Maria Theresa of Austria-Este (1849–1919)
Maria Theresa of Austria-Este (Maria Theresa Henriette Dorothee; 2 July 1849 – 3 February 1919) was the last Queen of Bavaria.
She was the daughter and only child of Archduke Ferdinand of Austria-Este and his wife, Archduchess Elisabeth of Austria.
Anna Jagiellon, Duchess of Pomerania
Anna Jagiellon( 12 March 1476 – 12 August 1503), was a Polish princess member of the Jagiellonian dynasty and by marriage Duchess of Pomerania.
Born in Nieszawa, she was the fifth daughter of King Casimir IV of Poland of Poland and Archduchess Elisabeth of Austria.
Archduchess Maria Elisabeth of Austria (1737–1740)
Archduchess Maria Elisabeth of Austria( Full name( German):" Maria Elisabeth Amalia Antonia Josefa Gabriele Johanna Agathe"; 5 February 1737 – 7 June 1740), was the eldest child and daughter of Archduchess Maria Theresa of Austria, later Queen of Hungary and Bohemia, and Duke Francis of Lorraine, later Francis I, Holy Roman Emperor.
Karl Theodor, Duke in Bavaria
Karl- Theodor, Duke in Bavaria( 9 August 1839 – 30 November 1909), was a member of the House of Wittelsbach and a professional oculist.
He was the favorite brother of the Empress Elisabeth of Austria, and father of Queen Elisabeth of the Belgians.
Barbara Jagiellon
Barbara Jagiellon( 15 July 1478 – 15 February 1534), was a Polish princess member of the Jagiellonian dynasty and by marriage Duchess of Saxony.
Born in Sandomierz, she was the sixth daughter of King Casimir IV of Poland and Archduchess Elisabeth of Austria.
She was named after her great- grandmother, Barbara of Cilli, Holy Roman Empress.
Hedwig Jagiellon, Duchess of Bavaria
Hedwig Jagiellon( 21 September 1457 – 18 February 1502), baptized as Hedwigis, was a Polish princess and member of the Jagiellonian dynasty, as well as Duchess of Bavaria by marriage.
Born in Kraków, she was the eldest daughter of King Casimir IV of Poland of Poland and Archduchess Elisabeth of Austria.
Archduchess Elisabeth of Austria (1922–1993)
Archduchess Elisabeth of Austria (31 May 1922 – 6 January 1993) was a member of the House of Habsburg-Lorraine.
She was the youngest daughter of Charles I, the last Emperor of Austria, and his wife, Princess Zita of Bourbon-Parma.
Zita of Bourbon-Parma
Zita of Bourbon-Parma ("Zita Maria delle Grazie Adelgonda Micaela Raffaela Gabriella Giuseppina Antonia Luisa Agnese"; 9 May 1892 – 14 March 1989) was the wife of Charles, the last monarch of Austria-Hungary.
As such, she was the last Empress of Austria and Queen of Hungary, in addition to other titles.
Born as the seventeenth child of the dispossessed Robert I, Duke of Parma, and his second wife, Infanta Maria Antonia of Portugal, Zita married the then Archduke Charles of Austria in 1911.
Charles became heir presumptive to the Emperor Franz Joseph
I of Austria in 1914 after the assassination of his uncle Archduke Franz Ferdinand of Austria, and acceded to the throne in 1916 after the old emperor's death.
After the end of World War I in 1918, the Habsburgs were deposed and the empire became four independent countries, Austria, Hungary, and the newly formed Czechoslovakia and State of Slovenes, Croats and Serbs.
Charles and Zita left for exile in Switzerland and were subsequently removed from Hungary by the Allies to Madeira, where Charles died in 1922.
After her husband's death, Zita and her son Otto served as symbols of unity for the exiled dynasty.
A devout Catholic, she raised a large family after being widowed at the age of 29, and never remarried.
Stéphanie Windisch-Graetz
Princess Stéphanie Windisch- Graetz( 17 July 1939 – 12 July 2019) was the daughter of Prince Franz Joseph zu Windisch- Graetz and granddaughter of Archduchess Elisabeth Marie of Austria.
Archduchess Elisabeth was the daughter of Rudolf, Crown Prince of Austria and granddaughter of Emperor Franz Joseph I of Austria.
She became an artist, known for her photographic portraits using only candles as a source of light, and for her sensual images from the animal world.
She married Dermot Blundell- Hollinshead- Blundell( 1935 –2009).
They were the parents of Henry Victor William Blundell- Hollinshead- Blundell( born 1967) and Alexander Otto Blundell- Hollinshead- Blundell( born 1969) who adopted the surname of his mother in 2011.
She had one younger brother, Prince Guillaume Franz Josef Maria Windisch- Graetz( born 1950; unmarried).
She died in a hospital in Sint- Lambrechts- Woluwe on 12 July 2019 due to complications after a heart operation.
Archduchess Elisabeth Franziska of Austria (1892–1930)
Archduchess Elisabeth Franziska Marie Karoline Ignatia Salvator (27 January 1892 – 29 January 1930) was the eldest daughter of Archduke Franz Salvator of Austria and Archduchess Marie Valerie of Austria.
Through her mother, she was a granddaughter of Emperor Franz Joseph I of Austria.

Question: When did Archduchess Elisabeth Of Austria (1922–1993)'s mother die?
Answer: 14 March 1989