About Tupou VI
Tupou VI (ʻAho‘eitu ʻUnuakiʻotonga Tukuʻaho; 12 July 1959) is King of Tonga. The youngest child of king Tāufaʻāhau Tupou IV, he served as a military officer, politician and diplomat and was prime minister to his father from 2000 to 2006. Later that year, he became heir presumptive on the accession of his elder brother George Tupou V, who had no legitimate issue. In 2008, he was appointed Tonga's High Commissioner to Australia and resided in Canberra until his accession in 2012, following king George Tupou V's death. Tupou VI's coronation took place on 4 July 2015. Key events in his reign have included the 2022 Hunga Tonga–Hunga Haʻapai eruption and tsunami and a constitutional crisis resulting from his dismissal of members of Prime Minister Siaosi Sovaleni's cabinet. He served as Prime Minister of Tonga from 2000 to 2006 during the reign of his father King Tāufaʻāhau Tupou IV.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.