List of Chief Ministers of Sikkim State (1975-2023): There have been 12 Chief Ministers in Sikkim, India, since 1975. The first was Kazi Lhendup Dorjee; the present CM Was Prem Singh Tamang from the Sikkim Krantikari Morcha. Below the table, we have listed the year-wise chief ministers to date and their party names.
List of Chief Ministers of Sikkim State
| Chief Minister | From | To | Party Name |
| Prem Singh Tamang | 27-05-2019 | Present | Sikkim Krantikari Morcha |
| Pawan Kumar Chamling | 21-05-2014 | 27-05-2019 | Sikkim Democratic Front |
| Pawan Kumar Chamling | 20-05-2009 | 21-05-2014 | Sikkim Democratic Front |
| Pawan Kumar Chamling | 21-05-2004 | 20-05-2009 | Sikkim Democratic Front |
| Pawan Kumar Chamling | 01-10-1999 | 21-05-2004 | Sikkim Democratic Front |
| Pawan Kumar Chamling | 12-12-1994 | 01-10-1999 | Sikkim Democratic Front |
| Sanchaman Limboo | 17-06-1994 | 12-12-1994 | Sikkim Sangram Parishad |
| Nar Bahadur Bhandari | 30-11-1989 | 17-06-1994 | Sikkim Sangram Parishad |
| Nar Bahadur Bhandari | 08-03-1985 | 30-11-1989 | Sikkim Sangram Parishad |
| President's rule | 25-05-1984 | 08-03-1985 | |
| B. B. Gurung | 11-05-1984 | 25-05-1984 | INC |
| Nar Bahadur Bhandari | 18-10-1979 | 11-05-1984 | Sikkim Janata Parishad |
| President's rule | 18-08-1979 | 18-10-1979 | |
| Kazi Lhendup Dorjee | 16-05-1975 | 18-08-1979 | INC |
List of Chief Ministers of Sikkim State