Date | Age | Event | Bishop | Title | Current Title |
unknown | 31.0 | Appointed | Zbynék Berka z Dubé a Liepé † | Administrator of Regensburg, Germany | Archbishop of Praha {Prague}, Czechia |
| Born | Franciscus Buratti, O.P. † | | Bishop of Vulturara e Montecorvino, Italy |
| Born | Luis Camargo Pacheco † | | Auxiliary Bishop of Sevilla {Seville}, Spain |
| Born | Angelus Maria Cittadini, O. Cart. † | | Archbishop of Nachitschewan (Naxivan, Nakhtchevan, Nakhchivan), Armenia |
| Born | Johann Nikolaus Claessens † | | Auxiliary Bishop of Münster, Germany |
57.0 | Died | Rinaldo Corso † | Bishop of Strongoli, Italy |
| Born | Feliciano de la Vega Padilla † | | Archbishop of México, Federal District |
58.0 | Died | Johann Delphius † | Auxiliary Bishop of Strasbourg, France |
| Died | Bonifacije (Bonifacio) Stijepović Drakolica (Destefanis), O.F.M. Obs. † | Bishop of Stagno (Ston), Croatia |
| Born | Alphonse-Louis du Plessis de Richelieu, O. Cart. † | | Cardinal, Archbishop of Lyon, France |
21.0 | Professed | Francisco de Rivera y Pareja, O. de M. † | Member of Order of Our Lady of Mercy | Bishop of Michoacán, México |
| Born | Paolo de Estrella, T.O.R. † | | Bishop of São Tomé of Meliapore, India |
| Born | Filippo Filonardi † | | Cardinal, Bishop Emeritus of Aquino, Italy |
| Born | Andrea Gervasi † | | Archbishop of Lanciano, Italy |
| Born | Alberto Giunti † | | Bishop of Castro [del Lazio], Italy |
| Died | Louis-Ricard de Gourdon de Genouillac de Vaillac † | Bishop of Tulle, France |
| Born | Georg Hammer † | | Auxiliary Bishop of Magdeburg, Germany |
| Appointed | Jesu-Yab † | Archbishop of Seert (Chaldean), Turkey |
| Ordained Bishop | Jesu-Yab † | Archbishop of Seert (Chaldean), Turkey |
| Died | Joseph † | Archbishop of Seert (Chaldean), Turkey |
| Born | Giovanni Jovanczyi † | | Bishop of Knin (Tinin), Croatia |
| Born | Hugues de Labatut † | | Bishop of (Saint-Bertrand de) Comminges, France |
| Born | Sébastien Le Bouthilier † | | Bishop of Aire, France |
| Born | João de Lencastre † | | Bishop of Lamego, Portugal |
| Born | Benedetto Mandina, C.R. † | | Bishop of Tropea, Italy |
| Died | Angelo de Marzi Medici † | Bishop of Marsico Nuovo, Italy |
| Born | Francesco Maria della Marra † | | Bishop of Ascoli Satriano (Puglia), Italy |
| Born | Pietro Morari † | | Bishop of Capodistria (Capo d’Istria)(Koper), Slovenia |
| Died | Ottavio Moriconi † | Bishop of Catanzaro, Italy |
27.0 | Appointed | Márton Pethe de Hetes † | Bishop of Sirmio (Srijem; Sirmium), Croatia | Archbishop of Kalocsa, Hungary |
35.0 | Resigned | Thomas Pobel † | Bishop of Saint-Paul-Trois-Châteaux, France | Bishop Emeritus |
| Born | Sfortia Ponzoni † | | Archbishop of Split (Spalato), Croatia |
| Born | (Thomas) Alfonso Pozzi † | | Bishop of Borgo San Donnino, Italy |
| Born | Alessandro Pauli † | | Bishop of Vico Equense, Italy |
70.0 | Died | Galeazzo Gegald (Regardus) † | Bishop Emeritus of Bagnoregio (Bagnorea), Italy |
