Princess Chulabhorn, the Princess Srisavangavadhana (Thai: จุฬาภรณ; Thai pronunciation: [tɕù.lāː.pʰɔ̄ːn]; RTGSChulaphon; born 4 July 1957) 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: สมเด็จพระเจ้าน้องนางเธอ เจ้าฟ้าจุฬาภรณวลัยลักษณ์ อัครราชกุมารี).[1]

Princess Srisavangavadhana
Princess Chulabhorn of Thailand in 2020 (4, cropped).jpg
Princess Chulabhorn, the Princess Srisavangavadhana, in 2020
Born (1957-07-04) 4 July 1957 (age 65)
Amphorn Sathan Residential Hall
Dusit Palace, Bangkok, Thailand
Virayudh Tishyasarin
(m. 1982; div. 1996)
HouseMahidol (Chakri Dynasty)
FatherBhumibol Adulyadej (Rama IX)
MotherSirikit Kitiyakara
ReligionTheravada Buddhism
SignatureChulabhorn's signature


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]

Later in 2019, She received a Ph.D. in Visual Arts from the Faculty of Painting, Sculpture and Graphic Arts, Silpakorn University.


Name Birth Death Marriage Children
Date Spouse
Virayudh Tishyasarin (1955-05-01) 1 May 1955 (age 67) m.1982-div.1996 Princess Chulabhorn Princess Siribha Chudabhorn

Princess Aditayadorn Kitikhun

In 1981, Chulabhorn married Royal Thai Air Force officer Group Captain Virayudh Tishyasarin (Thai: วีระยุทธ ดิษยะศริน; 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 Pha even after her marriage.


Name Image Birth Death Marriage Children Parent's
Date Spouse
Princess Siribha Chudabhorn
(1982-10-08) 8 October 1982 (age 39) Princess Chulabhorn

Virayudh Tishyasarin

Princess Aditayadorn Kitikhun
(1984-05-05) 5 May 1984 (age 38)

Honours and awardsEdit

Styles of
Princess Chulabhorn Walailak of Thailand
Reference styleHer Royal Highness
Spoken styleYour Royal Highness
Royal cypher of Princess Chulabhorn
Royal cypher of Princess Chulabhorn

Honorary degreesEdit

Year Field Academy
1984 Social work Thammasat University
1987 Chemistry Khon Kaen University
1998 Chemistry Suranaree University of Technology
1999 Science University of Wollongong
2000 Health science Thammasat University
2001 Music education Kasetsart University
2003 Chemistry Thaksin University
2005 Biological science Kasetsart University
2005 Biomedical Science Prince of Songkla University
2005 Medical Science Walailak University
2005 Chemistry Burapha University
2005 Applied chemistry King Mongkut's Institute of Technology Ladkrabang
2005 Chemistry King Mongkut's Institute of Technology North Bangkok
2005 Environmental biology Suranaree University of Technology
2005 Biotechnology Mae Fah Luang University
2006 Biochemistry Khon Kaen University
2006 Biotechnology Silpakorn University

Military rankEdit

Volunteer Defense Corps of Thailand rankEdit

Academic rankEdit


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 honoursEdit

Institutions associated with the PrincessEdit

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". Archived from the original on 5 March 2016. Retrieved 30 March 2016.
  3. ^ "Membership and professional community". Retrieved 30 March 2016.
  4. ^[bare URL PDF]
  5. ^[bare URL PDF]
  6. ^[bare URL PDF]
  7. ^[bare URL PDF]
  8. ^[bare URL PDF]
  9. ^ Alamy
  10. ^ "Ministerio de Asuntos Exteriores" (PDF) (in Spanish). Archived from the original (PDF) on 7 April 2014. Retrieved 20 July 2013.
  11. ^ "Photographic image" (JPG). Retrieved 31 March 2016.

External linksEdit

Born: 4 July 1957
Lines of succession
Preceded by Line of succession to the Thai throne
5th in line
Succeeded by
Order of precedence
Preceded by Thai order of precedence
5th position
Succeeded by
Educational offices
First President of Chulabhorn Royal Academy Council
Non-profit organization positions
Preceded by President of Princess Mother's Medical Volunteer