| Date | Age | Event | Bishop | Title | Current Title |
| unknown | 51.0 | Resigned | Johannes Brassert † | Auxiliary Bishop of Mainz, Germany | Auxiliary Bishop of Speyer, Germany |
| Born | Pedro del Cañizo Losa y Valera † | Sisante | Auxiliary Bishop of Cuenca, Spain |
| Born | Godefroid-Maurice de Conflans † | | Bishop of Le Puy-en-Velay, France |
| 60.0 | Ordained Bishop | Manuel da Natividade, O.F.M. † | Bishop of Angola e Congo, Angola |
| Born | Louis-Pierre de La Tour du Pin-Montauban † | Valentinen | Bishop of Toulon, France |
| 60.0 | Ordained Bishop | Antonio de São Dionysio, O.F.M. † | Bishop of Santiago de Cabo Verde |
| 62.0 | Died | Martín de Espinosa y Monzón † | Bishop of Comayagua, Honduras |
| Born | Charles-Alexandre Le Filleul de La Chapelle † | Chapelle | Bishop of Vabres, France |
| Born | Petrus de Lossa y Valero † | | Auxiliary Bishop of Cuenca, Spain |
| 24.0 | Ordained Priest | Charles Maigrot, M.E.P. † | Priest | Vicar Apostolic Emeritus of Fo-Kien, China |
| Born | Juan Domingo Manzano Carvajal † | Jaraiz de la Vera | Bishop of Jaca, Spain |
| Died | Denys Benham Mourabbi † | Bishop of Alep [Beroea, Halab] (Syrian), Syria |
| 82.0 | Died | Alfonso Pérez de Guzmán † | Patriarch Emeritus of West Indies, Spain |
| Born | Antonius Pimentel, S.J. † | Coimbra | Archbishop of Cranganore (Angamala), India |
| 59.4 | Died | Lussorio Roger (Rogger) † | Bishop of Alghero, Italy |
| 34.5 | Appointed | Juan de Santiago y León Garabito † | Bishop of Puerto Rico (Porto Rico) | Bishop of Guadalajara, Jalisco, México |
| 63.0 | Professed | Tomasz Ujejski, S.J. † | Member of Society of Jesus | Auxiliary Bishop of Warmia (Ermland), Poland |
| 63.0 | Resigned | Tomasz Ujejski, S.J. † | Bishop of Foreign Diocese | Auxiliary Bishop of Warmia (Ermland), Poland |
| 75.0 | Resigned | Pietro Vico † | Archbishop of Cagliari, Italy | Archbishop Emeritus |
| Jan | | Born | Sebastião de Andrade Peçanha † | Ulixbonen | Archbishop Emeritus of Goa, India |
| 1 Jan | 63.6 | Died | Giovanni Battista Falvo † | Bishop of Marsico Nuovo, Italy | Bishop Emeritus |
| 12 Jan | | Born | João de Sousa de Castelo-Branco † | Ulixbonen | Bishop of Elvas, Portugal |
| 15 Jan | 31.0 | Selected | Johann Franz Christoph von Talmberg † | Bishop of Hradec Králové, Czech Republic |
| 19 Jan | | Died | Pietro Gambacorta, C.R. † | Bishop of Castellammare di Stabia, Italy |
| 20 Jan | | Born | João de Faro, O.F.M. † | Faro, Portugal | Bishop of Santiago de Cabo Verde |
| 26 Jan | | Born | Ascanio Argelati † | Bologna | Bishop of Città della Pieve, Italy |
| 27 Jan | 49.1 | Died | Francesco Tirotta † | Bishop of Squillace, Italy |
| 29 Jan | | Died | Charles François de la Vieuville † | Bishop of Rennes, France |
| Born | Sebastián Lorenzo Pizarro, O.S.Bas. † | Morente, Spain | Bishop of Puerto Rico (Porto Rico) |
| 30 Jan | 66.1 | Died | Orazio degli Albizzi † | Bishop of Volterra, Italy |
| Feb | | Born | Nicola Preti Castriota † | Brundusi | Bishop Emeritus of Vieste, Italy |
