Isariyabhorn
Prince Isariyabhorn or Phra Chao Boromwongse Ther Phra Ong Chao Isariyabhorn, was a Prince of Siam. He was a member of the Siamese royal family. He was a son of Chulalongkorn, King Rama V of Siam.
His mother was Kesara Sanidvongse, daughter of Savasdi Sanidvongse. He had a younger brother, Prince Anusara Siriprasadh.
Prince Isariyabhorn died at the age of 3 years and 11 months on 21 September 1892.