Wikipedia
Bhongprabai
Her Royal Highness Princess Bhongprabai or Phra Chao Boromwongse Ther Phra Ong Chao Bhongprabai ( RTGS: Phongpraphai) (19 December 1867 – 1 March 1942), was the Princess of Siam (later Thailand. She was a member of Siamese Royal Family. She is the first daughter of Chulalongkorn, King Rama V of Siam.