List of current reigning monarchs by length of reign

Elizabeth II is currently the longest-reigning monarch, having been Queen of the United Kingdom, Canada, Australia & New Zealand since 6 February 1952. She is also the monarch of 11 other Commonwealth realms which have become independent states since 1952; she is therefore listed multiple times in the table below.
Reigns as of 11.00, Sunday, 6 February 2022 (GMT)

1 Elizabeth II, Queen of the United Kingdom, Canada, Australia & New Zealand
Born 21 April 1926
Age: 95 years, 291 days
Acceded to the throne: 6 February 1952
Years reigned: 70

2 - Elizabeth II, Queen of Jamaica
Acceded: 6 August 1962
Years reigned: 59 years, 184 days

3 - Hassanal Bolkiah, Sultan & Yang di-Pertuan of Brunei
Born: 15 July 1946
Age: 75
Acceded: 5 October 1967
Years Reigned: 54 years, 124 days

4 - Margrethe II, Queen of Denmark
Born: 16 April 1940
Age: 81
Acceded: 14 January 1972
Years reigned: 50 years, 23 days

5 - Sultan bin Mohamed Al-Qassimi III of the Emirate of Sharjah (United Arab Emirates)
Born: 6 July 1939
Age: 82
Acceded: 25 January 1972
Years reigned: 50 years, 12 days

6 - Elizabeth II, Queen of The Bahamas
Acceded: 10 July 1973
Years reigned: 48 years, 211 days

7 Carl XVI Gustaf, King of Sweden
Born: 30 April 1946
Age: 75
Acceded: 15 September 1973
Years reigned: 48 years, 144 days

8 Elizabeth II, Queen of Grenada
Acceded 7 February 1974
Years reigned: 47 years, 364 days

9 - Hamad bin Mohammed Al Sharqi, ruler of the Fujairah in the United Arab Emirates
Born: 22 February 1949
Age: 72
Acceded: 18 September 1974
Years reigned: 47 years, 141 days

10 - Elizabeth II, Queen of Papua New Guinea
Acceded: 16 September 1975
Years reigned: 46 years, 143 days
11 - Elizabeth II, Queen of the Solomon Islands
Acceded: 7 July 1978
Years reigned: 43 years, 214 days
12 - Elizabeth II, Queen of Tuvalu
Acceded: 1 October 1978
Years reigned: 43 years, 128 days
13 - Elizabeth II, Queen of Saint Lucia
Acceded: 22 February 1979
Years reigned: 42 years, 349 days
14 - Elizabeth II, Queen of Saint Vincent and the Grenadines
Acceded: 27 October 1979
Years reigned: 42 years, 102 days

15 - Humaid bin Rashid Al Nuaimi III, the ruler of the emirate of Ajman & a member of the UAE Supreme Council of the Union.
Born: 1 January 1931
Age: 91
Acceded: 6 September 1981
Years reigned: 40 years, 153 days

16 - Elizabeth II, Queen of Belize
Acceded: 21 September 1981
Years reigned: 40 years, 138 days
17 - Elizabeth II, Queen of Antigua and Barbuda
Acceded: 1 November 1981
Years reigned: 40 years, 97 days
18 - Elizabeth II, Queen of Saint Kitts and Nevis
Acceded: 19 September 1983
Years reigned: 38 years, 140 days

19 - Mswati III, King of Eswatini
Born: 19 April 1968
Age: 53
Acceded: 25 April 1986
Years reigned: 35 years, 287 days
Interesting fact: He has 15 wives & 36 children! Although his father Sobhuza II had more than 125 wives & over 200 children!

20 - Hans-Adam II, Prince of Liechtenstein
Born: 14 February 1945
Age: 76
Acceded: 13 November 1989
Years reigned: 32 years, 85 days
21.
Harald V, king of Norway, 31 years
22.
Letsie III, king of Lesotho, 30 years
23.
Mizan Zainal Abidin, Sultan of Terengganu (Malaysia), 23 years
24.
Abdullah II, king of Jordan, 22 years, 364 days
25.
Hamad bin Isa Al Khalifa, king of Bahrain, 22 years 337 days
26.
Mohammed VI, king of Morocco, 22 years 198 days
27.
Syed Sirajuddin, Raja of Perlis (Malaysia), 21 years 295 days
28.
Henri, Grand Duke of Luxembourg, 21 years 122 days
29.
Sharafuddin Idris Shah, Sultan of Selangor (Malaysia), 20 years 76 days
30.
Norodom Sihamoni, King of Cambodia, 17 years 115 days
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