Savang Vadhana
Sri Savarindira (10 September 1862 – 17 December 1955), also known as Savang Vadhana , was a consort and half-sister of Chulalongkorn (Rama V), but she was not the "Rajini" or the highest ranked consort.
After her first grandson's accession to power in 1935, she became known as Somdetch Phra Phan Vassa Ayika Chao (สมเด็จพระพันวัสสาอัยยิกาเจ้า; ; "the Queen Grandmother").
All her children died before her, so she lived to see her grandsons Ananda Mahidol and Bhumibol Adulyadej take the throne.
Etan Boritzer
Etan Boritzer( born 1950) is an American writer of children ’s literature who is best known for his book" What is God?" first published in 1989.
His best selling" What is?" illustrated children's book series on character education and difficult subjects for children is a popular teaching guide for parents, teachers and child- life professionals.
Boritzer gained national critical acclaim after" What is God?" was published in 1989 although the book has caused controversy from religious fundamentalists for its universalist views.
The other current books in the" What is?" series include
What is Love?,
What is Death?,
What is Beautiful?,
What is Funny?,
What is Right?,
What is Peace?,
What is Money?,
What is Dreaming?,
What is a Friend?,
What is True?,
What is a Family?,
What is a Feeling?"
The series is now also translated into 15 languages.
Boritzer was first published in 1963 at the age of 13 when he wrote an essay in his English class at Wade Junior High School in the Bronx, New York on the assassination of John F. Kennedy.
His essay was included in a special anthology by New York City public school children compiled and published by the New York City Department of Education.
Boritzer now lives in Venice, California and maintains his publishing office there also.
He has helped numerous other authors to get published through" How to Get Your Book Published!" programs.
Boritzer is also a yoga teacher who teaches regular classes locally and guest- teaches nationally.
He is also recognized nationally as an erudite speaker on" The Teachings of the Buddha."
Harry Johnson (wrestler)
Harry Johnson( 1903- date of death unknown) was an English wrestler.
Bill Smith (footballer, born 1897)
William Thomas Smith( born 9 April 1897, date of death unknown) was an English professional footballer.
Thomas Scott (diver)
Thomas Scott( 1907- date of death unknown) was an English diver.
Harry Wainwright (footballer)
Harry Wainwright( born 1899; date of death unknown) was an English footballer.
Sommatiwongse Varodaya
Prince Sommatiwongse Varodaya, The Prince of Si Thammarat ("Somdet Phra Chao Luk Ya Thoe Chao Fa Sommatiwongse Varodaya
Krom Khun Sri Dharmaraj Dhamrongrit") was the Prince of Siam
(later Thailand
He was a member of Siamese royal family is a son of King Chulalongkorn Rama V of Siam.
His mother was Queen Savang Vadhana, a daughter of King Mongkut (thus his father's half-sister) and Princess Piyamavadi
Prince Sommatiwongse Varodaya died on 17 June 1899 at the age 17.
Albert Thompson (footballer, born 1912)
Albert Thompson( born 1912, date of death unknown) was a Welsh footballer.
Fred Bradley (rower)
Frederick Bradley( 1908- date of death unknown) was an English rower.
Theodred II (Bishop of Elmham)
Theodred II was a medieval Bishop of Elmham.
The date of Theodred's consecration unknown, but the date of his death was sometime between 995 and 997.

Question: What is the date of death of Sommatiwongse Varodaya's mother?
Answer: 17 December 1955