| Date | Age | Event | Bishop | Title | Current Title |
| unknown | 61.5 | Resigned | Louis Abelly † | Bishop of Rodez, France | Bishop Emeritus |
| 63.2 | Died | Francesco (Franjo) Andrijašević (de Andreis, Andronico) † | Bishop of Nona (Nin), Croatia |
| Born | Antonio Balsarini † | | Vicar Apostolic of Constantinople, Turkey |
| Born | András Berkes † | | Titular Archbishop of Heraclea in Europa |
| 37.0 | Ordained Bishop | Marcjan Michal Białłozor (Bilozor), O.S.B.M. † | Bishop of Pińsk-Turaŭ (Ukrainian), Belarus | Archbishop of Polotsk (Połock)-Vitebsk (Ukrainian), Belarus |
| Born | Jan Kazimierz de Alten Bokum † | | Bishop of Chelmno (Culma, Kulm), Poland |
| 22.7 | Ordained Priest | Alessandro Bonaventura † | Priest | Titular Archbishop of Nazianzus |
| 79.0 | Died | Gasparo Cecchinelli † | Bishop of Corneto (Tarquinia) e Montefiascone, Italy |
| 34.6 | Appointed | Flavio Chigi (Sr.) † | Archpriest of the Arcibasilica di San Giovanni in Laterano {Saint John Lateran Basilica} | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| Born | Louis Philippe d’Auneau de Visé † | | Auxiliary Bishop of Strasbourg, France |
| 47.0 | Appointed | Antonio del Buffalo, O.F.M. † | Auxiliary Bishop of Sigüenza, Spain | Bishop of Gallipoli, Italy |
| 19.3 | Ordained Priest | Juan Francisco de Padilla y San Martín, O. de M. † | Priest of Order of Our Lady of Mercy | Bishop of Santa Cruz de la Sierra, Bolivia |
| Born | Giacinto Dragonetti, C.O. † | | Bishop of Marsi, Italy |
| Born | Miguel Estela, O.M. † | | Bishop of Jaca, Spain |
| Born | Atanasio Esterriga Trajanáuregui † | | Bishop of Mallorca, Spain |
| 62.0 | Appointed | Nicolas French † | Auxiliary Bishop of Paris, France | Bishop of Ferns, Ireland |
| Born | Bartolome Gascon † | | Titular Bishop of Iasus |
| Born | Juan Gómez de Neva y Frías † | | Bishop of Quito, Ecuador |
| Born | Louis-François-Gabriel de Hénin-Liétard † | | Archbishop of Embrun, France |
| 47.0 | Appointed | Judocus Houbraken † | Vicar Apostolic of ’s-Hertogenbosch (Bois-le-Duc), Netherlands |
| Born | José Xirón de Alvarado, O.P. † | | Bishop of Nicaragua |
| 34.1 | Selected | Leopold Karl von Kollonitsch Lipót † | Bishop of Nitra, Slovakia | Cardinal, Archbishop of Esztergom, Hungary |
| 28.0 | Ordained Priest | Diego de La Cueva y Aldana † | Priest | Bishop of Valladolid, Spain |
| Born | Luigi Maria Lucini, O.P. † | | Cardinal, Cardinal-Priest of San Sisto |
| Born | Terence MacMahon (McMahon) † | | Bishop of Killaloe, Ireland |
| 69.0 | Died | Vincenzo Milani † | Bishop of Hvar (Lesina), Croatia |
| Born | Georgius Martonffi † | | Bishop of Transilvania, Erdély, Siebenbürgen, Romania |
| 25.0 | Ordained Priest | Ambrose O’Madden † | Priest | Bishop of Clonfert, Ireland |
| 48.0 | Appointed | Myxajlo Paškovskyj † | Bishop of Smoleńsk (Ukrainian), Russian Federation |
| 78.0 | Died | Juan de Ribera, O.S.A. † | Bishop of Santa Cruz de la Sierra, Bolivia |
| 69.0 | Died | Antonio Severoli † | Archbishop Emeritus of Dubrovnik (Ragusa), Croatia |
