The 23rd Secretariat of the Communist Party of the Soviet Union was elected by the 23rd Central Committee in the aftermath of the 23rd Congress.
| Rank | Name (birth–death) |
Took office | Left office | Duration | Note |
|---|---|---|---|---|---|
| 1 | Leonid Brezhnev (1906–1982) |
8 April 1966 | 9 April 1971 | 5 years, 2 days | Elected General Secretary at the 1st Plenary Session. |
| 7 | Yuri Andropov (1914–1984) |
8 April 1966 | 21 June 1967 | 1 year, 75 days | Resigned from his seat at the 5th Plenary Session. |
| 5 | Pyotr Demichev (1918–2000) |
8 April 1966 | 9 April 1971 | 5 years, 2 days | — |
| 9 | Ivan Kapitonov (1915–2002) |
8 April 1966 | 9 April 1971 | 5 years, 2 days | — |
| 10 | Konstantin Katushev (1927–2010) |
10 April 1968 | 9 April 1971 | 2 years, 364 days | Elected at the 7th Plenary Session. |
| 4 | Andrei Kirilenko (1906–1990) |
8 April 1966 | 9 April 1971 | 5 years, 2 days | — |
| 11 | Fyodor Kulakov (1918–1978) |
8 April 1966 | 9 April 1971 | 5 years, 2 days | — |
| 8 | Boris Ponomarev (1905–1995) |
8 April 1966 | 9 April 1971 | 5 years, 2 days | — |
| 12 | Aleksandr Rudakov (1910–1966) |
8 April 1966 | 10 June 1966 | 63 days | Died after a prolonged battle with illness. |
| 3 | Alexander Shelepin (1918–1994) |
13 December 1966 | 26 September 1967 | 287 days | Elected at the 4th Plenary Session. Relieved of his duties at the 6th Plenary Session. |
| 13 | Mikhail Solomentsev (1913–2008) |
13 December 1966 | 9 April 1971 | 4 years, 117 days | Elected at the 4th Plenary Session. |
| 2 | Mikhail Suslov (1902–1982) |
8 April 1966 | 9 April 1971 | 5 years, 2 days | — |
| 6 | Dmitriy Ustinov (1908–1984) |
8 April 1966 | 9 April 1971 | 5 years, 2 days | — |