| Date of Death | Deceased Cardinals (37) |
| 1850.04.11 | Cardinal-Priest of S. Susanna (1843.01.30 – 1850.04.11) Metropolitan Archbishop of Ferrara (Italy) (1843.01.30 – 1850.04.11) |
| 1850.04.17 | Cardinal-Priest of S. Maria della Pace (1847.10.04 – 1850.04.17) Metropolitan Archbishop of Cambrai (France) (1842.01.24 – 1850.04.17) |
| 1850.08.17 | Cardinal-Priest of Ss. XII Apostoli (1833.07.29 – 1850.08.17) Metropolitan Archbishop of Capua (Italy) (1826.07.26 – 1850.08.17) |
| 1851.04.25 | Cardinal-Priest of Ss. Nereo ed Achilleo (1834.06.23 – 1851.04.25) |
| 1851.05.24 | Cardinal-Priest of S. Pancrazio (1848.01.20 – 1851.05.24) Prefect of Sacred Congregation of Studies (1848.04.10 – 1851.05.24) |
| 1851.07.20 | Cardinal-Priest of S. Agnese fuori le mura (1846.04.16 – 1851.07.20) |
| 1851.08.01 | Cardinal-Priest of S. Clemente (1843.06.22 – 1851.08.01) Bishop of Ancona e Umana (Italy) (1838.02.12 – 1851.08.01) |
| 1851.09.29 | Metropolitan Archbishop of Toulouse (France) ([1830.03.16] 1830.07.05 – 1851.09.29) |
| 1852.02.20 | Cardinal-Priest of Ss. XII Apostoli (1850.09.30 – 1852.02.20) Bishop emeritus of Orvieto (Italy) (1833.04.15 – 1841.12.18) Prefect of Sacred Congregation of Bishops and Regulars (1847.05.02 – 1852.02.20) |
| 1852.02.22 | Cardinal-Bishop of Palestrina (1844.01.22 – 1852.02.22) Major Penitentiary of Sacred Apostolic Penitentiary (1839.11.12 – 1852.02.22) |
| 1852.03.21 | Cardinal-Deacon of S. Lorenzo in Damaso pro illa vice Deaconry (1844.01.22 – 1852.03.21) Vice-Chancellor of Apostolic Chancery (1844.01.22 – 1852.03.21) |
| 1853.01.20 | Bishop of Wrocław (Poland) ([1845.01.15] 1845.04.21 – 1853.01.20) |
| 1853.03.31 | Metropolitan Archbishop of Olomouc (Czechia) ([1836.11.21] 1837.05.19 – 1853.03.31) |
| 1853.05.10 | Cardinal-Priest of S. Maria della Vittoria (1839.07.11 – 1853.05.10) Metropolitan Archbishop of Palermo (Italy) (1839.02.21 – 1853.05.10) |
| 1853.06.23 | Cardinal-Bishop of Sabina (1847.06.11 – 1853.06.23) Cardinal-Priest of S. Cecilia in commendum (1847.06.11 – 1853.06.23) Prefect of Sacred Congregation of the Index (1849 – 1853.06.23) |
| 1854.05.12 | Cardinal-Bishop of Porto e Santa Rufina (1847.06.11 – 1854.05.12) Prefect of Congregation for Sacred Rites (1847.06.08 – 1854.05.12) Prefect of Sacred Congregation of Studies (1834.11.21 – 1854.05.12) |
| 1854.06.15 | Cardinal-Priest of S. Maria sopra Minerva (1851.04.10 – 1854.06.15) Prefect of Sacred Congregation of Studies (1851.06.07 – 1854.06.15) |
| 1854.09.09 | Cardinal-Priest of S. Anastasia (1838.02.15 – 1854.09.09) Librarian of Vatican Apostolic Library (1853.06.27 – 1854.09.09) Archivist of Vatican Secret Archives (1853.06.27 – 1854.09.09) |
| 1855.01.09 | Cardinal-Priest of S. Lorenzo in Panisperna (1846.01.19 – 1855.01.09) |
