Cardinal, Bishop of Bologna, Italy |
28.1 | Installed | Giovanni Stefano Ferrero † | Cardinal-Priest of San Vitale | Cardinal, Bishop of Bologna, Italy |
74.4 | Appointed | Jaime Serra i Cau † | Cardinal-Priest of San Clemente | Cardinal, Cardinal-Bishop of Palestrina |