| Date | Age | Event | Bishop | Title | Current Title |
| unknown | 75.0 | Resigned | Marcello Acquaviva † | Archbishop of Otranto, Italy | Archbishop Emeritus |
| 61.0 | Appointed | Attilio Amalteo † | Apostolic Nuncio to Germany | Apostolic Nuncio Emeritus |
| 37.7 | Appointed | Maffeo Barberini † | Official of the Roman Curia - Other | Pope (Roma {Rome}, Italy) |
| Born | Milanus Benzio † | Venice | Bishop of Canea (Cydonia, Egée), Greece |
| Born | Gabriel de Boislève † | Andegaven | Bishop of Avranches, France |
| 40.0 | Resigned | Innocenzo Del Bufalo-Cancellieri † | Bishop of Camerino, Italy | Cardinal, Bishop Emeritus |
| Born | Domenico Cennini † | Clusin | Bishop of Gravina (di Puglia), Italy |
| Died | Angelo Cesi † | Bishop of Todi, Italy |
| Born | Bonaventura Claverio, O.F.M. Conv. † | Vigilien | Bishop of Potenza, Italy |
| Born | Francesco Clerico, C.R. † | Palermo | Bishop of Belcastro, Italy |
| Died | João da Costa † | Prelate of São Sebastião do Rio de Janeiro, Brazil |
| Resigned | Paolo De Curtis, C.R. † | Bishop of Isernia, Italy |
| 51.0 | Ordained Bishop | Antonio de Alzega (Alcega), O.F.M. † | Bishop of Coro, Venezuela |
| 61.0 | Resigned | Giovanni Delfino † | Bishop of Vicenza, Italy | Cardinal, Bishop Emeritus |
| Born | Balthasar de los Reyes, O.S.H. † | Riaza | Bishop of Coria, Spain |
| Born | Charles-Auguste de Sales † | | Bishop of Genève {Geneva}, Switzerland |
| Died | Marco Antonio del Tufo † | Bishop of Mileto, Italy |
| Died | Octavianus della Vipera † | Bishop of San Severo, Italy |
| Died | François Fléhard † | Bishop of Grenoble, France |
| Born | Francisco de Gamboa, O.S.A. † | | Archbishop of Zaragoza, Spain |
| Died | Giuseppe Godoni † | Bishop of Sagone (Sagona), France |
| 66.0 | Died | Juan Gurrea † | Bishop of Acerra, Italy |
| Appointed | Bartholomeu Lagarto † | Prelate of São Sebastião do Rio de Janeiro, Brazil | Bishop-Elect |
| Died | Bartholomeu Lagarto † | Bishop-Elect of São Sebastião do Rio de Janeiro, Brazil |
| Born | Giovanni Battista Lanfranchi, C.R. † | Napoli | Bishop of Avellino e Frigento, Italy |
| Died | Pedro de León † | Bishop of Fossano, Italy |
| Born | Anne de Lévis-Ventadour † | | Archbishop of Bourges, France |
| Born | Antonio Sarmiento de Luna y Enríquez † | | Bishop of Sigüenza, Spain |
| Born | Francesco Maria Mancini † | Rome, Italy | Cardinal, Cardinal-Priest of San Matteo in Merulana |
| Born | Rodrigo de Mandia y Parga † | Ferrol | Bishop of Astorga, Spain |
| Died | Giulio Cesare Mariconda, O.F.M. † | Bishop of Trivento, Italy |
| Appointed | Vincenzo Meligne † | Bishop of Ostuni, Italy |
| Born | Filiberto Milliet de Faverges, C.R.L. † | Torino | Bishop of Ivrea, Italy |
| Born | Marco Antonio Mandosio † | Roma | Bishop of Nicastro, Italy |
| Died | Giovanni Antonio Onorati † | Bishop of Terni, Italy |
| Died | Gian Paolo Palenteri, O.F.M. Conv. † | Bishop of Lacedonia, Italy |
| Born | Hardouin de Péréfixe de Beaumont † | Beaumont | Archbishop of Paris, France |
| Born | Dionisio Pérez Escobosa † | Almazul | Bishop of Zamora, Spain |
| Died | Vincenzo Petrolini † | Bishop of Muro Lucano, Italy |
| Succeeded | Tommaso Piolatto (Biolato), C.R.L. † | Bishop of Fossano, Italy |
| Born | Sebastiano Pisani † | Venice | Bishop Emeritus of Verona, Italy |
| Born | Michel Poncet † | Paris | Archbishop of Bourges, France |
| Died | Baldassarre Pusterla † | Bishop of Bitetto, France |
| Born | Giovanni Battista Repucci † | Beneventan | Bishop of Vico Equense, Italy |
