| Date of Death | Deceased Cardinals (43) |
| 1750.02.11 | Cardinal-Bishop of Frascati (1747.04.10 – 1750.02.11) Camerlengo emeritus of Sacred College of Cardinals (1739.01.26 – 1740) |
| 1750.12.03 | Cardinal-Priest of S. Anastasia (1721.06.16 – 1750.12.03) |
| 1751.04.12 | Cardinal-Priest of S. Crisogono (1740.08.29 – 1751.04.12) Metropolitan Archbishop of Wien (Austria) (1722.06.01 – 1751.04.12) |
| 1751.10.21 | Cardinal-Bishop of Porto e Santa Rufina (1743.09.09 – 1751.10.21) Cardinal-Priest of S. Clemente in commendum (1730.07.24 – 1751.10.21) Camerlengo of the Holy Roman Church emeritus of Reverend Apostolic Camera (1719.03.29 – 1747.02.23) |
| 1752.01.06 | Cardinal-Priest of S. Eusebio (1734.04.12 – 1752.01.06) Archbishop-Bishop of Corneto (Italy) (1734.07.09 – 1752.01.06) Archbishop-Bishop of Montefiascone (Italy) (1734.07.09 – 1752.01.06) |
| 1752.06.26 | Cardinal-Priest of S. Lorenzo in Lucina (1740.08.29 – 1752.06.26) |
| 1752.08.20 | Cardinal-Bishop of Albano (1751.11.15 – 1752.08.20) |
| 1752.11.02 | Cardinal-Priest of Ss. XII Apostoli (1741.01.02 – 1752.11.02) Camerlengo emeritus of Sacred College of Cardinals (1745.01.25 – 1746.01.17) |
| 1753.02.16 | Cardinal-Bishop of Ostia–Velletri (1740.08.29 – 1753.02.16) Cardinal-Priest of S. Lorenzo in Damaso in commendum (1740.08.29 – 1753.02.16) Vice-Chancellor of Apostolic Chancery (1740.08.29 – 1753.02.16) Secretary of Commission of Roman and Universal Inquisition (1740.08.29 – 1753.02.16) |
| 1753.02.22 | Cardinal-Priest of S. Silvestro in Capite (1743.09.23 – 1753.02.22) |
| 1753.03.13 | Cardinal-Bishop of Palestrina (1747.04.10 – 1753.03.13) Prefect of Sacred Congregation of the Council (1737.03.20 – 1753.03.13) |
| 1754.01.17 | Cardinal-Priest of S. Stefano al Monte Celio (1747.04.10 – 1754.01.17) |
| 1754.01.24 | Cardinal-Priest of S. Tommaso in Parione (1746.12.19 – 1754.01.24) |
| 1754.02.27 | |
| 1754.03.21 | Cardinal-Deacon of Ss. Vito, Modesto e Crescenzia (1753.12.10 – 1754.03.21) |
| 1754.04.29 | Cardinal-Deacon of S. Maria in Aquiro (1743.09.23 – 1754.04.29) |
| 1755.01.06 | Cardinal-Priest of S. Prassede (1743.03.11 – 1755.01.06) Cardinal-Priest of S. Marco in commendum (1743.03.11 – 1755.01.06) Archbishop-Bishop of Brescia (Italy) (1727.07.30 – 1755.01.06) Commendatory Abbot of Santa Maria di Vangadizza (Italy) (1747? – 1755.01.06) Prefect of Sacred Congregation of the Index (1740 – 1755.01.06?) Librarian of Vatican Apostolic Library (1730.09.04 – 1755.01.06) Archivist of Vatican Secret Archives (1730.09.04 – 1755.01.06) |
| 1755.01.08 | Cardinal-Priest of S. Maria del Popolo (1743.09.23 – 1755.01.08) Vice-Camerlengo of the Holy Roman Church emeritus of Reverend Apostolic Camera (1741.06.27 – 1743.09.09) |
| 1755.02.08 | Cardinal-Priest of S. Maria in Domnica pro hac vice Title (1742.01.08 – 1755.02.08) Metropolitan Archbishop emeritus of Benevento (Italy) (1730.02.21 – 1731.01.08) |
| 1755.06.18 | Cardinal-Priest of S. Croce in Gerusalemme (1744.12.07 – 1755.06.18) Major Penitentiary of Sacred Apostolic Penitentiary (1747 – 1755.06.18) |