| 1 Feb | | Resigned | Guido Bentivoglio, C.R. † | Bishop of Bertinoro, Italy | Bishop Emeritus |
| 2 Feb | 64.0 | Ordained Bishop | Johann von Goess † | Cardinal, Bishop of Gurk, Austria |
| 3 Feb | 33.4 | Selected | François Bouthillier de Chavigny † | Bishop of Rennes, France | Bishop Emeritus of Troyes, France |
| 4 Feb | | Born | Carlo Francesco Airoldi † | Mediolanen | Titular Archbishop of Side |
| 11 Feb | 48.6 | Installed | Juan de Ortega Cano Montañez y Patiño † | Bishop of Guatemala (Santiago de Guatemala), Guatemala | Archbishop of México, Federal District |
| 15 Feb | | Died | Juan de la Calle y Heredia, O. de M. † | Bishop of Arequipa, Peru |
| 16 Feb | 61.1 | Installed | Gaetano Garimberti, C.R. † | Bishop of Borgo San Donnino, Italy |
| 24.1 | Ordained Priest | Johann Christoph Haus † | Priest of Basel, Switzerland | Auxiliary Bishop |
| 22 Feb | 42.1 | Appointed | Louis de Lascaris d’Urfé † | Coadjutor Bishop of Limoges, France | Bishop |
| 23 Feb | 79.3 | Resigned | Giuseppe della Corgna (Cornea), O.P. † | Bishop of Orvieto, Italy | Bishop Emeritus |
| 24 Feb | 69.1 | Appointed | Alessandro Crescenzi, C.R.S. † | Archbishop (Personal Title) of Recanati-Loreto, Italy | Cardinal, Bishop Emeritus |
| 56.6 | Confirmed | Peter Philipp von Dernbach † | Bishop of Würzburg, Germany | Bishop of Bamberg, Germany |
| Appointed | Gregorio Giuseppe Gaetani de Aragonia † | Titular Archbishop of Neocaesarea in Ponto | Titular Patriarch of Alexandria {Alessandria} |
| 48.1 | Appointed | Agostino Isimbardi, O.S.B. † | Bishop of Cremona, Italy |
| 51.9 | Confirmed | Damian Hartard von Leyen-Hohengeroldseck † | Archbishop of Mainz, Germany |
| 51.9 | Confirmed | Damian Hartard von Leyen-Hohengeroldseck † | Bishop of Worms, Germany | Archbishop of Mainz, Germany |
| Appointed | Girolamo Orsaja, O.M. † | Archbishop of Rossano, Italy |
| 48.5 | Appointed | Bernardino Rocci † | Archbishop (Personal Title) of Orvieto, Italy | Cardinal, Bishop |
| 25 Feb | 58.1 | Ordained Bishop | Aloysius Bevilacqua † | Titular Patriarch of Alexandria {Alessandria} |
| 41.1 | Ordained Bishop | Josephus Mosti † | Titular Bishop of Nazianzus |
| 28 Feb | | Born | Dionigi Pieragostini † | Camerino | Bishop of San Severino (Marche), Italy |
| 29 Feb | 23.0 | Ordained Priest | Domenico Catalani † | Priest | Bishop of Termoli, Italy |
| Mar | | Born | Vincenzo Santini † | Lucan | Titular Archbishop of Trapezus |
| 1 Mar | 48.2 | Ordained Bishop | Agostino Isimbardi, O.S.B. † | Bishop of Cremona, Italy |
| Ordained Bishop | Girolamo Orsaja, O.M. † | Archbishop of Rossano, Italy |
| 2 Mar | 71.0 | Died | Juan de Almoguera, O.SS.T. † | Archbishop of Lima, Peru |
| 5 Mar | 44.2 | Died | György Pongrácz † | Bishop of Vác, Hungary |
| 14 Mar | 33.6 | Installed | Johann Friedrich von Waldstein † | Archbishop of Praha {Prague}, Czech Republic |
| 15 Mar | 55.2 | Died | Gabriel Díaz Vara Calderón † | Bishop of Santiago de Cuba |
