Sangwan Talapat was born 21 October 1900 in Nonthaburi, Thailand to Chu Chukramol (c1877-1903) and Kham Unknown (c1877-1909) and died 18 July 1995 Bangkok, Thailand of unspecified causes. She married Mahidol Adulyadej (1892-1929) 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