| Sl.No. | Name of Chief Ministers | From | To | Party |
|---|---|---|---|---|
| 1 | Prafulla Chandra Ghosh | Aug 15, 1947 | Jan 14, 1948 | INC |
| 2 | Bidhan Chandra Roy | Jan 14, 1948 | 1 July 1962 | INC |
| President's rule | Jul 1, 1962 | Jul 8, 1962 | ||
| 3 | Prafulla Chandra Sen | Jul 8, 1962 | Mar 15, 1967 | INC |
| 4 | Ajoy Kumar Mukherjee | Mar 15, 1967 | Nov 2, 1967 | BAC |
| 5 | Prafulla Chandra Ghosh | Nov 2, 1967 | Feb 20, 1968 | Independent Progressive Democratic Alliance Front |
| President's rule | Feb 20, 1968 | Feb 25, 1969 | ||
| 6 | Ajoy Kumar Mukherjee | Feb 25, 1969 | Mar 19, 1970 | BAC |
| President's rule | Mar 19, 1970 | Apr 2, 1971 | ||
| 7 | Prafulla Chandra Ghosh | Apr 2, 1971 | Jun 28, 1971 | INC |
| President's rule | Jun 28, 1971 | Mar 19, 1972 | ||
| 8 | Siddhartha Shankar Ray | Mar 19, 1972 | Jun 21, 1977 | INC |
| 9 | Jyoti Basu | Jun 21, 1977 | Nov 6, 2000 | CPM |
| 10 | Buddhadeb Bhattacharya | Nov 6, 2000 | May 13, 2011 | CPM |
| 11 | Mamata Banerjee | May 20, 2011 | May 27, 2016 | AITC |
| 12 | Mamata Banerjee | May 27, 2016 | Present | AITC |
