Date of Birth: 
Place of Birth: Yogyakarta, Indonesia
About Princess Hayu
- Princess Hayu (Javanese: ???) is fourth child and daughter of Sultan Hamengkubuwana X of Yogyakarta and his consort, Ratu Hemas.
- She is married to Prince Notonegoro, an executive in United Nations Development Programme Indonesia and a professional in the United Nations, New York, United States.
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