Prince Chalermsuk Yugala (Thai: เฉลิมศึกยุคลRTGS:Chaloemsuek Yukhon; born 24 October 1950) is a Thai military general and member of the Thai royal family. Born with the royal rank of Mom Chao 'His Serene Highness', he was granted the rank of Phra Ong Chao 'His Highness' by King Vajiralongkorn through a royal decree, making him the first member of the House of Yugala, a cadet branch of the Chakri Dynasty, to receive this honor.[1]
In 2019, Prince Chalermsuk was promoted to the rank of General and appointed Honorary Military Officer to the King’s Bodyguard under the Royal Security Command. Prince Chalermsuk became the first member of the House of Yugala to be granted the style of "His Highness," marking a historic elevation as the first minor royal to be raised from "His Serene Highness" during the reign of King Vajiralongkorn.[1]