Chief Ministers of Himachal Pradesh

1. Yashwant Singh Parmar(8 March 1952-31 October 1956)
2. President's rule(31 October 1956-1 July 1963)The state was converted into a Union Territory    
3. Yashwant Singh Parmar(1 July 1963-28 January 1977)
4. Thakur Ram Lal(28 January 1977-30 April 1977)
5. President's rule(30 Apr 1977-22 Jun 1977)         
6. Shanta Kumar(22 June 1977-14 February 1980)
7. Thakur Ram Lal(14 February 1980-7 April 1983)
8. Virbhadra Singh(8 April 1983-8 March 1985)
9. Virbhadra Singh(8 March 1985-5 March 1990)
10. Shanta Kumar(5 March 1990-15 December 1992)
11. President's Rule(15 Dec 1992-03 Dec 1993)
12. Virbhadra Singh(3 December 1993-23 March 1998)
13. Prem Kumar Dhumal(24 March 1998-5 March 2003)
14. Virbhadra Singh(6 March 2003-30 December 2007)
15. Prem Kumar Dhumal(30 December 2007-25 December 2012)
16. Virbhadra Singh(25 December 2012-till date)

Source:Wikipedia