Bhumibol Adulyadej (Royal Institute: Phumiphon Adunyadet; Thai: ภูมิพลอดุลยเดช, (born 5 December 1927) is the current King of Thailand. He is known as Rama IX (and within the Thai royal family and to close associates simply as Lek). Having reigned since 9 June 1946, he is the world's longest-serving current head of state and the longest-reigning monarch in Thai history.