| Born | Carlo Antonio Ripa † | | Bishop of Mondovi, Italy |
| Born | Bernardino Rodríguez de Arriaga, O.S.A. † | | Bishop of Guadix, Spain |
| Born | Giovanni Battista Roviglioni † | | Bishop of Troia, Italy |
| Died | Federico Antonio Sacra, O.P. † | Bishop of Vico Equense, Italy |
| Died | Louis de Saint-Gilles † | Auxiliary Bishop of Coutances, France |
| Died | Giovanni Fabrizio Sanseverino † | Bishop of Trivento, Italy |
| Born | Federico Sandri-Trotti † | | Bishop of Fossano, Italy |
| Born | André de Sauzay † | | Titular Bishop of Bethleem |
| Resigned | Manoel de Séabra (Leabra) † | Bishop of Ceuta and Tanger, Spain | Bishop of Miranda (do Douro), Portugal |
| Died | Attilio Serrano † | Auxiliary Bishop of Porto e Santa Rufina, Italy |
| Born | Diego Serrano Sotomayor, O. de M. † | | Bishop of Guadix, Spain |
76.0 | Died | Jan Sienieński † | Archbishop of Lviv, Ukraine |
| Born | Johannes Kaspar Stredele † | | Auxiliary Bishop of Passau, Germany |
| Born | Vincenzo Agnello Suardi † | | Bishop of Mantova, Italy |
| Born | William Therry † | | Bishop of Cork and Cloyne, Ireland |
| Born | Juan Vélez de Valdivielso † | | Bishop of Cartagena (en España) |
| Born | Francesco Vitelli † | | Archbishop of Urbino, Italy |
| Born | Etienne (Karl) Weinberger, O.F.M. † | | Auxiliary Bishop of Wrocław (Breslau), Poland |
| Born | Jakub Zadzik † | | Bishop of Kraków, Poland |
| Born | Daniel Zeno † | | Bishop of Brixen {Bressanone}, Italy |
Jan | 47.0 | Appointed | Ludovico Taverna † | Apostolic Nuncio to Spain | Bishop Emeritus of Lodi, Italy |
8 Jan | | Appointed | Silvester de Albania, O.F.M. Obs. † | Bishop of Stefaniaco e Benda, Albania |
34.7 | Appointed | Lorenzo Campeggi † | Bishop of Cervia, Italy |
60.0 | Appointed | Juan de Liermo Hermosa † | Archbishop of Santiago de Compostela, Spain |
| Appointed | Orazio Malaspina † | Bishop of Albenga, Italy | Bishop-Elect |
| Appointed | Giambattista Palma † | Bishop of Massa Lubrense, Italy |
21 Jan | 71.0 | Ordained Bishop | Marcos de Lisboa (Betania), O.F.M. † | Bishop of Porto, Portugal |
23 Jan | 52.0 | Installed | Amador Arrais de Mendoza, O. Carm. † | Bishop of Portalegre, Portugal | Bishop Emeritus |
26 Jan | | Appointed | Denis Hurault † | Coadjutor Bishop of Orléans, France | Former Bishop-Elect |
| Appointed | Denis Hurault † | Titular Bishop of Hippos | Former Bishop-Elect of Orléans, France |
| Appointed | Alberto Pomerio, O.F.M. † | Auxiliary Bishop of Huesca, Spain |
| Appointed | Alberto Pomerio, O.F.M. † | Titular Bishop of Tripolis in Phoenicia | Auxiliary Bishop of Huesca, Spain |
| Appointed | Alessandro Ravali † | Bishop of Nicastro, Italy |
31.5 | Appointed | Silvio Savelli † | Archbishop of Rossano, Italy | Cardinal, Cardinal-Priest of Santa Maria in Via |
57.0 | Confirmed | Johann von Schönenberg † | Archbishop of Trier, Germany |
