King of Lesotho
Paramount Chiefs of Lesotho (Basutoland, 1822-1965)
- Moshoeshoe I: 1822-18 January 1870
- Letsie I Moshoeshoe: 18 January 1870-20 November 1891
- Lerotholi Letsie: 20 November 1891 - 19 August 1905
- Letsie II Lerotholi: 21 August 1905 - 28 January 1913
- Nathaniel Griffith Lerotholi: 11 April 1913 - July 1939
- Simon Seeiso Griffith: 3 August 1939 - 26 December 1940
- Gabasane Masopha (acting): 26 December 1940 - 28 January 1941
- Mantsebo Amelia 'Matsaba (acting): 28 January 1941 - 12 March 1960
- Moshoeshoe II: 12 March 1960 - 30 April 1965
Kings and Queens of Lesotho (1965-Present)
Royal Standard of the King of Lesotho
- Moshoeshoe II: 30 April 1965 - 10 February 1970
- Leabua Jonathan (prime minister ruling as head of state): 10 February - 5 June 1970
- Queen Mamohato (Regent): 5 June - 5 December 1970
- Moshoeshoe II: 5 December 1970 - 12 November 1990
- Queen Mamohato (Regent): 10 March - 12 November 1990
- Letsie III: 12 November 1990 - 25 January 1995
- Moshoeshoe II: 25 January 1995 - 15 January 1996
- Queen Mamohato (Regent): 15 January - 7 February 1996
- Letsie III: 7 February 1996 -