Chulabhorn Walailak
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Chulabhorn Walailak

Princess Srisavangavadhana
Princess Chulabhorn 2010-12-7 cropped2.jpg
Princess Chulabhorn in 2010
Born (1957-07-04) 4 July 1957 (age 63)
Amphorn Sathan Residential Hall
Dusit Palace, Bangkok, Thailand
Virayudh Tishyasarin
(m. 1982; div. 1996)
IssuePrincess Siribhachudabhorn
Princess Aditayadornkitikhun
HouseMahidol (Chakri Dynasty)
FatherBhumibol Adulyadej (Rama IX)
MotherSirikit Kitiyakara
ReligionTheravada Buddhism
SignatureChulabhorn's signature

Princess Chulabhorn, the Princess Srisavangavadhana (Thai: ?; Thai pronunciation: [t?ù.l?:.p:n]; RTGSChulaphon; born 4 July 1957, Bangkok) is a princess of Thailand, the youngest daughter of King Bhumibol Adulyadej and Queen Sirikit, and the younger sister of King Vajiralongkorn. She is officially styled Her Royal Highness Princess Chulabhorn, which corresponds to her full Thai title Somdet Phrachao Nong Nang Thoe Chaofa Chulabhorn Walailak Agrarajakumari (Thai: ?).[1]


Princess Chulabhorn studied chemistry and graduated in 1979 from the Faculty of Science at Kasetsart University, with a Bachelor of Science, First Class Honours. She continued to study Science at Mahidol University, where she received her Doctorate in 1985.

She is heavily involved in the promotion of scientific research, and regularly gives awards and prizes. She held the position of a guest lecturer in chemistry at the Mahidol University. She also serves as president of the Chulabhorn Research Institute. She was awarded the UNESCO Einstein Medal[2] for her efforts in promoting scientific collaboration in 1986 and was the first Asian to be invited to join the Royal Society of Chemistry in the United Kingdom as an Honorary Fellow.[3]

Marriage and issue

In 1981, Chulabhorn married Royal Thai Air Force officer Group Captain Virayudh Tishyasarin (Thai: ; RTGSWirayut Dityasarin), a commoner, an Air Vice Marshal. According to royal custom, she would have lost her title upon marrying a man of lower rank. However, her father granted her special permission to keep the title Chao Fa even after her marriage.

From this marriage, which eventually ended in divorce, she has two daughters:

Honours and awards

Styles of
Princess Chulabhorn Walailak of Thailand
Standard of HRH Princess Chulabhorn Krom Phra Srisavangavadhana (since 5 May 2019).svg
Reference styleHer Royal Highness
Spoken styleYour Royal Highness
Royal cypher of Princess Chulabhorn
Royal cypher of Princess Chulabhorn

Honorary degrees

Military rank

Volunteer Defense Corps of Thailand rank

Academic rank


Year Award Awarder
1986 Einstein Medal UNESCO
2002 EMS-Hollaender International Fellow Award Environment Mutagen Society
2006 Special Recognition Award Intergovernmental Forum on Chemical Safety
2006 Nagoya Medal Special Award Nagoya Medal Organizing Committee
2009 Adolf Windaus Medal University of Göttingen, Germany


Foreign honours

Institutions associated with the Princess

There are many things and places named after Princess Chulabhorn to commemorate her.

Academic and institute
Flora and fauna



  1. ^ Finestone, Jeffrey. The Royal Family of Thailand: The Descendants of King Chulalongkorn. Bangkok : Phitsanulok Publishing, 1989, p. 273
  2. ^ "Chulabhorn Research Institute". Retrieved 2016.
  3. ^ "Membership and professional community". Retrieved 2016.
  4. ^
  5. ^
  6. ^
  7. ^
  8. ^
  9. ^ Alamy
  10. ^ "Ministerio de Asuntos Exteriores" (PDF) (in Spanish). Archived from the original (PDF) on 7 April 2014. Retrieved 2013.
  11. ^ "Photographic image" (JPG). Retrieved 2016.

External links

Born: 4 July 1957
Lines of succession
Preceded by
The Princess Royal
Line of succession to the Thai throne
5th in line
Succeeded by
Prince Nawaphan Yugala
Order of precedence
Preceded by
The Princess Royal
Thai order of precedence
5th position
Succeeded by
Princess Ubolratana Rajakanya

  This article uses material from the Wikipedia page available here. It is released under the Creative Commons Attribution-Share-Alike License 3.0.



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