List of current reigning monarchs by length of reign

This is a list of reigning monarchs sorted by length of service.
This list includes monarchs who do not reign over entire nations, such as Muhammad V of Kelantan, but does not include former monarchs and pretenders, such as Simeon II of Bulgaria, ex officio monarchs such as Emmanuel Macron who in his capacity as President of France is also Co-Prince of Andorra, monarchs without physical territories such as the Prince and Grand Master of the Sovereign Military Order of Malta, constituent monarchs such as the traditional African rulers, or monarchs whose position is unofficial, such as Tenzin Gyatso, 14th Dalai Lama.
Hassanal Bolkiah is the longest-reigning existing monarch, having been Sultan of Brunei since 5 October 1967.[1] He became the longest-reigning monarch upon the death of Elizabeth II of the United Kingdom on 8 September 2022.[2]
List
Rank | Monarch | State | Country | Born | Current age | Acceded | Years reigned |
---|---|---|---|---|---|---|---|
Reigns as of 17 April 2025 T 21:41 (UTC) | |||||||
1 | Hassanal Bolkiah | Brunei | 15 July 1946 | 78 years, 276 days | 5 October 1967 | 57 years, 194 days | |
2 | Sultan bin Mohamed Al-Qassimi III | Sharjah | United Arab Emirates | 6 July 1939 | 85 years, 285 days | 25 January 1972 | 53 years, 82 days |
3 | Carl XVI Gustaf | Sweden | 30 April 1946 | 78 years, 352 days | 15 September 1973 | 51 years, 214 days | |
4 | Hamad bin Mohammed Al Sharqi | Fujairah | United Arab Emirates | 22 February 1949 | 76 years, 54 days | 18 September 1974 | 50 years, 211 days |
5 | Humaid bin Rashid Al Nuaimi III | Ajman | 1 January 1931 | 94 years, 106 days | 6 September 1981 | 43 years, 223 days | |
6 | Mswati III | Eswatini[a] | 19 April 1968 | 56 years, 363 days | 25 April 1986 | 38 years, 357 days | |
7 | Hans-Adam II | Liechtenstein | 14 February 1945 | 80 years, 62 days | 13 November 1989 | 35 years, 155 days | |
8 | Harald V | Norway | 21 February 1937 | 88 years, 55 days | 17 January 1991 | 34 years, 90 days | |
9 | Letsie III | Lesotho | 17 July 1963 | 61 years, 274 days | 7 February 1996[b] | 33 years, 140 days[b] | |
10 | Mizan Zainal Abidin | Terengganu | Malaysia | 22 January 1962 | 63 years, 85 days | 15 May 1998 | 26 years, 337 days |
11 | Abdullah II | Jordan | 30 January 1962 | 63 years, 77 days | 7 February 1999 | 26 years, 69 days | |
12 | Hamad bin Isa Al Khalifa | Bahrain | 28 January 1950 | 75 years, 79 days | 6 March 1999 | 26 years, 42 days | |
13 | Mohammed VI | Morocco | 21 August 1963 | 61 years, 239 days | 23 July 1999 | 25 years, 268 days | |
14 | Syed Sirajuddin | Perlis | Malaysia | 17 May 1943 | 81 years, 335 days | 17 April 2000 | 25 years, 0 days |
15 | Henri | Luxembourg | 16 April 1955 | 70 years, 1 day | 7 October 2000 | 24 years, 192 days | |
16 | Sharafuddin Idris Shah | Selangor | Malaysia | 11 December 1945 | 79 years, 127 days | 22 November 2001 | 23 years, 146 days |
17 | Norodom Sihamoni | Cambodia | 14 May 1953 | 71 years, 338 days | 14 October 2004 | 20 years, 185 days | |
18 | Albert II | Monaco | 14 March 1958 | 67 years, 34 days | 6 April 2005 | 20 years, 11 days | |
19 | Mohammed bin Rashid Al Maktoum | Dubai | United Arab Emirates | 15 July 1949 | 75 years, 276 days | 4 January 2006 | 19 years, 103 days |
20 | Jigme Khesar Namgyel Wangchuck | Bhutan | 21 February 1980 | 45 years, 55 days | 9 December 2006 | 18 years, 129 days | |
21 | Muhriz | Negeri Sembilan | Malaysia | 14 January 1948 | 77 years, 93 days | 29 December 2008 | 16 years, 109 days |
22 | Saud bin Rashid Al Mualla | Umm al-Quwain | United Arab Emirates | 1 October 1952 | 72 years, 198 days | 2 January 2009 | 16 years, 105 days |