| 40.3 | Selected | Ignaas August Schetz van Grobbendonck † | Bishop of Roermond, Netherlands | Bishop of Gent {Ghent, Gand}, Belgium |
| Born | Stefan Wierzbowski † | | Auxiliary Bishop of Warmia (Ermland), Poland |
| 3 Jan | 23.5 | Ordained Deacon | Peter Creagh † | Deacon | Archbishop of Dublin, Ireland |
| 65.0 | Died | György Lippay Zombori † | Archbishop of Esztergom, Hungary |
| 9 Jan | | Born | Tomás José Ruiz Montes † | | Bishop of Cartagena (en España) |
| 11 Jan | 67.0 | Appointed | Giuseppe Caro † | Bishop of Ruvo (Ruo)(di Puglia), Italy |
| Appointed | Filippo de Monti † | Bishop of Teramo, Italy | Bishop of Ascoli Piceno, Italy |
| 67.0 | Died | Johannes Thuanus † | Bishop of Wiener Neustadt, Austria |
| 83.0 | Appointed | Marco Antonio Tomati † | Bishop of Asti, Italy |
| 17 Jan | 64.0 | Died | Giacomo Corradi † | Cardinal, Bishop Emeritus of Jesi, Italy |
| Ordained Bishop | Filippo de Monti † | Bishop of Teramo, Italy | Bishop of Ascoli Piceno, Italy |
| 83.0 | Ordained Bishop | Marco Antonio Tomati † | Bishop of Asti, Italy |
| 20 Jan | | Born | Manuel José de Santa María y Salazar † | | Bishop of Lugo, Spain |
| 23 Jan | 56.0 | Died | Juan Pérez Gutiérrez, O.F.M. † | Bishop of Tuy, Spain |
| 24 Jan | 59.0 | Died | Giambattista del Giudice † | Bishop of Poreč (Parenzo), Croatia |
| 26 Jan | | Born | Simone Paolo Aleotti † | | Bishop of Civita Castellana e Orte, Italy |
| 1 Feb | 40.0 | Appointed | Pascual de Aragón-Córdoba-Cardona y Fernández de Córdoba † | Cardinal, Archbishop of Toledo, Spain |
| 54.0 | Died | Bonifacio Agliardi (Alliardi), C.R. † | Bishop of Adria, Italy |
| 53.9 | Appointed | José Bergés † | Bishop of Orihuela, Spain |
| 40.5 | Selected | Eugenius Albertus d’Allamont † | Bishop of Gent {Ghent, Gand}, Belgium |
| 5 Feb | | Born | Pietro Vincenzo Platamone, O.P. † | | Bishop of Lipari, Italy |
| 7 Feb | 23.6 | Ordained Priest | Peter Creagh † | Priest | Archbishop of Dublin, Ireland |
| 8 Feb | 74.1 | Died | Marcantonio Franciotti † | Cardinal, Bishop Emeritus of Lucca, Italy |
| 12 Feb | | Born | Valentinus Matthias Arcemberski † | | Bishop of Kyiv and Chernihiv (Kijów and Czernihow), Ukraine |
| Died | Annibale Sillano † | Bishop of Castro di Puglia, Italy |
| 14 Feb | 51.1 | Ordained Bishop | Jean-Albert Belin, O.S.B. † | Bishop of Belley, France |
| 25.4 | Ordained Priest | James Stritch † | Priest |
| 15 Feb | 58.9 | Elevated to Cardinal | Innico Caracciolo (Sr.) † | In Pectore | Cardinal, Archbishop of Napoli {Naples}, Italy |
| 49.1 | Elevated to Cardinal | Giannicolò Conti † | Cardinal, Bishop of Ancona e Numana, Italy |
| 45.2 | Appointed | Antonio Graziani † | Bishop of Boiano, Italy |
| 57.4 | Elevated to Cardinal | Alfonso Michele Litta † | Cardinal, Archbishop of Milano {Milan}, Italy |
| 37.1 | Elevated to Cardinal | Giacomo Filippo Nini † | Cardinal, Cardinal-Priest of Santa Maria della Pace |
| 42.6 | Elevated to Cardinal | Paluzzo Paluzzi Altieri Degli Albertoni † | Cardinal, Archbishop Emeritus of Ravenna, Italy |
| 51.1 | Elevated to Cardinal | Cesare Maria Antonio Rasponi † | Cardinal, Cardinal-Priest of San Giovanni a Porta Latina |