| Ordained Bishop | Gregorio Giuseppe Gaetani de Aragonia † | Titular Archbishop of Neocaesarea in Ponto | Titular Patriarch of Alexandria {Alessandria} |
| 21 Mar | | Ordained Priest | Angelo Gabriele Gautieri, O.F.M. † | Priest of Order of Friars Minor | Vicar Apostolic of Transilvania, Erdély, Siebenbürgen, Romania |
| 36.6 | Ordained Priest | Cesare Sperelli † | Priest | Bishop Emeritus of Terni, Italy |
| 22 Mar | 61.2 | Ordained Bishop | Agustín Antolínez, O.S.A. † | Bishop of Badajoz, Spain |
| Died | Simone Carafa Roccella, C.R. † | Archbishop of Messina, Italy |
| 23 Mar | 66.2 | Installed | Mario Alberizzi † | Cardinal-Priest of S. Giovanni a Porta Latina | Cardinal, Bishop Emeritus of Tivoli, Italy |
| 34.2 | Confirmed | Antoine-Benoît de Clermont-Tonnerre † | Bishop of Fréjus, France |
| 50.2 | Appointed | Giuseppe de Lazzara † | Bishop of Alife, Italy |
| 32.7 | Confirmed | Hardouin Fortin de la Hoguette † | Bishop of Saint-Brieuc, France | Archbishop of Sens, France |
| 29.0 | Appointed | Vincenzo Cavalli (Gaballi) † | Bishop of Bertinoro, Italy |
| 63.2 | Appointed | Giovanni Gambacorta, C.R. † | Bishop of Marsico Nuovo, Italy |
| 46.5 | Installed | Philip Thomas Howard of Norfolk, O.P. † | Cardinal-Priest of S. Cecilia | Cardinal, Cardinal-Priest of S. Maria sopra Minerva |
| 48.5 | Installed | Galeazzo Marescotti † | Cardinal-Priest of S. Bernardo alle Terme | Cardinal, Bishop Emeritus of Tivoli, Italy |
| 34.2 | Confirmed | Michel Phélypeaux de La Vrillière † | Bishop of Uzés, France | Archbishop of Bourges, France |
| 46.2 | Appointed | Augustinus de Serralde, O.F.M. † | Auxiliary Bishop of Sigüenza, Spain |
| 46.2 | Appointed | Augustinus de Serralde, O.F.M. † | Titular Bishop of Citrus | Auxiliary Bishop of Sigüenza, Spain |
| 33.0 | Installed | Fabrizio Spada † | Cardinal-Priest of S. Callisto | Cardinal, Cardinal-Bishop of Palestrina |
| 51.2 | Appointed | Albertus Stawowski † | Auxiliary Bishop of Gniezno, Poland |
| 51.2 | Appointed | Albertus Stawowski † | Titular Bishop of Petra in Palaestina | Auxiliary Bishop of Gniezno, Poland |
| Born | Antonio Maria Vantini † | Porto Ferrajo | Bishop of Montepulciano, Italy |
| 25 Mar | 27.6 | Ordained Priest | Jan Chryzostom Gniński, O. Cist. † | Priest of Order of Cistercians | Bishop of Kamyanets-Podilskyi, Ukraine |
| 23.0 | Ordained Priest | Gaspare Gori-Mancini, O.S.Io.Hieros. † | Priest of Sovereign Military Hospitaller Order of St John of Jerusalem | Bishop of Malta |
| 31 Mar | 46.2 | Selected | Antonio de León y Becerra † | Bishop of Trujillo, Peru | Bishop of Arequipa, Peru |
| 39.2 | Selected | Manuel Fernández de Santa Cruz y Sahagún † | Bishop of Tlaxcala, México |
| Apr | 76.3 | Died | Natalis Caridei † | Bishop of Šibenik (Knin), Croatia |
| Born | Andrea Carlovich † | Spalaten | Bishop of Arbe (Rab), Croatia |
| 1 Apr | | Born | Juan Garcia Avello y Castrillón † | La Marea | Bishop of Oviedo, Spain |
