List of Chief Ministers of Sikkim
The following table lists the Chief Ministers of Sikkim with terms of office and party affiliation. Sikkim became an Indian state on May 16, 1975, until then it was formally independent. Kazi Lhendup Dorji Khangsarpa was Chief Minister (head of government) at the time, the Chogyal of Sikkim was the constitutional head of state.
| # | Surname | Taking office | Term expires | Political party |
| 1 | Kazi Lhendup Dorji Khangsarpa | 4th September 1974 | 17th August 1979 | Sikkim United Party |
| ( President's rule ) | 18th August 1979 | 17th October 1979 | ||
| 2 | Nar Bahadur Bhandari | October 18, 1979 | May 10, 1984 | Sikkim Janata Parishad / Sikkim Pradesh Congress |
| 3 | Bhim Bahadur Gurung | May 11, 1984 | May 24, 1984 | Indian National Congress |
| ( President's rule ) | May 25, 1984 | March 7, 1985 | ||
| 4th | Nar Bahadur Bhandari | March 8, 1985 | June 16, 1994 | Sikkim Sangram Parishad |
| 5 | Sanchaman Limboo | June 17, 1994 | December 11, 1994 | Sikkim Sangram Parishad |
| 6th | Pawan Chamling | December 12, 1994 | May 27, 2019 | Sikkim Democratic Front |
| 7th | Prem Singh Tamang | May 27, 2019 | in office | Sikkim Krantikari Morcha |