| 61.1 | Elevated to Cardinal | Carlo Roberti (de’ Vittori) † | In Pectore | Cardinal, Cardinal-Priest of Santa Maria in Ara Coeli |
| 53.7 | Elevated to Cardinal | Giulio Spinola † | In Pectore | Cardinal, Bishop Emeritus of Lucca, Italy |
| 43.6 | Appointed | Giovanni Battista del Tinto, O. Carm. † | Archbishop of Trani, Italy | Bishop of Cassano all’Jonio, Italy |
| 48.1 | Elevated to Cardinal | Vitaliano Visconti † | In Pectore | Cardinal, Archbishop of Monreale, Italy |
| 22 Feb | 43.6 | Ordained Bishop | Giovanni Battista del Tinto, O. Carm. † | Archbishop of Trani, Italy | Bishop of Cassano all’Jonio, Italy |
| 24 Feb | | Born | Johann Franz Riccilli (Riccius) † | | Auxiliary Bishop of Strasbourg, France |
| 26 Feb | 36.3 | Died | Armand de Bourbon † | Abbot Emeritus of Cluny, France |
| 28 Feb | 40.1 | Ordained Bishop | Pascual de Aragón-Córdoba-Cardona y Fernández de Córdoba † | Cardinal, Archbishop of Toledo, Spain |
| 1 Mar | | Born | Carlos Alamán Ferrer † | | Bishop of Barbastro, Spain |
| 39.1 | Appointed | Giulio Caracciolo, C.R. † | Bishop of Melfi e Rapolla, Italy | Bishop Emeritus |
| 34.7 | Appointed | François de Coëtlogon-Méjusseaume † | Coadjutor Bishop of Quimper, France | Bishop |
| 34.7 | Appointed | François de Coëtlogon-Méjusseaume † | Titular Bishop of Madaurus | Bishop of Quimper, France |
| 34.1 | Confirmed | Jean-Baptiste de Sade † | Bishop of Cavaillon, France |
| 7 Mar | 49.2 | Selected | Guidobald von Thun † | Bishop of Regensburg, Germany | Cardinal, Archbishop of Salzburg, Austria |
| 14 Mar | | Born | Jean-Jacques Bouhier de Lantenay † | | Bishop Emeritus of Dijon, France |
| 34.2 | Ordained Bishop | Jean-Baptiste de Sade † | Bishop of Cavaillon, France |
| 15 Mar | 49.2 | Installed | Giannicolò Conti † | Cardinal-Priest of Santa Maria in Traspontina | Cardinal, Bishop of Ancona e Numana, Italy |
| 41.6 | Installed | Neri Corsini † | Cardinal-Priest of Santi Nereo ed Achilleo | Cardinal, Bishop Emeritus of Arezzo, Italy |
| 37.2 | Installed | Giacomo Filippo Nini † | Cardinal, Cardinal-Priest of Santa Maria della Pace |
| 42.7 | Installed | Paluzzo Paluzzi Altieri Degli Albertoni † | Cardinal-Priest of Santi XII Apostoli | Cardinal, Archbishop Emeritus of Ravenna, Italy |
| 51.2 | Installed | Cesare Maria Antonio Rasponi † | Cardinal, Cardinal-Priest of San Giovanni a Porta Latina |
| 17 Mar | 66.6 | Resigned | Joseph-Marie de Suarès † | Bishop of Vaison, France | Bishop Emeritus |
| 18 Mar | | Born | Giuseppe Riganti † | | Bishop of Teramo, Italy |
| 20 Mar | 40.3 | Ordained Priest | Ludovico Ciogni † | Priest | Bishop of Venafro, Italy |
| 23.9 | Ordained Priest | Alfonso Francesco Dominquez, O.E.S.A. † | Priest of Order of Hermits of St. Augustine | Bishop of Monopoli, Italy |
| 25.7 | Ordained Priest | Guy de Sève de Rochechouart † | Priest | Bishop of Arras, France |
| 21 Mar | | Born | Francesco Maria Muscettola, C.R. † | | Archbishop Emeritus of Rossano, Italy |
| 25 Mar | 16.5 | Professed | St. Giuseppe Maria Tomasi di Lampedusa, C.R. † | Member of Congregation of Clerics Regular | Cardinal, Cardinal-Priest of Santi Silvestro e Martino ai Monti |