23 | Ibrahim Iskandar | Johor | Malaysia[c] | 22 November 1958 | 66 years, 146 days | 23 January 2010 | 15 years, 84 days |
24 | Muhammad V | Kelantan | Malaysia | 6 October 1969 | 55 years, 193 days | 13 September 2010 | 14 years, 216 days |
25 | Saud bin Saqr Al Qasimi | Ras al-Khaimah | United Arab Emirates | 10 February 1956 | 69 years, 66 days | 27 October 2010 | 14 years, 172 days |
26 | Tupou VI | Tonga | 12 July 1959 | 65 years, 279 days | 18 March 2012 | 13 years, 30 days | |
27 | Francis | Vatican City | 17 December 1936 | 88 years, 121 days | 13 March 2013 | 12 years, 35 days | |
28 | Willem-Alexander | Netherlands | 27 April 1967 | 57 years, 355 days | 30 April 2013 | 11 years, 352 days | |
29 | Tamim bin Hamad Al Thani | Qatar | 3 June 1980 | 44 years, 318 days | 25 June 2013 | 11 years, 296 days | |
30 | Philippe | Belgium | 15 April 1960 | 65 years, 2 days | 21 July 2013 | 11 years, 270 days | |
31 | Nazrin Muizzuddin Shah | Perak | Malaysia | 27 November 1956 | 68 years, 141 days | 29 May 2014 | 10 years, 323 days |
32 | Felipe VI | Spain | 30 January 1968 | 57 years, 77 days | 19 June 2014 | 10 years, 302 days | |
33 | Salman bin Abdulaziz Al Saud | Saudi Arabia | 31 December 1935 | 89 years, 107 days | 23 January 2015 | 10 years, 84 days | |
34 | Vajiralongkorn (Rama X) | Thailand | 28 July 1952 | 72 years, 263 days | 13 October 2016 | 8 years, 186 days | |
35 | Mahmud Sallehuddin | Kedah | Malaysia | 30 April 1942 | 82 years, 352 days | 11 September 2017 | 7 years, 218 days |
36 | Abdullah Sultan Ahmad Shah | Pahang | 30 July 1959 | 65 years, 261 days | 15 January 2019 | 6 years, 92 days | |
37 | Naruhito | Japan | 23 February 1960 | 65 years, 53 days | 1 May 2019 | 5 years, 351 days | |
38 | Haitham bin Tariq Al Said | Oman | 11 October 1954 | 70 years, 188 days | 11 January 2020 | 5 years, 96 days | |
39 | Mohamed bin Zayed Al Nahyan | Abu Dhabi | United Arab Emirates | 11 March 1961 | 64 years, 37 days | 13 May 2022 | 2 years, 339 days |
40 | Charles III | Antigua and Barbuda | 14 November 1948 | 76 years, 154 days | 8 September 2022 | 2 years, 221 days | |
Australia | |||||||
The Bahamas | |||||||
Belize | |||||||
Canada | |||||||
Grenada | |||||||
Jamaica | |||||||
New Zealand | |||||||
Papua New Guinea | |||||||
Saint Kitts and Nevis | |||||||
Saint Lucia | |||||||
Saint Vincent and the Grenadines | |||||||
Solomon Islands | |||||||
Tuvalu | |||||||
United Kingdom | |||||||
41 | Mishal Al-Ahmad Al-Jaber Al-Sabah | Kuwait | 27 September 1940 | 84 years, 202 days | 16 December 2023 | 1 year, 122 days | |
42 | Frederik X | Denmark | 26 May 1968 | 56 years, 326 days | 14 January 2024 | 1 year, 93 days |
See also
- List of current monarchs of sovereign states
- List of current heads of state and government
- List of current state leaders by date of assumption of office
- List of longest-reigning monarchs
- List of shortest-reigning monarchs
- Lists of state leaders by age
Notes
- ^ The country was formerly named the Kingdom of Swaziland until 19 April 2018.
- ^ a b Letsie III first reigned during 12 November 1990 – 25 January 1995, was deposed, then returned to the throne on 7 February 1996. Length-of-reign calculation includes both tenures.
- ^ Ibrahim Iskandar is also the currently-reigning Yang di-Pertuan Agong, and has reigned for 1 year, 76 days (since 31 January 2024).
References
- ^ "Sultan of Brunei becomes world's longest-serving monarch after Elizabeth II's passing". Arab News. 2022-09-09. Retrieved 2022-09-25.
- ^ "Queen Elizabeth II has died". BBC News. 2022-09-08. Retrieved 2022-09-25.