Mahidol Adulyadej was born 1 January 1892 in Bangkok, Thailand to Chulalongkorn the Great (1853-1910) and Savang Vadhana (1862-1955) and died 24 September 1929 Bangkok, Thailand of unspecified causes. He married Sangwan Talapat (1900-1995) 10 October 1920 in Cambridge, Middlesex County, Massachusetts, United States.
Children
| Name | Birth | Death | Joined with |
| Galyani Vadhana (1923-2008) | 6 May 1923 London, England, United Kingdom | 2 January 2008 Bangkok, Thailand | Aram Rattanakul Serireongrit (1920-1982) Varananda Dhavaj (1922-1990) |
| Ananda Mahidol (1925-1946) | 20 September 1925 Heidelberg, Karlsruhe, Baden-Württemberg, Germany | 9 June 1946 Bangkok, Thailand | |
| Bhumibol Adulyadej (1927) | 5 December 1927 Cambridge, Middlesex County, Massachusetts, United States | 13 October 2016 Bangkok, Thailand | Sirikit Kitiyakara (1932) |
Siblings
| Name | Birth | Death | Joined with |
| Vajiravudh (1880-1925) | |||
| Prajadhipok (1893-1941) | |||
| Name | Birth | Death | Joined with |
| Mahidol Adulyadej (1892-1929) | 1 January 1892 Bangkok, Thailand | 24 September 1929 Bangkok, Thailand | Sangwan Talapat (1900-1995) |
| Name | Birth | Death | Joined with |
| Kitiyakara Voralaksana (1874-1931) | |||
Residences
Footnotes (including sources)