Mongkut Mongkut Phra Bat Somdet Phra Poramenthra Maha Mongkut Phra Chom Klao Chao Yu Hua (), or Rama IV, known in English-speaking countries as King Mongkut (18 October 18041 October 1868), was the fourth monarch of Siam (Thailand) under the House of Chakri, ruling from 1851 to 1868. Outside Thailand, he is best known as the king in the 1951 musical and 1956 film "The King and I", based on the 1946 film "Anna and the King of Siam"in turn based on a 1944 novel by an American missionary about Anna Leonowens' years at his court, from 1862 to 1867. During
Anna Leonowens Anna Leonowens Anna Harriette Emma Leonowens (born Anna Harriette Emma Edwards; 5 November 1831 – 19 January 1915) was an Anglo-Indian or Indian-born British travel writer, educator and social activist. She became well known with the publication of her memoirs, beginning with "The English Governess at the Siamese Court" (1870), which chronicled her experiences in Siam (modern Thailand), as teacher to the children of the Siamese King Mongkut. Leonowens' own account has been fictionalised in Margaret Landon's 1944 best-selling novel "Anna and the King of Siam", as well as films and television series based on the book, most notably Rodgers