| Resigned | Leonardus Roselli † | Bishop of Vulturara e Montecorvino, Italy | Bishop Emeritus |
| Born | Lorenzo Sampero † | Sassari | Bishop of Ampurias e Civita, Italy |
| Died | Giovanni Sanna † | Bishop of Ampurias e Civita, Italy |
| 40.0 | Resigned | Galeazzo Sanvitale † | Archbishop of Bari (-Canosa), Italy | Archbishop Emeritus |
| Born | Vincentius Saporiti † | Monte Rosso | Bishop of Nebbio, France |
| Born | Tommaso de Sarria, O.P. † | Pontevedra | Archbishop of Taranto, Italy |
| Born | Maxmilián Rudolf Schleinitz † | Warnsdorf | Bishop of Litoměřice, Czech Republic |
| Born | Jean-Jacques Séguier de La Verrière † | | Bishop of Nîmes, France |
| Born | Diego de Silva y Pacheco, O.S.B. † | Santiago de Compostela | Bishop of Astorga, Spain |
| 80.4 | Resigned | François-Marie Tarugi, C.O. † | Archbishop of Siena, Italy | Cardinal, Archbishop Emeritus |
| 70.6 | Resigned | Domenico Toschi † | Bishop of Tivoli, Italy | Cardinal, Bishop Emeritus |
| Appointed | Alberto Valier † | Bishop of Verona, Italy |
| Born | Girolamo Valvassori, O.S.A. † | Mediolanen | Bishop of Pesaro, Italy |
| 9 Jan | 46.0 | Appointed | Giacomo Antonio Caporali † | Bishop of Minervino Murge, Italy |
| 16 Jan | 51.0 | Appointed | Juan Bautista Acevedo Muñoz † | Patriarch of West Indies, Spain | Bishop Emeritus of Valladolid, Spain |
| 58.0 | Appointed | Mateo Burgos Moraleja, O.F.M. † | Bishop of Sigüenza, Spain |
| 62.0 | Appointed | Juan Orozco Covarrubias y Leiva † | Bishop of Guadix, Spain |
| 61.0 | Appointed | Juan (Giovanni) de Rada, O.F.M. † | Archbishop (Personal Title) of Patti, Italy | Bishop |
| 20 Jan | 58.1 | Died | Francisco de Ávila † | Cardinal, Cardinal-Priest of Santa Croce in Gerusalemme |
| 24 Jan | | Appointed | Mateus da Costa Aborim † | Prelate of São Sebastião do Rio de Janeiro, Brazil |
| 30 Jan | | Appointed | Antonio Benegas Figueroa † | Bishop of Pamplona, Spain | Bishop of Sigüenza, Spain |
| 40.1 | Appointed | Innocenzo Del Bufalo-Cancellieri † | Cardinal-Priest of Santa Pudenziana | Cardinal, Bishop Emeritus of Camerino, Italy |
| 45.8 | Appointed | Ascanio Colonna † | Cardinal-Priest of Santa Croce in Gerusalemme | Cardinal, Cardinal-Bishop of Palestrina |
| 31.3 | Appointed | François d’Escoubleau de Sourdis † | Cardinal-Priest of San Marcello | Cardinal, Archbishop of Bordeaux, France |
| 54.6 | Appointed | Domenico Ginnasi † | Cardinal-Priest of Santi XII Apostoli | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
| 9 Feb | | Died | Balthasar Wurer † | Auxiliary Bishop Emeritus of Konstanz {Constance}, Germany |
| 13 Feb | | Appointed | Eugenio Cattaneo, B. † | Bishop of Telese o Cerreto Sannita, Italy |
| 20 Feb | | Appointed | Giovanni Luigi Pasolini, O. Carm. † | Bishop of Segni, Italy | Bishop Emeritus |
| Appointed | Giovanni Severini † | Bishop of Camerino, Italy | Archbishop of Manfredonia, Italy |
| 24 Feb | | Ordained Bishop | Eugenio Cattaneo, B. † | Bishop of Telese o Cerreto Sannita, Italy |
| Ordained Bishop | Giovanni Severini † | Bishop of Camerino, Italy | Archbishop of Manfredonia, Italy |
| 27 Feb | | Appointed | Fabritius Cocci † | Bishop of Vulturara e Montecorvino, Italy |
| Appointed | Stephan Nebelmair † | Auxiliary Bishop of Regensburg, Germany |
| Appointed | Stephan Nebelmair † | Titular Bishop of Halmiros | Auxiliary Bishop of Regensburg, Germany |
| 6 Mar | 55.2 | Died | Zbynék Berka z Dubé a Liepé † | Archbishop of Praha {Prague}, Czech Republic |