| 28 Mar | 23.5 | Ordained Priest | François Bouthillier de Chavigny † | Priest | Bishop Emeritus of Troyes, France |
| 29 Mar | 29.3 | Confirmed | Pierre-Armand du Camboust de Coislin † | Cardinal, Bishop of Orléans, France |
| 49.2 | Appointed | Giannicolò Conti † | Cardinal, Bishop of Ancona e Numana, Italy |
| 36.2 | Appointed | Francesco de’ Marini † | Bishop of Molfetta, Italy | Bishop Emeritus |
| 42.8 | Appointed | Paluzzo Paluzzi Altieri Degli Albertoni † | Bishop of Corneto (Tarquinia) e Montefiascone, Italy | Cardinal, Archbishop Emeritus of Ravenna, Italy |
| Appointed | Giovanni Tommaso Pinelli, C.R. † | Bishop of Albenga, Italy |
| Appointed | Stefano Ugolini † | Titular Archbishop of Corinthus | Titular Patriarch of Constantinople |
| 1 Apr | 60.6 | Died | Wacław Leszczyński † | Archbishop of Gniezno, Poland |
| 3 Apr | | Born | Joseph (a Jesu Maria) Fonseca, O.P. † | | Auxiliary Bishop of Évora, Portugal |
| 9 Apr | 24.7 | Ordained Priest | Pedro de Lepe Orantes (Lope y Dorantes) † | Priest | Bishop of Calahorra y La Calzada, Spain |
| 11 Apr | | Ordained Bishop | Stefano Ugolini † | Titular Archbishop of Corinthus | Titular Patriarch of Constantinople |
| 14 Apr | | Died | Ottaviano Carafa † | Vicegerent of Roma {Rome}, Italy |
| 18 Apr | 34.8 | Ordained Bishop | François de Coëtlogon-Méjusseaume † | Titular Bishop of Madaurus | Bishop of Quimper, France |
| 19 Apr | | Born | Gisbertus Van der Asdonck † | | Vicar Apostolic of ’s-Hertogenbosch (Bois-le-Duc), Netherlands |
| 20 Apr | | Born | Jaime de Mimbela, O.P. † | | Bishop of Trujillo, Peru |
| 22 Apr | 62.3 | Resigned | Giacomo Altoviti † | Apostolic Nuncio to Venice, Italy | Titular Patriarch of Antiochia {Antioch} |
| 23 Apr | 55.3 | Selected | Gabriel de Voyer de Paulmy d’Argenson † | Bishop of Rodez, France |
| 25 Apr | 19.3 | Professed | Raphael (Franz Otmar) Gottrau, O.S.B. † | Member of Order of Saint Benedict | Abbot Emeritus of Maria Einsiedeln, Switzerland |
| 27 Apr | | Born | Francesco Maria Pitoni † | | Titular Bishop of Himeria |
| May | 62.3 | Ordained Bishop | Gonzalo Bravo de Grajera † | Bishop of Palencia, Spain | Bishop of Coria, Spain |
| 1 May | 44.8 | Selected | Guillaume Le Boux † | Bishop of Périgueux (Vesuna), France |
| 42.3 | Selected | Gabriel de Roquette † | Bishop of Autun, France |
| Born | Lorenzo Tartagni † | | Bishop Emeritus of Veroli, Italy |
| 2 May | 49.3 | Ordained Bishop | Giannicolò Conti † | Cardinal, Bishop of Ancona e Numana, Italy |
| 42.9 | Ordained Bishop | Paluzzo Paluzzi Altieri Degli Albertoni † | Bishop of Corneto (Tarquinia) e Montefiascone, Italy | Cardinal, Archbishop Emeritus of Ravenna, Italy |
| 5 May | 51.3 | Appointed | Cesare Biandrà (Biandrati) † | Bishop of Alba (Pompea), Italy |
| 37.7 | Appointed | Francescantonio de Marco † | Bishop of Castro di Puglia, Italy |
| 57.6 | Installed | Alfonso Michele Litta † | Cardinal-Priest of Santa Croce in Gerusalemme | Cardinal, Archbishop of Milano {Milan}, Italy |
