| Date | Age | Bishop | Title |
| unknown | | Eustace Brown † | Bishop of Killaloe, Ireland |
| unknown | 80.0 | Francisco Cisneros y Mendoza † | Auxiliary Bishop of Lima, Peru |
| unknown | 69.0 | Valentinus Constantinus Czulski † | Auxiliary Bishop of Chełm, Poland |
| unknown | | Michael Piechowski † | Auxiliary Bishop of Przemyśl, Poland |
| Jan | 74.8 | Isidoro Masones y Nin † | Bishop of Ales e Terralba, Italy |
| Jan | 68.7 | Gian Andrea Moscarelli † | Bishop of Guardialfiera (Guardia), Italy |
| Jan | 71.8 | Giovanni Lorenzo Tilli † | Bishop of Sansepolcro (Borgo San Sepolcro), Italy |
| 22 Jan | | Edmund Byrne † | Archbishop of Dublin, Ireland |
| Feb | 49.6 | Luigi Maria de Dura, O.P. † | Bishop of Castellaneta, Italy |
| 6 Mar | 67.2 | Benedetto Falconcini † | Bishop of Arezzo, Italy |
| 7 Mar | 68.8 | Michelangelo dei Conti † | Pope (Roma {Rome}, Italy) |
| 12 Mar | 64.2 | François-Louis de Clermont-Tonnerre † | Bishop of Langres, France |
| Apr | 77.0 | Antonio Polcenigo † | Bishop of Feltre, Italy |
| 12 Apr | 80.1 | Pierre de Langle † | Bishop of Boulogne (-Sur-Mer), France |
| 26 Apr | 58.3 | Louis-François-Gabriel de Hennin-Liétard † | Archbishop of Embrun, France |
| May | 49.2 | Imperialis Pedicini † | Bishop of Vulturara e Montecorvino, Italy |
| 5 May | 74.1 | Sebastiano Antonio Tanara † | Cardinal, Cardinal-Bishop of Ostia (-Velletri) |
| 12 May | 78.4 | Juan Pérez Carpintero, O. Praem. † | Bishop of Comayagua, Honduras |
| 14 May | 60.4 | Juan de Necolalde † | Archbishop of La Plata o Charcas, Bolivia |
| 30 May | 66.4 | Francisco de la Cuesta, O.S.H. † | Bishop of Michoacán, México |
| 21 Jun | 62.5 | José Xirón de Alvarado, O.P. † | Bishop of León en Nicaragua |
| 28 Jun | 64.5 | Orazio Filippo Spada † | Cardinal, Bishop of Osimo, Italy |
| 7 Jul | 75.5 | Pompeo Sarnelli † | Bishop of Bisceglie, Italy |
| 21 Jul | 67.1 | Antonio Folch y Cardona, O.F.M. † | Archbishop of Valencia, Spain |
| 13 Aug | | James O’Shiel, O.F.M. † | Bishop of Down and Connor, Ireland |
| 18 Aug | 51.6 | Johann Philipp Franz von Schönborn † | Bishop of Würzburg, Germany |
| 25 Aug | 55.1 | Muzio de Vecchi † | Bishop of Marsi, Italy |
| 9 Sep | 84.7 | Jacques-Joseph de Gourgues † | Bishop of Bazas, France |
| 22 Sep | 69.0 | Angelo Acerno † | Bishop of Muro Lucano, Italy |
| Oct | 67.8 | Antonio Spinelli, C.R. † | Bishop of Melfi-Rapolla, Italy |
| 9 Oct | 70.5 | Gabriel de Arregui y Gutiérrez, O.F.M. † | Bishop of Cuzco, Peru |
| Nov | 76.9 | Ascanio Silvestri † | Bishop of Pienza, Italy |
| 26 Nov | 78.5 | Étienne de Champflour † | Bishop of La Rochelle, France |
| 23 Dec | 62.0 | José Delgarte, O.SS.T. † | Bishop of São Luís do Maranhão, Brazil |
| 27 Dec | 85.0 | Guy de Sève de Rochechouart † | Bishop Emeritus of Arras, France |