| Date | Age | Bishop | Title |
|---|
| unknown | 63.9 | Nicola Ferri † | Bishop of Campagna, Italy |
| unknown | | Giovanni Ignazio Gautier † | Bishop of Iglesias, Italy |
| unknown | 58.2 | Bartolomeo Felice Guelfi Camaiani † | Bishop Emeritus of Colle di Val d’Elsa, Italy |
| unknown | 68.0 | Achille Puglia † | Bishop of Nicastro, Italy |
| unknown | 78.5 | Umberto Luigi Radicati † | Bishop of Pesaro, Italy |
| unknown | 69.0 | Francesco Testa † | Archbishop of Monreale, Italy |
| 3 Mar | 77.9 | Federico Marcello Lante Montefeltro Della Rovere † | Cardinal, Cardinal-Bishop of Porto e Santa Rufina |
| 12 Mar | 74.1 | Hugh MacDonald † | Vicar Apostolic of Highland District, Scotland, Great Britain |
| 14 Mar | 67.9 | Giovanni Molino † | Cardinal, Bishop of Brescia, Italy |
| 20 Mar | 78.1 | Saverio Canale (Canali) † | Cardinal, Cardinal-Deacon of S. Maria della Scala |
| 20 Mar | 44.1 | Baldassarre Vulcano, O.S.B. † | Bishop of Sessa Aurunca, Italy |
| 16 Apr | 43.5 | Antonio de Luna, O.F.M. † | Bishop of Nueva Caceres, Philippines |
| 2 May | 76.5 | Antonio Redetti † | Bishop of Bergamo, Italy |
| 24 May | 109.9 | Juan Camargo Angulo † | Bishop Emeritus of Pamplona, Spain |
| 6 Jun | 66.8 | Ferdinand Michael Cyriakus Graf von Hallweil † | Bishop of Wiener Neustadt, Austria |
| Aug | 61.2 | Carlo Giuseppe Capra † | Bishop of Acqui, Italy |
| 25 Aug | 62.0 | Carl Laurenz Cardona † | Prefect of Meissen (Meißen) {Lusazia o Lausitz; Sassonia}, Germany |
| 6 Sep | 56.4 | Manuel Fernández Torres † | Bishop of Ceuta, Spain |
| 21 Oct | 61.8 | Claude Drouas de Boussey † | Bishop of Toul, France |
| 8 Nov | 62.2 | Domenico Andrea Vegni † | Bishop of Montalcino, Italy |
| 15 Nov | 78.9 | Pietro Girolamo Guglielmi † | Cardinal, Cardinal-Priest of SS. Trinità al Monte Pincio |
| 5 Dec | 79.5 | Antônio de Nossa Senhora do Desterro Malheiro, O.S.B. † | Bishop of São Sebastião do Rio de Janeiro, Brazil |
| 6 Dec | 69.8 | Juan José Martínez Escalzo † | Bishop of Segovia, Spain |
| 22 Dec | 45.5 | Francisco Javier Calvo † | Bishop of Santa Marta, Colombia |
| 24 Dec | | Francesco Maria Pasini † | Bishop of Todi, Italy |
| 31 Dec | 73.4 | Bernarndo Onorato Buonocore † | Bishop |
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