| 1 | Major Captain (Retd.) Upendra Bahadur Basnet | 1956 | 1961 |
| 2 | Col. (Retd.) G. B. Yakthumba | 1961 | 1964 |
| 3 | Gen. (Retd.) Bhakta Narsingh Rana | 1964 | 1968 |
| 4 | Mr. Yuddha Gambhir Singh G. C. | 1968 | 1969 |
| 5 | Mr. Narayan Prasad Shrestha | 1970 | 1972 |
| 6 | Prof. Dor Bahadur Bista | 1972 | 1975 |
| 7 | Mr. Jonden Ukyab | 1975 | 1977 |
| 8 | Mr. Basudev Tuphan | June 15, 1978 | 13 December 1980 |
| 9 | Mr. Gobardhan Bikram Shah | December 15, 1980 | December 13, 1982 |
| 10 | Mr. Tamla Ukyab | December 26, 1982 | February 25, 1988 |
| 11 | Dr. Rana Bahadur Thapa | March 28, 1988 | April 18, 1992 |
| 12 | Mr. Manik Lal Manandhar | April 19, 1993 | July 10, 1995 |
| 13 | Mr. Ang Dendi Sherpa | July 25, 1995 | March 31, 1996 |
| 14 | Mr. Binod Lama | May 18, 1996 | July 31, 1998 |
| 15 | Mr. Shankar Prasad Pandey | November 17, 1999 | October 7, 2003 |
| 16 | Mr. Leela Mani Paudyal | November 29, 2003 | September 1, 2007 |
| 17 | Mr. Naindra Prasad Upadhyaya | October 24, 2007 | October 23, 2011 |
| 18 | Mr. Hari Prasad Bashyal | January 30, 2012 | January 29, 2016 |
| 19 | Mr. Gobinda Bahadur Karkee | May 19, 2016 | May 18, 2020 |