27 Jan | | Died | Ippolito Boschi † | Bishop of Foligno, Italy |
28 Jan | 31.5 | Ordained Bishop | Silvio Savelli † | Archbishop of Rossano, Italy | Cardinal, Cardinal-Priest of Santa Maria in Via |
29 Jan | 36.2 | Resigned | Hermann von Schaumberg † | Bishop-Elect of Minden, Germany | Former Bishop-Elect |
31 Jan | | Appointed | Troilo Boncompagni † | Bishop of Foligno, Italy |
52.0 | Appointed | Nicolò Orazi † | Bishop of Catanzaro, Italy |
Feb | | Died | Orazio Malaspina † | Bishop-Elect of Albenga, Italy |
8 Feb | | Died | Nicola Perusco † | Bishop of Civita Castellana e Orte, Italy |
9 Feb | 43.1 | Resigned | Fantino Petrignani † | Apostolic Nuncio to Naples, Italy | Archbishop Emeritus of Cosenza, Italy |
31.5 | Appointed | Silvio Savelli † | Apostolic Nuncio to Naples, Italy | Cardinal, Cardinal-Priest of Santa Maria in Via |
14 Feb | | Appointed | Scipione Bozzuti † | Bishop of Lucera, Italy |
15 Feb | 58.9 | Installed | Rodrigo de Castro Osorio (de Lemos) † | Cardinal, Archbishop of Sevilla {Seville}, Spain |
16 Feb | | Died | Alessandro Casale † | Bishop of Vigevano, Italy |
19 Feb | 42.1 | Confirmed | Eberhard von Dienheim † | Bishop of Speyer, Germany |
23 Feb | 67.8 | Resigned | St. Bartolomé Fernandes dos Mártires, O.P. † | Archbishop of Braga, Portugal | Archbishop Emeritus |
25 Feb | | Ordained Bishop | João Afonso de Meneses † | Archbishop of Braga, Portugal |
Mar | | Born | Pedro Tapia, O.P. † | | Archbishop of Sevilla {Seville}, Spain |
4 Mar | 52.1 | Ordained Bishop | Nicolò Orazi † | Bishop of Catanzaro, Italy |
5 Mar | | Appointed | Fabio Maranta † | Bishop of Calvi Risorta, Italy |
| Appointed | Paolo da Zara, O.P. † | Bishop of Shkodrë (Scutari), Albania |
6 Mar | | Born | Bartolomé Santos de Risoba † | | Bishop of Sigüenza, Spain |
7 Mar | 63.1 | Died | Girolamo Guglielmi (Vielmi), O.P. † | Bishop of Novigrad (Cittanova), Croatia |
8 Mar | | Resigned | Antonio de Zayas, O.F.M. † | Bishop of Nicaragua | Bishop Emeritus |
14 Mar | | Appointed | Antoine de Couppe, O.S.B. † | Bishop of Sisteron, France | Bishop Emeritus |
| Appointed | Pierre de Faur † | Bishop of Lavaur, France |
64.1 | Appointed | Godfried van Mierlo, O.P. † | Auxiliary Bishop of Münster, Germany | Bishop Emeritus of Haarlem, Netherlands |
19 Mar | 50.2 | Ordained Bishop | Pedro Fernández Temiño † | Bishop of Ávila, Spain |
58.2 | Appointed | Antonio Rodríguez de Pazos y Figueroa † | Bishop of Córdoba, Spain |
22 Mar | 60.0 | Died | Daniel Brendel von Homburg † | Archbishop of Mainz, Germany |
24 Mar | | Born | Ottavio Ridolfi † | | Cardinal, Bishop of Agrigento (Girgenti), Italy |
25 Mar | 33.2 | Ordained Bishop | Peter von Rascher † | Bishop of Chur, Switzerland |
26 Mar | | Ordained Bishop | Anton Manicordius † | Titular Bishop of Germanicia | Auxiliary Bishop of Gurk, Austria |
28 Mar | | Appointed | Luca Fieschi † | Bishop of Albenga, Italy |
