| Date of Death | Deceased Cardinals (33) |
| 1650.04.09 | Cardinal-Priest of S. Cecilia (1648.09.28 – 1650.04.09) |
| 1650.06.27 | Cardinal-Priest of S. Maria del Popolo (1649.01.28 – 1650.06.27) |
| 1650.08.16 | Cardinal-Priest of S. Maria in Traspontina (1634.08.06 – 1650.08.16) Metropolitan Archbishop of Milano (Italy) (1632.12.20 – 1650.08.16) |
| 1650.10.07 | |
| 1651.09.03 | Cardinal-Priest of S. Stefano al Monte Celio (1644.11.28 – 1651.09.03) Patriarch emeritus of Constantinople (1641.12.16 – 1643.07.13) |
| 1651.09.25 | Cardinal-Priest of S. Salvatore in Lauro (1635.08.13 – 1651.09.25) Camerlengo emeritus of Sacred College of Cardinals (1646.01.08 – 1647.01.07) |
| 1652.01.05 | Cardinal-Priest of S. Agnese in Agone (1642.02.10 – 1652.01.05) |
| 1652.04.19 | Cardinal-Bishop of Ostia–Velletri (1641.07.01 – 1652.04.19) Camerlengo emeritus of Sacred College of Cardinals (1625.01.13 – 1626.01.07) |
| 1652.09.16 | Cardinal-Bishop of Ostia–Velletri (1652.04.29 – 1652.09.16) |
| 1653.02.26 | Cardinal-Priest of S. Callisto (1645.04.24 – 1653.02.26) |
| 1653.03.24 | Cardinal-Priest of SS. Trinità al Monte Pincio (1635.06.04 – 1653.03.24) Metropolitan Archbishop of Lyon (France) (1628.11.27 – 1653.03.24) |
| 1653.06.05 | Cardinal-Bishop of Albano (1652.04.29 – 1653.06.05) Patriarch emeritus of Venezia (Italy) (1631.06.11 – 1644.04.28) |
| 1653.10.07 | Cardinal-Priest of S. Crisogono (1643.08.31 – 1653.10.07) Archbishop-Bishop of Orvieto (Italy) (1644.05.23 – 1653.10.07) |
| 1653.11.22 | Cardinal-Priest of Ss. Giovanni e Paolo (1642.05.26 – 1653.11.22) |
| 1653.12.02 | Cardinal-Priest of S. Martino ai Monti (1653.06.23 – 1653.12.02) Metropolitan Archbishop emeritus of Sevilla (Spain) (1649.07.19 – 1652.12.02) |
| 1654.11.26 | Cardinal-Priest of S. Maria sopra Minerva (1643.08.31 – 1654.11.26) |
| 1655.02.15 | Cardinal-Priest of S. Martino ai Monti (1645.07.10 – 1655.02.15) Bishop emeritus of Tricarico (Italy) (1624.03.29 – 1646.01.08) Prefect of Sacred Congregation of the Council (1645 – 1655.02.15) |
| 1655.05.04 | Cardinal-Priest of S. Girolamo dei Croati (1642.02.10 – 1655.05.04) Metropolitan Archbishop of Monreale (Italy) (1650.05.30 – 1655.05.04) |
| 1655.08.10 | Cardinal-Bishop of Palestrina (1644.10.17 – 1655.08.10) |
| 1655.10.12 | Cardinal-Priest of S. Prisca (1643.08.31 – 1655.10.12) Master of Papal Chamber emeritus of Prefecture of the Holy Apostolic Palaces (1627.08.30 – 1635.01.01) |
| 1656.01.30 | Cardinal-Priest of S. Marcello (1642.02.10 – 1656.01.30) Camerlengo emeritus of Sacred College of Cardinals (1651.01.09 – 1652.01.08) |
| 1656.04.24 | Cardinal-Priest of S. Giovanni a Porta Latina (1647.12.16 – 1656.04.24) Bishop of Senigallia (Italy) (1655.08.02 – 1656.04.24) |
| 1656.05.01 | Cardinal-Priest of S. Sisto (1645.04.24 – 1656.05.01) Pro-Datary of His Holiness of Apostolic Dataria (1650? – 1656.05.01) |
| 1656.08.03 | Cardinal-Priest of S. Maria del Popolo (1655.05.14 – 1656.08.03) |
| 1657.05.15 | Cardinal-Priest of S. Cecilia (1650.11.21 – 1657.05.15) Bishop emeritus of Terni (Italy) (1646.10.18 – 1656) Camerlengo emeritus of Sacred College of Cardinals (1656.01.10 – 1657.01.15) |
| 1657.05.25 | Cardinal-Priest of S. Sabina (1637.12.07 – 1657.05.25) Bishop of Carpentras (France) (1630.09.09 – 1657.05.25) |
| 1657.10.04 | Cardinal-Deacon emeritus of S. Maria in Via Lata (1626.03.16 – 1642.11.10) |
| 1658.03.28 | Cardinal-Priest of S. Marco (1646.11.19 – 1658.03.28) Bishop emeritus of Vicenza (Italy) (1639.10.03 – 1655.06.14) |
| 1659.01.21 | Cardinal-Priest of S. Marcello (1657.04.23 – 1659.01.21) Metropolitan Archbishop of Capua (Italy) (1636.02.18 – 1659.01.21) |
| 1659.02.26 | Cardinal-Priest of S. Agostino (1647.12.16 – 1659.02.26) Metropolitan Archbishop emeritus of Salerno (Italy) (1642.09.15 – 1658.04.01) |
| 1659.04.04 | Cardinal-Priest of S. Onofrio (1652.03.12 – 1659.04.04) Treasurer General emeritus of Reverend Apostolic Camera (1647.10.19 – 1652.02) |
| 1659.04.06 | Cardinal-Priest of S. Lorenzo in Lucina (1629.08.20 – 1659.04.06) Metropolitan Archbishop emeritus of Ravenna (Italy) (1621.03.03 – 1645.09.18) Librarian of Vatican Apostolic Library (1649.08.04 – 1659.04.06) |
| 1659.08.14 | Cardinal-Priest of S. Callisto (1654.03.23 – 1659.08.14) |
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