Thailand - King of Thailand

King Bhumibol Adulyadej is also known as King Rama IX, has reigned since 9 June 1946 and is the world's longest-serving current head of state and the longest-serving monarch in Thai history. His majesty full Thai title is Thai full title is "Phra Bat Somdet Phra Poramintharamaha Bhumibol Adulyadej Mahitalathibet Ramathibodi Chakkrinaruebodin Sayamminthrathirat Borommanatbophit" - พระบาทสมเด็จพระปรมินทรมหาภูมิพลอดุลยเดช มหิตลาธิเบศรรามาธิบดี จักรีนฤบดินทร สยามินทราธิราช บรมนาถบพิตร - Source: Wikipedia.

Nice royal stamps of the King of Thailand used. Thanks again to Charlie of Bangkok.