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.
Princess Maria Ferdinanda of Saxony
Princess Maria Ferdinanda of Saxony( 27 April 1796 – 3 January 1865) was a daughter of Maximilian, Crown Prince of Saxony and his first wife Princess Carolina of Parma.
She was by marriage Grand Duchess of Tuscany from 1821 to 1824.
Christina of Saxony
Christina of Saxony( b. Torgau, 25 December 1461 – d. Odense, 8 December 1521), was Queen consort of Denmark, Norway, and Sweden.
She was born a granddaughter of Frederick the Gentle of Saxony, and daughter of Ernest, Elector of Saxony and Elisabeth of Bavaria.
She was the grandmother of Christina of Denmark through her son Christian II.
Princess Mathilde of Saxony (born 1863)
Princess Mathilde of Saxony, Duchess of Saxony (19 March 1863 – 27 March 1933) was the third child and third-eldest daughter of George of Saxony and his wife, Maria Anna of Portugal.
She was an elder sister of the Kingdom of Saxony's last king, Frederick Augustus III of Saxony.
Princess Amalie of Saxony
Amalie Marie Friederike Auguste (10 August 1794 – 18 September 1870), Princess of Saxony, full name
Maria Amalia Friederike Augusta Karolina
Ludovica Josepha
Aloysia Anna Nepomucena Philippina Vincentia Franziska de Paula Franziska de Chantal, was a German composer writing under the pen name "A. Serena", and a dramatist under the name "Amalie Heiter".
She was the daughter of Prince Maximilian of Saxony and Princess Carolina of Parma.
She was the granddaughter of Frederick Christian, Elector of Saxony; niece of Frederick Augustus I, King of Saxony and Anthony, King of Saxony; sister of Frederick Augustus II, King of Saxony and John, King of Saxony; and aunt of Albert, King of Saxony and George, King of Saxony.
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 Margaretha of Saxony
Princess Margaretha of Saxony, Duchess of Saxony( 24 May 1840 – 15 September 1858) was the eighth child and fifth eldest daughter of John of Saxony and his wife Amalie Auguste of Bavaria and a younger sister of Albert of Saxony and George of Saxony.
She was born in Dresden, then in the Kingdom of Saxony.
Through her marriage to Archduke Charles Louis of Austria, Margaretha was a member of the House of Habsburg- Lorraine and an Archduchess and Princess of Austria and Princess of Hungary, Croatia, Bohemia, and Tuscany.
Rupprecht von Keller
Rupprecht von Keller( 19 March 1910 – 19 July 2003) was a German lawyer and diplomat.
Princess Maria Alix of Saxony
Princess" Maria Alix" of Saxony, Duchess of Saxony( 27 September 1901 – 11 December 1990) was the sixth child and third- eldest daughter of Frederick Augustus III of Saxony and his wife Archduchess Luise of Austria, Princess of Tuscany and a younger sister of Georg, Crown Prince of Saxony and Friedrich Christian, Margrave of Meissen.
Through her marriage to Franz Joseph, Prince of Hohenzollern- Emden, Maria Alix was a member of the House of Hohenzollern- Sigmaringen.
Princess Maria Christina of Saxony (1735–1782)
Princess Maria Christina of Saxony
( Maria Christina Anna Theresa Salomea Eulalia Francisca Xaveria; 12 February 1735 – 19 November 1782) was a Princess of Saxony and later Abbess of Remiremont.

Question: Who was born first out of Princess Maria Ferdinanda Of Saxony and Rupprecht Von Keller?
Answer: Princess Maria Ferdinanda Of Saxony