| 39.3 | Appointed | Ambrogio Maria Piccolomini, O.S.B. † | Bishop of Trivento, Italy | Archbishop of Otranto, Italy |
| 45.9 | Appointed | Sisto Maria Pironti, O.P. † | Bishop of Sarno, Italy |
| 9 May | 51.3 | Ordained Bishop | Cesare Biandrà (Biandrati) † | Bishop of Alba (Pompea), Italy |
| 37.7 | Ordained Bishop | Francescantonio de Marco † | Bishop of Castro di Puglia, Italy |
| 39.3 | Ordained Bishop | Ambrogio Maria Piccolomini, O.S.B. † | Bishop of Trivento, Italy | Archbishop of Otranto, Italy |
| 45.9 | Ordained Bishop | Sisto Maria Pironti, O.P. † | Bishop of Sarno, Italy |
| 12 May | 34.3 | Selected | Hugues de Bar † | Bishop of Acqs (Dax), France | Bishop of Lectoure, France |
| 15 May | | Born | Luigi Forni † | | Bishop Emeritus of Reggio Emilia, Italy |
| 16 May | 64.5 | Died | Johann Melchior Söllner † | Auxiliary Bishop of Würzburg, Germany |
| 26 May | 63.5 | Died | Antoine d’Arbaut de Bargemont † | Bishop of Sisteron, France |
| 30 May | 24.2 | Ordained Priest | Ottavio del Rosso † | Priest | Bishop of Volterra, Italy |
| Jun | 48.4 | Resigned | Stefano Brancaccio † | Apostolic Nuncio to Florence (Tuscany), Italy | Cardinal, Bishop of Viterbo e Tuscania, Italy |
| 6 Jun | 23.6 | Ordained Priest | Giulio Dalla Rosa † | Priest | Bishop of Borgo San Donnino, Italy |
| 7 Jun | 75.9 | Resigned | Emilio Bonaventura Altieri † | Bishop of Camerino, Italy | Pope (Roma {Rome}, Italy) |
| Appointed | Bernardino de Cárdenas Ponce, O.F.M. † | Bishop of Santa Cruz de la Sierra, Bolivia |
| 41.6 | Appointed | Claudio Ciccolini † | Bishop of Forli, Italy |
| Appointed | Vasco Jacinto de Contreras y Valverde † | Bishop of Ayacucho o Huamanga (Guamanga), Peru |
| 40.8 | Confirmed | Eugenius Albertus d’Allamont † | Bishop of Gent {Ghent, Gand}, Belgium |
| 46.6 | Appointed | Antonio Fernández del Campo Angulo y Velasco † | Bishop of Tuy, Spain | Bishop of Jaén, Spain |
| 53.5 | Appointed | Giacomo Franzoni † | Bishop of Camerino, Italy | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 12 Jun | 45.5 | Installed | Ludovico Giustiniani, O.S.M. † | Prior General of Order of Friar Servants of Mary | Bishop of Assisi, Italy |
| 13 Jun | 41.6 | Ordained Bishop | Claudio Ciccolini † | Bishop of Forli, Italy |
| 53.5 | Ordained Bishop | Giacomo Franzoni † | Bishop of Camerino, Italy | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 15 Jun | 71.1 | Selected | György Szelepcsényi † | Archbishop of Esztergom, Hungary |
| 17 Jun | 71.2 | Died | Carlo de’ Medici † | Cardinal, Cardinal-Bishop of Ostia (e Velletri) |
| 19 Jun | 27.2 | Ordained Priest | Henri de Barillon † | Priest | Bishop of Luçon, France |
| 23.2 | Ordained Priest | Callisto Lodigeri, O.S.M. † | Priest of Order of Friar Servants of Mary | Bishop of Montepulciano, Italy |
| 20 Jun | 29.5 | Ordained Bishop | Pierre-Armand du Camboust de Coislin † | Cardinal, Bishop of Orléans, France |
| Born | Michele Guardia † | | Bishop of Crotone (Cotrone), Italy |
| 27 Jun | | Ordained Bishop | Francisco Verdín y Molina † | Bishop of Guadalajara, Jalisco, México | Bishop of Michoacán, México |