| Appointed | Antonio Saraceno † | Bishop of Novigrad (Cittanova), Croatia |
| Appointed | Thomas Strong † | Bishop of Ossory, Ireland | Auxiliary Bishop of Santiago de Compostela, Spain |
2 Apr | | Appointed | Andrea Longo † | Bishop of Civita Castellana e Orte, Italy |
8 Apr | 36.2 | Ordained Bishop | Stanisław Rozrażewski † | Bishop of Włocławek (Kujawy, Kalisze), Poland |
18 Apr | | Died | Balduino de Balduinis † | Bishop of Aversa, Italy |
20 Apr | 44.3 | Selected | Wolfgang Kämmerer von Dalberg † | Archbishop of Mainz, Germany |
27 Apr | 49.3 | Appointed | Bl. Conor O’Devany, O.F.M. † | Bishop of Down and Connor, Ireland |
| Appointed | Domenico Petrucci † | Bishop of Strongoli, Italy | Bishop of Bisignano, Italy |
| Appointed | Peter Power † | Bishop of Ferns, Ireland |
| Appointed | Luca Antonio Resta † | Bishop of Andria, Italy |
30 Apr | 67.2 | Appointed | György Drašković † | Cardinal, Archbishop of Kalocsa, Hungary |
8 May | | Died | Beltramino Beltramini † | Bishop of Terracina, Priverno e Sezze, Italy |
13 May | 49.3 | Ordained Bishop | Bl. Conor O’Devany, O.F.M. † | Bishop of Down and Connor, Ireland |
| Ordained Bishop | Peter Power † | Bishop of Ferns, Ireland |
| Ordained Bishop | Thomas Strong † | Bishop of Ossory, Ireland | Auxiliary Bishop of Santiago de Compostela, Spain |
15 May | | Died | Giovanni Retana † | Archbishop of Messina, Italy |
16 May | | Appointed | Giulio Carrara † | Bishop of Rethymo (Calamona), Greece |
| Appointed | Giorgio Manzoli † | Bishop of Aversa, Italy |
| Appointed | Nicola Stridoni, O.S.C. † | Bishop of Mylopotamos, Greece |
18 May | 63.3 | Died | Wilhelm von Ketteler † | Former Bishop-Elect of Münster, Germany |
21 May | | Appointed | Ottaviano Capece † | Bishop of Nicotera, Italy |
| Appointed | Giulio Cesare Mariconda † | Bishop of Trivento, Italy |
25 May | | Born | Urbano Felicio † | | Bishop of Policastro, Italy |
30 May | | Born | Antonio Ricciulli † | | Archbishop of Cosenza, Italy |
5 Jun | 35.1 | Ordained Bishop | Lorenzo Campeggi † | Bishop of Cervia, Italy |
8 Jun | | Appointed | Flotard Ricard de Gourdon de Genouillac † | Bishop of Tulle, France |
| Died | Matteo Rinuccini † | Archbishop of Pisa, Italy |
9 Jun | 36.6 | Ordained Priest | Bl. Giovanni Giovenale Ancina, C.O. † | Priest of Confederation of Oratorians of St. Philip Neri | Bishop of Saluzzo, Italy |
24.0 | Ordained Priest | Melchor Soria Vera y Diaz † | Priest of Jaén, Spain | Auxiliary Bishop of Toledo, Spain |
17 Jun | | Ordained Bishop | Domenico Petrucci † | Bishop of Strongoli, Italy | Bishop of Bisignano, Italy |
| Ordained Bishop | Nicola Stridoni, O.S.C. † | Bishop of Mylopotamos, Greece |
18 Jun | | Appointed | Costantino de Lanoya, O.S.B. † | Bishop of Vico Equense, Italy |
45.4 | Appointed | Gaspare Silingardi † | Bishop of Ripatransone, Italy | Bishop of Modena, Italy |
25 Jun | | Died | Giovanni Battista Soriani (Suriano), O. Carm. † | Bishop of Bisceglie, Italy |