| 4 Apr | 26.3 | Ordained Priest | Guillaume Bochart de Champigny † | Priest | Bishop of Valence, France |
| 23.1 | Ordained Priest | Johann Sigmund Zeller von und zu Leibersdorf † | Priest of Regensburg, Germany | Auxiliary Bishop of Freising, Germany |
| 9 Apr | 62.3 | Died | Francesco Antonio De Luca † | Bishop Emeritus of Anglona-Tursi, Italy |
| 14 Apr | | Born | Joseph Heinrich von Braitenbücher † | Wien | Auxiliary Bishop of Wien, Austria |
| 15 Apr | | Born | Clemente Comenge Avio † | Monegrillo | Bishop of Ciudad Rodrigo, Spain |
| 19 Apr | 29.1 | Ordained Bishop | Vincenzo Cavalli (Gaballi) † | Bishop of Bertinoro, Italy |
| 23.1 | Ordained Priest | Thomas Angelus Passante, Sch. P. † | Priest of Order of the Pious Schools | Bishop of Pozzuoli, Italy |
| 51.2 | Died | Henri Van Halmaele † | Bishop of Ypres (Ieper), Belgium |
| 21 Apr | | Born | Giovanni Andrea Schiano † | Ischia | Bishop of Massa Lubrense, Italy |
| 26 Apr | 63.3 | Ordained Bishop | Giovanni Gambacorta, C.R. † | Bishop of Marsico Nuovo, Italy |
| 27 Apr | | Appointed | Giovanni de Andreis † | Bishop of Trogir (Traù), Croatia |
| 46.3 | Appointed | Francesco de’ Marini † | Titular Archbishop of Teodosia | Bishop Emeritus of Molfetta, Italy |
| 52.7 | Appointed | Antonio del Río Colmenares † | Bishop of Gaeta, Italy | Archbishop of Acerenza e Matera, Italy |
| 60.3 | Appointed | Paolo Filocamo † | Bishop of Squillace, Italy |
| 58.9 | Appointed | Lorenzo Mayers Caramuel, O. de M. † | Bishop of Castellammare di Stabia, Italy | Bishop of Gaeta, Italy |
| 32.3 | Appointed | Charles de Pradel † | Titular Bishop of Marcopolis | Bishop of Montpellier, France |
| 32.3 | Confirmed | Charles de Pradel † | Coadjutor Bishop of Montpellier, France | Bishop |
| 35.6 | Appointed | Domenico Sorrentino † | Bishop of Vulturara e Montecorvino, Italy |
| 61.3 | Appointed | Thomas Tatumensis, O.P. † | Archbishop of Nachitschewan (Naxivan, Nakhtchevan, Nakhchivan), Armenia | Archbishop Emeritus |
| 61.3 | Confirmed | Jean de Vintimille du Luc † | Bishop of Toulon, France |
| 3 May | 32.8 | Ordained Bishop | Hardouin Fortin de la Hoguette † | Bishop of Saint-Brieuc, France | Archbishop of Sens, France |
| Died | François de Lafayette † | Bishop of Limoges, France |
| 6 May | 44.3 | Appointed | Martin Ferdinand Brückner von Brückenstein † | Prefect of Meissen (Meißen) {Lusazia o Lausitz; Sassonia}, Germany |
| 9 May | 59.4 | Selected | Antonio de Azcona Imberto † | Bishop of Buenos Aires, Argentina |
| 10 May | 52.8 | Ordained Bishop | Antonio del Río Colmenares † | Bishop of Gaeta, Italy | Archbishop of Acerenza e Matera, Italy |
| 60.4 | Ordained Bishop | Paolo Filocamo † | Bishop of Squillace, Italy |
| 58.9 | Ordained Bishop | Lorenzo Mayers Caramuel, O. de M. † | Bishop of Castellammare di Stabia, Italy | Bishop of Gaeta, Italy |
| 11 May | | Born | Diego Felipe Gómez de Angulo † | Burgos, Spain | Bishop of Antequera, Oaxaca, México |
