Archduchess Maria Theresa of Austria-Este (1817–1886)
Archduchess Maria Theresa of Austria-Este  (14 July 1817, Modena, Duchy of Modena and Reggio – 25 March 1886, Gorizia, Austria–Hungary) was a member of the House of Austria-Este and Archduchess of Austria, Princess of Hungary, Bohemia, and Modena by birth.
Henri was disputedly King of France and Navarre from 2 to 9 August 1830 and afterwards the Legitimist pretender to the throne of France from 1844 to 1883.
Maria Theresa was the eldest child of Francis IV, Duke of Modena and his niece-wife Maria Beatrice of Savoy.
Archduchess Maria Theresa of Austria (1762–1770)
Archduchess Maria Theresa of Austria (20 March 176223 January 1770) was a daughter of Joseph II, Holy Roman Emperor, and his first wife, Isabella of Parma.
Archduchess Maria Theresa of Austria (1845–1927)
Archduchess Maria Theresa of Austria (15 July 1845 – 8 October 1927) was a member of the Austrian house of Habsburg-Lorraine.
Archduchess Maria Theresa of Austria (1862–1933)
Archduchess Maria Theresa of Austria  (18 September 1862, Alt-Bunzlau, Bohemia, Austrian Empire –
10 May 1933, Schloss Saybusch, Saybusch, Poland) was a member of the House of Habsburg-Tuscany and Archduchess of Austria, Princess of Tuscany by birth.
Maria Theresia was the eldest child and eldest daughter of Archduke Karl Salvator of Austria and his wife, Princess Maria Immaculata of Bourbon-Two Sicilies.
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.
Archduchess Maria Josepha of Austria
Archduchess Maria Josepha of Austria( Maria Josepha Gabriella Johanna Antonia Anna; 19 March 1751, in Vienna – 15 October 1767).
She was the daughter of Francis I, Holy Roman Emperor( 1708 – 1765) and Maria Theresa of Austria, Holy Roman Empress( 1717–1780).
She died of smallpox at the age of 16 and was buried in the Imperial Crypt, Vienna, Austria.
Archduchess Maria Carolina of Austria (1740–1741)
Archduchess Maria Carolina of Austria (
Maria Carolina Ernestina Antonia Johanna Josefa; 12 January 1740 – 25 January 1741), was the third child and daughter of Archduchess Maria Theresa of Austria, later Holy Roman Empress and Duke Francis of Lorraine.
Princess Maria Immaculata of Bourbon-Two Sicilies (1844–1899)
Princess Maria Immaculata of Bourbon-Two Sicilies (Full Italian name: "Maria Immacolata Clementina, Principessa di Borbone delle
Due Sicilie")
(14 April 1844, Naples, Kingdom of the Two Sicilies – 18 February 1899, Vienna, Austria) was fifth child and second-eldest daughter of Ferdinand II of the Two Sicilies and his wife Maria Theresa of Austria.
Through her marriage to Archduke Karl Salvator of Austria, Maria Immaculata became an Austrian Archduchess.
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.
Archduchess Maria Annunciata of Austria
Archduchess Maria Annunciata of Austria (13 July 1876 – 8 April 1961) was a daughter of Archduke Karl Ludwig of Austria and his third wife, Infanta Maria Theresa of Portugal.
She was Princess-Abbess of the Theresian Royal and Imperial Ladies Chapter of the Castle of Prague (1894–1918).

Question: Who is the maternal grandfather of Archduchess Maria Theresa Of Austria (1862–1933)?
Answer: Ferdinand II of the Two Sicilies