Georg von Trapp
Baron Georg Johannes Ludwig Ritter von Trapp (4 April 1880 – 30 May 1947) was an Austro-Hungarian Navy officer and the patriarch of the Trapp Family Singers, whose lives were the inspiration for the musical play and movie
"The Sound of Music".
His naval exploits during World War
I earned him numerous decorations, including the Military Order of Maria Theresa.
Under his command, the submarines and sank 13 Allied ships totaling about .
Following Austria-Hungary's collapse after the war, Trapp returned to his family, but lost his wife to scarlet fever in 1922.
Five years later, he married his children's governess Maria Augusta Kutschera.
Most of the family's wealth was wiped out during the Great Depression, after Trapp had transferred his savings from a bank in London into an Austrian bank.
Maria later trained the children to perform at various events, as a way of earning a livelihood.
The family came under increasing threats of persecution from the Nazis after the Anschluss when Trapp refused to serve in the German Navy, due to his opposition to Nazi ideology.
He fled with his family to Italy and later to the United States, where he set up a farm and lived until his death in 1947.
Maria von Trapp wrote of their time together in her memoir
"The Story of the Trapp Family Singers", which was the inspiration for Rodgers and Hammerstein's Broadway stage musical
"The Sound of Music" in 1959, which was produced and directed by Robert Wise into a popular movie in 1965.
Martina von Trapp
Martina von Trapp (17 February 1921 – 25 February 1951) was a member of the Trapp Family Singers and was the seventh child of Georg von Trapp and his first wife, Agatha Whitehead von Trapp.
She was a member of the Trapp Family Singers, whose lives were the inspiration for the play and movie
"The Sound of Music".
She was portrayed as the character "Gretl".
Agathe von Trapp
Agathe Johanna Erwina Gobertina von Trapp( 12 March 1913 – 28 December 2010) was the eldest daughter of Georg von Trapp and his first wife, Agatha Whitehead von Trapp.
She was also a member of the Trapp Family Singers, whose lives were the inspiration for the musical play and film" The Sound of Music".
She was portrayed as the character" Liesl".
Rupert von Trapp
Rupert Georg von Trapp, M.D.( 1 November 1911 – 22 February 1992) was the firstborn child and eldest son of Georg von Trapp and his first wife, Agatha Whitehead von Trapp.
He was a member of the Trapp Family Singers, whose lives were the inspiration for the play and film" The Sound of Music".
He was portrayed as the character Friedrich.
Hedwig von Trapp
Hedwig Maria Adolphine Gobertina von Trapp( 28 July 1917 – 14 September 1972) was the fifth child of Georg von Trapp and his first wife, Agatha Whitehead von Trapp.
She was a member of the Trapp Family Singers, whose lives were the inspiration for the play and movie" The Sound of Music".
She was portrayed as the character" Brigitta".
Werner von Trapp
Werner Ritter von Trapp( 21 December 1915 – 11 October 2007) was an Austrian singer and the second- oldest son of Georg von Trapp and his first wife, Agatha Whitehead von Trapp.
He was a member of the Trapp Family Singers, whose lives were the inspiration for the play and movie" The Sound of Music".
He was portrayed as the character Kurt.
Maria Franziska von Trapp
Maria Agatha Franziska Gobertina von Trapp( 28 September 1914 – 18 February 2014) was the second- oldest daughter of Georg von Trapp and his first wife, Agatha Whitehead von Trapp.
She was a member of the Trapp Family Singers, whose lives inspired the musical and film" The Sound of Music".
She was portrayed by Heather Menzies as the character" Louisa".
She died at age 99, and was the last surviving sibling portrayed in the film.
Martina von Schwerin
Martina von Schwerin, née" Martina Törngren"( 3 January 1789 in Gothenburg – 18 November 1875 in Gothenburg), was a Swedish Lady of letters, salonist and culture personality.
She is known for her correspondence with A. S. de Cabre, Carl Gustaf von Brinkman and Esaias Tegnér, and has been called" Tegnérs biktmoder"( The Confessor of Tegnér).
Martina von Schwerin was renowned in contemporary Sweden for her intellectual gifts and was referred to as" The Swedish Madame de Stael".
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.
Elisabeth von Trapp
Elisabeth von Trapp( born 1955) is a folk singer.

Question: When did Martina Von Trapp's father die?
Answer: 30 May 1947