Ubol Ratana

Thai princess (born 1951) Thunkramom YingUbol RatanaอุบลรัตนUbol Ratana in 2010Born (1951-04-05) 5 April 1951 (age 75)Lausanne, SwitzerlandOther namesPay, Julie Jensen, Julie MahidolEducationMassachusetts Institute of Technology (BS)University of California, Los Angeles (MPH)Spouse Peter Ladd Jensen ​ ​(m. 1972; div. 1998)​ChildrenPloypailin JensenPoom JensenSirikitiya JensenParentsBhumibol Adulyadej (father)Sirikit Kitiyakara (mother)RelativesVajiralongkorn (brother)Sports career Medal record Sailing Representing Thailand SEAP Games 1967 Bangkok OK Dinghy Signature Ubol Ratana (born 5 April 1951) is a member of the Thai royal family. She is the eldest child of King Bhumibol Adulyadej (Rama IX) and Queen Sirikit, and the elder sister of King Vajiralongkorn (Rama X). In 1972, she married American citizen Peter Ladd Jensen and settled in the United States, after giving up her royal title. The couple divorced in 1998, whereupon she resumed her royal duties and position within the Thai court. She is styled in English as Princess Ubol Ratana, without the style Her Royal Highness. In 2001, she permanently returned to Thailand after a series of visits in the years fo