| 1755.12.15 | Cardinal-Bishop of Ostia–Velletri (1753.04.09 – 1755.12.15) Camerlengo emeritus of Sacred College of Cardinals (1737.02.11 – 1738.01.27) |
| 1756.02.12 | Cardinal-Deacon of S. Maria ad Martyres (1751.02.01 – 1756.02.12) |
| 1756.04.25 | Cardinal-Priest of S. Eusebio (1754.07.22 – 1756.04.25) |
| 1756.06.28 | Bishop of Strasbourg (France) (1749.07.19 – 1756.06.28) |
| 1756.07.25 | Cardinal-Priest of S. Marcello (1748.04.01 – 1756.07.25) Prefect of Sacred Congregation of the Council (1753 – 1756.07.25) |
| 1756.08.28 | Cardinal-Bishop of Sabina (1753.04.09 – 1756.08.28) Commendatory Archimandrite of Santissimo Salvatore of the Italo-Albanese (Italy) (1724 – 1756.08.28) Prefect of Sacred Congregation of the Propagation of the Faith (1747.03.27 – 1756.08.28) Camerlengo of the Holy Roman Church of Reverend Apostolic Camera (1747.02.25 – 1756.08.28) |
| 1757.02.11 | Cardinal-Priest of S. Giovanni a Porta Latina (1745.09.13 – 1757.02.11) Metropolitan Archbishop emeritus of Benevento (Italy) (1741.09.18 – 1752.01.17) |
| 1757.03.10 | Metropolitan Archbishop of Wien (Austria) (1751.04.12 – 1757.03.10) |
| 1757.03.21 | Cardinal-Priest of S. Pietro in Vincoli (1743.03.11 – 1757.03.21) Secretary of State of Apostolic Secretariat (1726.06.13 – 1757.03.21?) |
| 1757.04.29 | Cardinal-Priest of S. Agnese fuori le mura (1747.05.15 – 1757.04.29) Metropolitan Archbishop of Bourges (France) (1729.07.06 – 1757.04.29) |
| 1757.11.16 | Cardinal-Priest of S. Crisogono (1753.12.10 – 1757.11.16) Prefect of Sacred Congregation of the Council (1756.12.16 – 1757.11.16) Datary of His Holiness of Apostolic Dataria (1743 – 1757.11.16) |
| 1758.01.30 | Cardinal-Priest of S. Maria in Ara Coeli (1756.04.05 – 1758.01.30) |
| 1758.02.05 | |
| 1758.03.02 | Cardinal-Priest of Ss. Nereo ed Achilleo (1739.07.20 – 1758.03.02) Metropolitan Archbishop of Lyon (France) (1740.11.11 – 1758.03.02) |
| 1758.07.09 | |
| 1758.09.30 | Cardinal-Priest of S. Lorenzo in Damaso (1756.09.20 – 1758.09.30) Vice-Chancellor of Apostolic Chancery (1756.09.20 – 1758.09.30) |
| 1758.11.04 | Cardinal-Bishop of Frascati (1756.01.12 – 1758.11.04) |
| 1758.12.23 | Cardinal-Priest of SS. Trinità al Monte Pincio (1753.12.10 – 1758.12.23) Prefect of Sacred Congregation of the Council (1757 – 1758.12.23) |
| 1759.01.05 | Cardinal-Priest of S. Lorenzo in Lucina (1752.07.17 – 1759.01.05) Metropolitan Archbishop of Mechelen (Belgium) (1715.12.16 – 1759.01.05) |
| 1759.01.15 | Cardinal-Bishop of Porto e Santa Rufina (1756.01.12 – 1759.01.15) Vicar General for the Vicariate of Rome of Roma (Italy) (1732.03.01 – 1759.01.15) Camerlengo of Sacred College of Cardinals (1743.01.28 – 1759.01.15?) |
| 1759.01.31 | Cardinal-Priest of S. Cecilia (1757.01.03 – 1759.01.31) Cardinal-Priest of S. Agostino in commendum (1757.01.03 – 1759.01.31) Prefect of Sacred Congregation of Good Government (1754.05.06 – 1759.01.31) |
| 1759.03.10 | Metropolitan Archbishop of Rouen (France) (1733.12.18 – 1759.03.10) |
| 1759.06.21 | Cardinal-Bishop of Porto e Santa Rufina (1759.02.12 – 1759.06.21) Camerlengo emeritus of Sacred College of Cardinals (1738.01.27 – 1739.01.26) |
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