| 1855.01.11 | Metropolitan Archbishop of Sevilla (Spain) (1847.12.17 – 1855.01.11) |
| 1855.01.21 | Cardinal-Priest of S. Balbina (1850.10.03 – 1855.01.21) |
| 1855.02.01 | Cardinal-Deacon of S. Maria in Cosmedin (1846.04.16 – 1855.02.01) |
| 1855.04.13 | Cardinal-Priest of S. Lorenzo in Lucina (1839.07.08 – 1855.04.13) Metropolitan Archbishop of Bologna (Italy) (1802.09.20 – 1855.04.13) |
| 1855.12.31 | Metropolitan Archbishop of Braga (Portugal) (1843.04.03 – 1855.12.31) |
| 1856.03.03 | Cardinal-Priest of Ss. Andrea e Gregorio al Monte Celio (1839.07.11 – 1856.03.03) Prior General of Camaldolese Congregation of the Order of Saint Benedict (Camaldolese) (1835 – 1856.03.03) |
| 1856.04.20 | Cardinal-Priest of S. Lorenzo in Lucina (1855.09.28 – 1856.04.20) Prefect of Sacred Congregation of the Propagation of the Faith (1834.11.21 – 1856.04.20) |
| 1856.08.12 | Cardinal-Priest of Ss. Quattro Coronati (1839.02.21 – 1856.08.12) Archbishop-Bishop of Osimo (Italy) (1839.02.18 – 1856.08.12) Archbishop-Bishop of Cingoli (Italy) (1839.02.18 – 1856.08.12) |
| 1857.02.11 | Cardinal-Priest of S. Maria della Pace (1854.11.30 – 1857.02.11) Metropolitan Archbishop of Toledo (Spain) (1847.10.04 – 1857.02.11) |
| 1857.03.14 | Cardinal-Deacon of S. Maria in Via Lata (1834.12.19 – 1857.03.14) Camerlengo of the Holy Roman Church of Reverend Apostolic Camera (1843.04.03 – 1857.03.14) |
| 1857.10.11 | Cardinal-Deacon of S. Giorgio in Velabro (1856.06.19 – 1857.10.11) Prefect emeritus of Prefecture of the Holy Apostolic Palaces (1850.05.17 – 1856.06.16) |
| 1857.11.15 | Cardinal-Priest of S. Maria sopra Minerva (1854.11.30 – 1857.11.15) Patriarch of Lisboa (Portugal) (1845.11.24 – 1857.11.15) Bishop of Castelo Branco (Portugal) (1846 – 1857.11.15) |
| 1858.01.14 | Metropolitan of Lviv–Halyč–Kamyanets of the Ukrainians (Ukraine) (1816.03.08 – 1858.01.14) |
| 1858.01.21 | Cardinal-Priest of S. Martino ai Monti (1832.12.17 – 1858.01.21) Commendatory Abbot emeritus of Subiaco (Italy) (1838 – 1842) Pro-Datary of His Holiness of Apostolic Dataria (1844.04.29 – 1858.01.21) |
| 1858.02.06 | Cardinal-Priest of S. Maria della Vittoria (1853.12.19 – 1858.02.06) Prefect emeritus of Prefecture of the Holy Apostolic Palaces (1836.07.11 – 1838.09.13) |
| 1858.02.12 | Cardinal-Deacon of S. Maria in Via Lata (1857.03.19 – 1858.02.12) Prefect of Sacred Congregation of Good Government (1843.04.03 – 1858.02.12) |
| 1859.05.26 | Cardinal-Priest of S. Maria del Popolo (1847.10.04 – 1859.05.26) Metropolitan Archbishop of Bourges (France) ([1841.12.15] 1842.01.24 – 1859.05.26) |
| 1859.08.22 | Cardinal-Priest of S. Marcello (1838.02.15 – 1859.08.22) Metropolitan Archbishop of Ravenna (Italy) (1826.07.03 – 1859.08.22) |
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