| 13 May | 36.4 | Appointed | Peter Creagh † | Bishop of Cork, Ireland | Archbishop of Dublin, Ireland |
| 36.4 | Appointed | Peter Creagh † | Bishop of Cloyne, Ireland | Archbishop of Dublin, Ireland |
| Died | Onofrio de Ponte † | Bishop of Lettere (-Gragnano), Italy |
| Appointed | Patrick Tyrrell (Tyrell), O.F.M. † | Bishop of Clogher, Ireland | Bishop of Meath, Ireland |
| 18 May | 76.4 | Died | Luís de Cifuentes y Sotomayor, O.P. † | Bishop of Yucatán (Mérida), México |
| 20 May | | Born | Serafino Cenci † | Rome | Cardinal, Archbishop of Benevento, Italy |
| 24 May | 73.3 | Died | Federico Sforza † | Cardinal, Bishop of Tivoli, Italy |
| 28 May | | Born | Sigismund Kollonitsch † | Nagy Levar | Cardinal, Archbishop of Wien {Vienna}, Austria |
| 29 May | 74.6 | Died | Diego de Humanzoro, O.F.M. † | Bishop of Santiago de Chile |
| Jun | | Born | Ottavio Gasparini † | Mercatello | Bishop of Città di Castello, Italy |
| 1 Jun | 57.6 | Died | Karl Kaspar von Leyen-Hohengeroldseck † | Archbishop of Trier, Germany |
| 42.3 | Succeeded | Johann Hugo von Orsbeck † | Archbishop of Trier, Germany |
| 2 Jun | | Born | Francesco Maria Loyero † | Badolato | Bishop of Nicastro, Italy |
| 7 Jun | 34.4 | Ordained Bishop | Michel Phélypeaux de La Vrillière † | Bishop of Uzés, France | Archbishop of Bourges, France |
| 9 Jun | | Selected | Nicolás de Ulloa y Hurtado de Mendoza, O.S.A. † | Auxiliary Bishop of Lima, Peru | Bishop of Córdoba (Tucumán), Argentina |
| 12 Jun | | Born | Johann Moritz Gustav von Manderscheid-Blankenheim † | Blankenheim | Archbishop of Praha {Prague}, Czech Republic |
| 18 Jun | 37.0 | Resigned | Andrea Francolisio (d’Aquino) † | Bishop of Tricarico, Italy | Bishop Emeritus |
| 22 Jun | 66.5 | Appointed | Mario Alberizzi † | Archbishop (Personal Title) of Tivoli, Italy | Cardinal, Bishop Emeritus |
| 57.5 | Confirmed | Alfonso Álvarez Barba Ossorio, O. Carm. † | Archbishop of Salerno, Italy | Archbishop of Brindisi, Italy |
| 33.8 | Confirmed | François Bouthillier de Chavigny † | Bishop of Rennes, France | Bishop Emeritus of Troyes, France |
| 37.3 | Appointed | Domenico Gallesi † | Bishop of Ruvo (Ruo)(di Puglia), Italy |
| 53.5 | Appointed | Jan (Kazimierz) Małachowski † | Bishop of Chelmno (Culma, Kulm), Poland | Bishop of Kraków, Poland |
| 52.5 | Appointed | Gerolamo Priuli, C.R.S. † | Bishop of Hvar (Lesina), Croatia |
| 35.1 | Confirmed | Jaroslav František Ignác von Sternberg (Šternberka) † | Bishop of Litoměřice, Czech Republic |
| 59.5 | Appointed | Adolph Gottfried Volusius † | Auxiliary Bishop of Mainz, Germany |
| 59.5 | Appointed | Adolph Gottfried Volusius † | Titular Bishop of Diocletiana | Auxiliary Bishop of Mainz, Germany |
| 28 Jun | 32.5 | Ordained Bishop | Charles de Pradel † | Titular Bishop of Marcopolis | Bishop of Montpellier, France |
| Ordained Bishop | Ignatius Rosa † | Bishop of Andros, Greece |
| 30 Jun | | Appointed | Mark Forstall, O.S.A. † | Bishop of Kildare, Ireland | Bishop of Kildare and Leighlin, Ireland |