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King Ratsadanay (1874-1945). H.R.H. Somdet Brhat Chao Buvanarabarna Rajadhanaya Negara Champasakti [Bua Laphan Ratsadany], Prince of Champasakti.
King Ratsadanay (1874-1945) was the last king of Champasak. He was the father of Boun Oum.