| Date | Age | Bishop | Title |
|---|
| unknown | 83.0 | Giacinto Maria Conigli, O.P. † | Bishop Emeritus of Cefalonia e Zante, Greece |
| 1 Jan | 75.0 | Dominic Burke, O.P. † | Bishop of Elphin, Ireland |
| 4 Jan | 88.2 | Giambattista Spínola (Sr.) † | Cardinal, Archbishop Emeritus of Genova, Italy |
| 6 Jan | | Vitus Piluzzi, O.F.M. Conv. † | Titular Archbishop of Marcianopolis |
| 20 Jan | 85.0 | Sebastián de Arévalo y Torres, O.F.M. † | Bishop of Osma, Spain |
| 21 Jan | 60.6 | Francisco de la Puebla González † | Bishop of Santiago de Chile |
| 28 Jan | 64.0 | Luis Pueyo Abadía, O. Carm. † | Bishop of Albarracin, Spain |
| 13 Feb | 60.1 | Franz Caspar von Stadion † | Bishop of Lavant, Slovenia |
| 23 Feb | 72.4 | Enrico Noris, O.S.A. † | Cardinal, Librarian of the Vatican Library |
| 2 Mar | 62.1 | Bartolomé Espejos y Cisneros † | Bishop of Málaga, Spain |
| 6 Mar | 64.1 | Giuseppe Cei, C.O. † | Bishop of Cortona, Italy |
| 8 Mar | 68.1 | Giambattista Costaguti † | Cardinal, Cardinal-Priest of Sant’Anastasia |
| 13 Mar | 50.2 | François-Nicolas Zurtannen, C.R.A. † | Abbot of Saint-Maurice, Switzerland |
| 15 Mar | | Terrence Fitzpatrick † | Vicar Apostolic Emeritus of Ossory, Ireland |
| 15 Mar | 74.2 | Juan Leyva † | Bishop of Almería, Spain |
| 21 Mar | 66.3 | Eustachy Stanisław Kotowicz † | Bishop of Smoleńsk, Poland |
| 9 Apr | 74.3 | Wilhelm Egon von Fürstenberg † | Cardinal, Bishop of Strasbourg, France |
| 12 Apr | 76.5 | Jacques-Bénigne Bossuet † | Bishop of Meaux, France |
| 29 Apr | 74.3 | Francisco de Lima (Lemos), O. Carm. † | Bishop of Olinda, Brazil |
| 3 May | 73.7 | Bl. Estephan Douaihi † | Patriarch of Antiochia {Antioch} (Maronite), Lebanon |
| 9 May | | Antonio Carafa, C.R. † | Bishop of Ugento, Italy |
| 15 May | 76.7 | Martín de Híjar y Mendoza, O.E.S.A. † | Bishop of Concepción, Chile |
| 21 May | 78.7 | Hermann Werner von Wolff-Metternich zu Gracht † | Bishop of Paderborn, Germany |
| 10 Jun | 60.1 | Marquard Rudolf von Rodt † | Bishop of Konstanz {Constance}, Germany |
| 10 Jun | 78.6 | Johann Kaspar Schnorf † | Auxiliary Bishop of Basel, Switzerland |
| 28 Jun | 80.4 | João de Melo † | Bishop of Coimbra, Portugal |
| 17 Jul | 61.5 | Juan Manuel Mercadillo, O.P. † | Bishop of Córdoba (Tucumán), Argentina |
| 19 Jul | 56.5 | André Colbert † | Bishop of Auxerre, France |
| 22 Jul | 63.5 | François-Charles de Salettes † | Bishop of Oloron (Oloron-Sainte-Marie), France |
| 25 Jul | 60.5 | Antonio Pascual † | Bishop of Vic, Spain |
| 28 Jul | 77.5 | Juan de Porras y Atienza † | Bishop of Coria, Spain |
| 5 Aug | 50.8 | Daniello Marco Delfino † | Cardinal, Bishop of Brescia, Italy |
| 22 Aug | 74.3 | Miguel Lorenzo de Frías y Espinel † | Bishop of Jaca, Spain |
| 29 Aug | 66.6 | Diego Evelino Hurtado de Compostela (Vélez) † | Bishop of Santiago de Cuba |
| Sep | 57.5 | Giovanni Matteo Marchetti † | Bishop of Arezzo, Italy |
| 15 Sep | 66.7 | Fernando Manuel de Mejía † | Archbishop of Burgos, Spain |
| 23 Sep | 54.2 | Alessandro Croce † | Bishop of Cremona, Italy |
| 29 Sep | 62.7 | Francisco Fernández de Angulo † | Bishop of Cartagena (en España) |
| 30 Sep | 38.6 | Simone Paolo Aleotti † | Bishop of Civita Castellana e Orte, Italy |
| 2 Oct | 74.3 | Carlo Barberini † | Cardinal, Prefect of the Congregation for Propagation of the Faith |
| 8 Oct | 43.6 | Giovanni Antonio Ruggiero † | Bishop of Vieste, Italy |
| 8 Nov | 72.1 | Tommaso Guzzoni, C.O. † | Bishop Emeritus of Sora, Italy |
| 16 Nov | 56.6 | Basilio Brollo, O.F.M. Obs. † | Vicar Apostolic of Chansi and Chensi, China |
| 17 Nov | 60.8 | Ludovicus Quémeneur † | Titular Bishop of Sura |
| Dec | 78.3 | Carlo Cutillo, O.S.B. † | Bishop of Minori, Italy |
| 6 Dec | 74.2 | Johann Martin von Eyb † | Bishop of Eichstätt, Germany |
| 25 Dec | 59.9 | Nicolás Urbán de Mota y Haro † | Bishop of La Paz, Bolivia |
| 26 Dec | 31.9 | Carlo Massa † | Prelate of Santa Lucia del Mela, Italy |
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