About Tāufaʻāhau Tupou IV
Tāufaʻāhau Tupou IV was King of Tonga from 1965 until his death in 2006. He was the tallest and heaviest Tongan monarch, weighing 209.5 kg (462 lb) and measuring 196 cm. He was educated first at Tupou College, then continued his studies at Newington College in Australia. His full baptismal name was Siaosi (George) Tāufaʻāhau Tupoulahi, but he became better known by the noble title Tupoutoʻa, which was bestowed upon him in 1935 and was subsequently reserved for crown princes of Tonga.
Biography source: Wikipedia. The profile adds birthday-specific historical context from the Celebs Birthday Today editorial database.