As of 2026-04-29, Sobhuza II tops the list with 83 years.
- #1 Sobhuza II — 83 years
King of Swaziland (1899-1982)
Sobhuza II was Ngwenyama (King) of Swaziland for 82 years and 254 days, the longest verifiable reign of any monarch in recorded history. Read more on Wikipedia.
Wikidata - #2 Saurmag I of Iberia — 75 years
former monarch of Kartli
Sauromaces I was a king (mepe) of Kartli listed as the second king in the traditional royal list of medieval Georgian chronicles. Professor Toumanoff suggest the years 234–159 BC as the period of his reign. Read more on Wikipedia.
Wikidata - #3 Puzur-Ashur I — 75 years
Issi'ak Assur
Puzur-Ashur I was an Assyrian king in the 21st century BC. He is generally regarded as the founder of Assyria as an independent state, c. 2025 BC, although there are predecessors listed on the Assyrian King List dating to the early 22nd century BC. Read more on Wikipedia.
Wikidata - #4 Louis XIV of France — 72 years
King of France and of Navarre from 1643 to 1715 (1638-1715)
Louis XIV was King of France from 14 May 1643 until his death in 1715. He is a symbol of the Age of Absolutism in Europe for styling himself as "The Sun King", which portrayed him as supreme leader. He presided over a great expansion of the French colonial empire and a patronage of arts in his court at the Palace of Versailles that defined the Baroque style of French architecture. His reign of 72 years and 110 days remains the longest of any sovereign monarch in history. Read more on Wikipedia.
Wikidata - #5 Shapur II — 70 years
The tenth Sasanian emperor (309–379)
Shapur II, also known as Shapur the Great, was the tenth King of Kings (Shahanshah) of the Sasanian Empire. He took the title at birth and held it until his death at age 70, making him the longest-reigning monarch in Sasanian history. He was the son of Hormizd II. Read more on Wikipedia.
Wikidata - #6 Pandukabhaya of Anuradhapura — 70 years
King of Anuradhapura from 437 BC to 367 BC
Pandukabhaya was a king of Upatissa Nuwara and the first monarch of the Anuradhapura Kingdom and 6th ruler of Sri Lanka since the arrival of Prince Vijaya. Pandukabhaya reigned from 437 BC to 367 BC. According to many historians and philosophers, he is considered the first truly Sri Lankan king following the Vijayan migration, and the ruler who ended the conflict between the Sinha clan and the local clans, reorganizing the population. Pandukabhaya was mentored by Pandula and Pandula's son... Read more on Wikipedia.
Wikidata - #7 Franz Joseph I of Austria — 68 years
Emperor of Austria and King of Hungary (1830-1916)
Franz Joseph I or Francis Joseph I was Emperor of Austria, King of Hungary, and the ruler of the other states of the Habsburg monarchy from 2 December 1848 until his death in 1916. In the early part of his reign, his realms and territories were referred to as the Austrian Empire, but in 1867 they were reconstituted as the dual monarchy of Austria-Hungary. From 1 May 1850 to 24 August 1866, he was also president of the German Confederation. Read more on Wikipedia.
Wikidata - #8 Pharnavaz I of Iberia — 65 years
king of Iberia and Colchis
Pharnavaz I was a king (mepe) of Kartli, an ancient Georgian kingdom known as Iberia in classical antiquity. The Georgian Chronicles credits him with being the first monarch founding the kingship of Kartli and the Pharnavazid dynasty, while other independent chronicles, such as The Conversion of Kartli make him the second Georgian monarch. Based on the medieval evidence, most scholars locate Pharnavaz's rule in the 3rd century BC: 302–237 BC according to Prince Vakhushti of Kartli, 299–234... Read more on Wikipedia.
Wikidata - #9 Vijay Sena — 63 years
King of Sena Dynasty
Vijaya Sena, also known as Vijay Sen in vernacular literature, was the son of Hemanta Sena, and the second ruler of the Sena dynasty. He conquered Bengal, fighting the kings of Gauda, Kamarupa, and Kalinga. He had capital in Vijayapuri and Vikramapura. Read more on Wikipedia.
Wikidata - #10 James I of Aragon — 63 years
King of Aragon (1208–1276)
James I the Conqueror was King of Aragon, Count of Barcelona, and Lord of Montpellier from 1213 to 1276; King of Majorca from 1231 to 1276; and King of Valencia from 1238 to 1276. His long reign of 62 years is not only the longest of any Iberian monarch, but one of the longest monarchical reigns in history, ahead of Hirohito of Japan but remaining behind Elizabeth II of Britain, Queen Victoria of Britain, Ferdinand I of the Two Sicilies, Bhumibol Adulyadej of Thailand, and King Louis XIV of... Read more on Wikipedia.
Wikidata