Archduchess Maria Josepha of Austria (1687–1703)
Maria Josepha of Austria( Maria Josepha Colletta Antonia; 6 March 1687 – 14 April 1703), was a daughter of Leopold I, Holy Roman Emperor and his third wife Eleonore Magdalene of the Palatinate.
Princess Maria Pia of Bourbon-Parma
Princess Maria Pia of Bourbon- Parma( née Princess Maria Pia of Savoy; born 24 September 1934) is the eldest daughter of Umberto II of Italy and Marie- José of Belgium.
She is the older sister of Princess Maria Gabriella of Savoy, Vittorio Emanuele, Prince of Naples, and Princess Maria Beatrice of Savoy.
Princess Maria Josepha of Saxony (1867–1944)
Princess Maria Josepha of Saxony (31 May 1867 – 28 May 1944) was the mother of Emperor Charles I of Austria and the fifth child of George of Saxony and Infanta Maria Anna of Portugal.
Maria Josepha of Austria
Maria Josepha of Austria (Maria Josepha Benedikta Antonia Theresia Xaveria Philippine, ; 8 December 1699 – 17 November 1757) was the Queen of Poland by marriage to Augustus III.
From 1711 to 1717, she was heir presumptive to the Habsburg Empire.
Her sister Maria Amalia became Electress of Bavaria.
Infanta Maria Anna of Portugal (1843–1884)
Infanta Maria Ana of Portugal (or of Braganza; ; full name: "Maria Ana Fernanda Leopoldina Micaela Rafaela Gabriela Carlota Antónia Júlia
Vitória Praxedes Francisca de Assis Gonzaga")
(21 August 1843 – 5 February 1884) was a Portuguese "infanta" (princess), the eldest surviving daughter of Queen Maria II of Portugal and her King consort Ferdinand II of Portugal, a member of the House of Braganza.
Duchess Marie Gabrielle in Bavaria
Duchess Marie Gabrielle in Bavaria( 9 October 1878 in Tegernsee, Bavaria – 24 October 1912 in Sorrento, Italy) was the youngest daughter of Duke Karl Theodor in Bavaria and his second wife, Infanta Maria Josepha of Portugal.
She married Prince Rupprecht of Bavaria in 1900 but died before he became Crown Prince.
Through her second son Albrecht, Marie Gabrielle was the grandmother of the present Duke of Bavaria, Franz.
Prince Francis Xavier of Saxony
Franz Xavier of Saxony (b. Dresden, 25 August 1730 – d. Dresden, 21 June 1806) was a German prince and member of the House of Wettin.
He was the fourth but second surviving son of Augustus III, King of Poland and Elector of Saxony, and Maria Josepha of Austria.
Frederick Christian, Elector of Saxony
Frederick Christian (5 September 1722 – 17 December 1763) was the Prince-Elector of Saxony for fewer than three months in 1763.
He was a member of the House of Wettin.
He was the third but eldest surviving son of Frederick Augustus II, Prince-Elector of Saxony and King of Poland, by his wife, Maria Josepha of Austria.
Maria Josepha of Saxony, Dauphine of France
Maria Josepha of Saxony (Maria Josepha Karolina Eleonore Franziska Xaveria; 4 November 1731 – 13 March 1767) was a Dauphine of France from the age of fifteen through her marriage to Louis de France, the son and heir of Louis XV.
Marie Josèphe was the mother of three kings of France, including Louis XVI, as well as Madame Élisabeth.
Charles of Saxony, Duke of Courland
Prince Karl Christian Joseph of Saxony - in English, Charles of Saxony - (13 July 1733 – 16 June 1796) was a German prince of the House of Wettin and Duke of Courland and Semigallia.
Born in Dresden, he was the fifth and third surviving son of Augustus III, King of Poland and Elector of Saxony, and Maria Josepha of Austria.
He is an ancestor of the Italian House of Savoy.

Question: Who is the maternal grandmother of Princess Maria Josepha Of Saxony (1867–1944)?