Mom Elisabeth Rangsit na Ayudhaya

Elisabeth Scharnberger (15 September 1892 - 29 September 1973), was a German woman whom Prince Rangsit Prayurasakdi, Prince of Chainat (son of Rama V & Chao Chom Manda Nueng) married in London on 28 August 1912. The couple had two sons and one daughter:
 
HSH Prince Piyarangsit Rangsit (25 December 1913 - 1 February 1990)
HSH Prince Sanidh Prayurasakdi Rangsit (19 August 1917 - 10 September 1995)
HSH Princess Charulaksana Kalyani Rangsit (born 7 August 1924). She relinquished her royal title to marry a commoner on 28 June 1945.