Date of Birth: 5 December, 1927
Place of Birth: Cambridge, Massachusetts, U.S.
Date of Death: 13 October, 2016
Place of Death: Siriraj Hospital, Bangkok, Thailand
Ethnicity: Thai, some Chinese, some Mon
Bhumibol Adulyadej, also known as Rama IX, was the King of Thailand, from 9 June, 1946 to 13 October, 2016, his death. He was the son of Mahidol Adulyadej and Srinagarindra. He was married to Sirikit, with whom he had four children. His son, Vajiralongkorn, became King upon his death. Among his grandchildren are Bajrakitiyabha and Dipangkorn Rasmijoti.
Bhumibol was born in Cambridge, Massachusetts, U.S., while his father was enrolled at Harvard University, and moved to Thailand shortly after his birth.
Bhumibol’s paternal grandfather was Chulalongkorn (also known as Rama V, the son of Mongkut, also known as Rama IV, and of Debsirindra). Chulalongkorn was born in Grand Palace, Bangkok, Siam. Mongkut was the son of Phra Phutthaloetla, also known as Rama II, and of Sri Suriyendra. Debsirindra was of Mon descent, and was the daughter of Sririwongse, the Prince Matayaphithak, and of Mom Noi Siriwongse Na Ayudhaya. Mom is a title, which means “a commoner married to a prince”.
Bhumibol’s paternal grandmother was Savang Vadhana (the daughter of Mongkut and Piam Sucharitakul). Savang was born in Grand Palace, Bangkok, Siam. Through Mongkut, Chulalongkorn and Savang Vadhana were half-siblings. Piam Sucharitakul was the daughter of Luang Asasamdaeng, also known as Taeng Sucharitakul, and of Thao Sucharitthamrong, also known as Nak Sucharitakul. “Luang” and “Thao” are titles, which mean “Lord” and “Dame”, respectively.
Bhumibol’s maternal grandparents were Chu Chukramol (the son of Chum) and Kham Chukramol (the daughter of an unknown father and Pha).
Sources: Genealogy of Bhumibol Adulyadej – http://www.geni.com