Wan Waithayakon

Wan Waithayakon (full title: His Royal Highness Prince Vanna Vaidhayakara, the Prince Naradhip Bhongseprabhan), known in the West as Wan Waithayakon (1891-1976), was a Thai diplomat. He was elected President of the Eleventh Session of the United Nations General Assembly (1956-1957), while serving as Thailand's Permanent Representative to the United Nations. He was a grandson of King Mongkut (Rama IV).

Prince Wan was born on 25 August 1891 in Bangkok. He began his education at Suan Kularb School and Rajvidyalai (King's College) before continuing his education in England where he earned a degree with honours in history from Oxford's Balliol College. Wan also attended the Ecole Libre des Sciences Politiques (better known as Sciences Po) in Paris.

Prince Wan began his career as a foreign service officer in 1917. He was appointed advisor to his half-brother, King Rama VI, in 1922. In 1924, he was promoted to the rank of under-secretary for foreign affairs, and was responsible for negotiating several important amendments to political and commercial treaties with Western powers.

He was sent to Europe again in 1926 as minister accredited to the United Kingdom, the Netherlands, and Belgium. During that period, he also served as head of the Thai delegation to the League of Nations, where he was active in a number of important commissions as member, vice-president, and president. Prince Wan returned to Thailand in 1930, to accept a professorial chair at the Faculty of Arts, Chulalongkorn University.

For the next 30 years, Prince Wan continued to serve his country in a number of important diplomatic missions, some of the notable milestones being negotiations with Japan in 1943 during World War II, representing Thailand at the Greater East Asia Conference, participation in the SEATO Council and the Bandung Conference, where he was elected , and negotiations leading to Thailand's admission to the United Nations.

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