| 13 Mar | 43.2 | Appointed | Livio Limatola † | Bishop of Bitetto, France |
| 19 Mar | 39.2 | Appointed | Juan de Valle y Arredondo, O.S.B. † | Bishop of Guadalajara, Jalisco, México | Bishop Emeritus |
| Apr | | Born | Ascanio Cassiano † | Terra Montis Regalis Reatin | Bishop of Andria, Italy |
| 3 Apr | 34.3 | Appointed | Theobald Mansharter † | Auxiliary Bishop of Speyer, Germany |
| 34.3 | Appointed | Theobald Mansharter † | Titular Bishop of Daulia | Auxiliary Bishop of Speyer, Germany |
| 46.3 | Appointed | Gérard de Robin, O.S.A. † | Bishop of Lodève, France |
| 10 Apr | 47.5 | Resigned | Ottavio Bandini † | Archbishop of Fermo, Italy | Cardinal, Archbishop Emeritus |
| Appointed | Alessandro Strozzi † | Archbishop of Fermo, Italy |
| 12 Apr | 68.3 | Died | Diego de Romano y Govea (Vitoria) † | Bishop of Tlaxcala, México |
| 17 Apr | 47.3 | Appointed | Lorenzo Nieto y Corrales Montero Nieto, O.S.B. † | Bishop of Ales e Terralba, Italy | Archbishop of Cagliari, Italy |
| 20 Apr | 51.3 | Died | Alfonso Coloma Sa † | Bishop of Cartagena (en España) |
| 24 Apr | 61.3 | Appointed | Alessio Geromoaddi † | Bishop of Isernia, Italy |
| 66.3 | Appointed | Ludovico Riva (Ripa) † | Bishop of Terni, Italy |
| Appointed | Claude du Vergier † | Bishop of Lavaur, France |
| 26 Apr | | Died | Marcantonio Bizzoni † | Bishop of Foligno, Italy |
| 28 Apr | 51.3 | Resigned | Juan Bautista Acevedo Muñoz † | Bishop of Valladolid, Spain | Bishop Emeritus |
| 1 May | 74.3 | Died | Arnaud Sorbin † | Bishop of Nevers, France |
| 5 May | | Appointed | Jacques d’Angennes † | Bishop of Bayeux, France |
| 46.3 | Appointed | Fabrizio Verallo † | Bishop of San Severo, Italy | Cardinal, Bishop Emeritus |
| 10 May | 46.4 | Appointed | Tomeo Confetto † | Bishop of Muro Lucano, Italy |
| 14 May | 27.7 | Ordained Priest | Fabiano Giustiniani, C.O. † | Priest of Confederation of Oratorians of St. Philip Neri | Bishop of Ajaccio, France |
| 17 May | 50.4 | Appointed | Decio Carafa † | Titular Archbishop of Damascus | Cardinal, Archbishop of Napoli {Naples}, Italy |
| 18 May | 31.2 | Died | Giovanni Antonio Facchinetti (Jr.) † | Cardinal, Cardinal-Priest of Santi Quattro Coronati |
| 23 May | | Born | Jean Caramuel y Lobkowitz, O.S.B. † | Madrid | Bishop of Vigevano, Italy |
| 68.4 | Died | St. Toribio Alfonso de Mogrovejo † | Archbishop of Lima, Peru |
| 75.1 | Died | Agostino Valier (Valeri, Valieri) † | Cardinal, Bishop of Verona, Italy |
| 28 May | 56.4 | Ordained Bishop | Adrian von Riedmatten (I) † | Bishop of Sion {Sitten}, Switzerland |
| 46.4 | Ordained Bishop | Fabrizio Verallo † | Bishop of San Severo, Italy | Cardinal, Bishop Emeritus |
| Jun | | Died | Offredo de Offredi † | Bishop of Molfetta, Italy |
| 2 Jun | 48.4 | Appointed | Felipe Marimón † | Bishop of Ampurias e Civita, Italy |
| 5 Jun | 46.2 | Appointed | Ascanio Colonna † | Cardinal, Cardinal-Bishop of Palestrina |
| 55.7 | Appointed | Antonio Zapata y Cisneros † | Cardinal-Priest of Santa Croce in Gerusalemme | Cardinal, Archbishop Emeritus of Burgos, Spain |
| 11 Jun | 46.2 | Ordained Bishop | Ascanio Colonna † | Cardinal, Cardinal-Bishop of Palestrina |
| 12 Jun | | Appointed | Octavius Saraceni † | Bishop of Sovana (Soana), Italy |
| 19 Jun | | Died | Sebastiano Barnaba † | Bishop of Potenza, Italy |
| Succeeded | Gaspare Cardoso, O.S.B. † | Bishop of Potenza, Italy |
| Appointed | Dionysius Delfino † | Bishop of Vicenza, Italy |
| 24 Jun | | Born | Gabriel de Esparza Pérez † | Pamplona | Bishop of Calahorra y La Calzada, Spain |