Luang Yuthasastr Kosol (, personal name Prayoon Yuthasastrkosol, 19 October 1893 – 11 December 1975) was a Commander of the Royal Thai Navy.
Early career
Prayoon joined the Royal Thai Naval Academy on 18 April 1919, and continued his studies at Thai Naval War College in 1932, where his fraternity brothers dubbed him "The professor", a nickname he kept throughout his navy career. Prayoon served in the Royal Thai Navy from 1932 to his retirement in 1957 in many positions: Commander in Chief of the Royal Thai Navy Admiral of the Fleet in the Royal Thai Navy General in the Royal Thai Army Air Force Air Chief Marshal in the Royal Thai Air Force Deputy Prime Minister Minister of Agriculture Minister of Cooperatives Minister of Culture Secretary of the Ministry of Defense Among several official visits, Luang Yuthasastr Kosol represented Thailand in Spain, Italy, Japan, Switzerland, France, Belgium, Norway, Sweden, Denmark, USA, Taiwan and Hong Kong. In 1953, Luang Yuthasastr Kosol led the Naval Parade for the Queen’s Coronation held in the United Kingdom.
Later career
During his last years of service, Prayoon undertook several agricultural projects such as the creation of a secured and self-managed market by parboiled rice farmers, including increased marketing opportunities and refrigeration as well as rural reconstruction of liquid gas propane, and rubber industry. An oil refinery in cooperation with American Petroleum Export Company through the flotation of a bond issue to fund the project and the initiation of the deep-sea port in Si Racha District.
Awards and decorations
Knight Grand Cordon of the Most Exalted Order of the White Elephant
Knight Grand Cordon of the Most Noble Order of the Crown
Knight Grand Commander of the Most Illustrious Order of Chula Chom Klao
Victory Medal - Franco-Thai War
Safeguarding the Constitution Medal
Medal for Service Rendered in the Interior - Pacific War
Chakra Mala Medal
King Rama IX Royal Cypher Medal
King Rama VI Rajaruchi Medal
King Rama VI Coronation Medal
King Rama VII Coronation Medal
King Rama IX Coronation Medal
Commemorative Medal on the Occasion of the 150th Years of Rattanakosin Celebration
Foreign honour
: Order of the German Red Cross, Third Class : Commander of the Order of Merit of the Italian Republic : Commander of the Legion of Honour : Order of the Sacred Treasure, Third Class : United Nations Service Medal Korean : Grand Cross of the Order of the Royal Statue Grand Cross of the Order of the Million Elephants and the White Parasol : Grand Cross of the Royal Order of Sahametrei : Grand Commander of the Order of the Union of Burma - Military