Maria Eleonore of Liechtenstein (Oettingen, 7 July 1745 - Vienna, 26 November 1812) was a princess of Liechtenstein and a politically influential Austrian salonist. She was born as a Princess of Oettingen-Oettingen and Oettingen-Spielberg, daughter of Prince Johann Aloys of Oettingen-Spielberg and his wife Princess Therese of Schleswig-Holstein-Wiesenburg. From 1768 onward, she held a discussion circle with a group of people including Emperor Joseph II, who had been in love with her; she was influential upon Joseph, and continued to wield influence after his death in 1790.
On 30 March 1761, in Vienna, she married Prince Karl Borromäus of Liechtenstein. She and her spouse were the ancestors of a line of the Princely Family of Liechtenstein.
They had seven children:
Princess Maria Josepha Eleonore Nicolaus (Vienna, 4 December 1763 - Vienna, 23 September 1833), married in Vienna on 29 January 1782 Johann Nepomuck Graf von Harrach zu Rohrau und Thannhausen (Vienna, 17 May 1756 - Vienna, 11 April 1829), without issue.
Prince Karl Joseph Emanuel Albinus (Vienna, 2 March 1765 - killed in duel in Vienna, 24 December 1795), married in Vienna on 28 September 1789 Marianne Josepha Gräfin von Khevenhüller-Metsch (Vienna, 19 November 1770 - Vienna, 10 August 1849), and had issue:
Prince Karl Joseph Franz Xaver Johannes Capistranus (Vienna, 23 October 1790 - Vienna, 7 April 1865), 963th Knight of the Order of the Golden Fleece in Austria, married in Vienna on 21 August 1819 Franziska Gräfin von Wrbna-Freudenthal (Vienna, 8 December 1799 - Schloss Dornau, 6 July 1863), and had issue:
Princess Anna Theresia Franziska Ludovika Josepha Caroline (Vienna, 25 August 1820 - Vienna, 17 March 1908), married on 17 July 1841 Ferdinand 3rd Fürst von und zu Trauttmansdorff-Weinsberg (Vienna, 11 June 1803 - Vienna, 31 March 1859), and had issue.
Princess Theresia Marianna Franziska Caroline Thaddäa (Vienna, 28 October 1822 - Milan, 4 November 1824).
Princess Maria Eleonora Josepha Franziska Marianne (Vienna, 1 October 1825 - Grosswardein, 3 May 1827).
Prince Karl Rudolf, Fürst zu Liechtenstein, Karlischer Linie, on 18 April 1861 (Grosswardein, 19 April 1827 - Vienna, 16 January 1899), unmarried and without issue.
Princess Maria Anna Josepha Carolina Franziska Theresia Agnatia (Vienna, 30 July 1828 - Vienna, 15 February 1830).
Princess Maria Elisabeth Caroline Franziska Stanislausa (Vienna, 13 November 1832 - Vienna, 14 March 1894), married in Vienna on 12 June 1858 Hugo 4th Fürst und Altgraf zu Salm-Reifferscheidt-Raitz (Prague, 9 November 1832 - Vienna, 12 May 1890), and had issue.
Princess Franziska Xaveria Marianna Elisabeth Wolfganga (Vienna, 30 October 1833 - Schloss Hacking, Vienna, 5 June 1894), married in Vienna on 14 August 1865 Joseph Prince and Duke von Arenberg (Enghien, 8 August 1833 - Schloss Hacking, Vienna, 3 October 1896), without issue.
Princess Maria Josepha Elisabeth Theresia Karolina Januaria (Vienna, 19 September 1835 - Winarz, 11 June 1905), married in Vienna on 5 April 1856 Ferdinand Bonaventura 7th Fürst Kinsky von Wchinitz und Tettau (Vienna, 22 October 1834 - Hermanmestetz, 2 January 1904), 1,040th Knight of the Order of the Golden Fleece in Austria, and had issue.
Prince Rudolf Eugen Cresantius Ferdinand Karl, Fürst zu Liechtenstein, Karlischer Linie (Vienna, 18 April 1838 - Mährisch-Kromau, 15 December 1908), 1,107th Knight of the Order of the Golden Fleece in Austria, unmarried and without issue.
Prince Leopold Carl Joseph Willibald (Vienna, 7 July 1792 - Prague, 20 October 1800).
Princess Maria Eleonore Josepha Theresia Anna Agnes (Vienna, 21 January 1795 - Vienna, 1 May 1795).
Prince Joseph Wenzel Franz Anastasius (Vienna, 21 August 1767 - Vienna, 30 July 1842), a Priest in Salzburg.
Prince Emanuel Joseph Kaspar Melchior Balthasar (Vienna, 6 January 1770 - Vienna, 20 February 1773).
Prince Moritz Joseph Johann Baptist Viktor (Vienna, 21 July 1775 - Vienna, 24 March 1819), married in Eisenstadt on 13 April 1806 Marie Leopoldine Prinzessin Esterházy von Galántha (Vienna, 31 January 1788 - Liebeschitz, 6 September 1746), and had issue:
Prince Nikolaus Paul Joseph Gabriel Moritz Karl Franz Zolestin (Vienna, 6 April 1807 - Vienna, 8 May 1808).
Princess Maria Aloisia Leopoldine Eleonora Gabriela Josepha (Vienna, 31 December 1808 - Vienna, 24 May 1871), married in Vienna on 9 September 1826 Ferdinand Joseph 8th Fürst von Lobkowitz 2nd Herzog von Raudnitz (Oberhellabrunn, 13 April 1797 - Vienna, 18 December 1868), 932th Knight of the Order of the Golden Fleece in Austria, and had issue
Prince Moritz (August/September 1810 - Hütteldorf, 6 June 1811).
Princess Maria Eleonora Josepha Emanuele Karoline Gabriele Franziska (Vienna, 26 December 1812 - Wittingau, 27 July 1873), married in Vienna on 23 May 1830 Johann Adolf 7th Fürst zu Schwarzenberg (Vienna, 22 May 1799 - Frauenberg, 15 September 1888), and had issue.
Princess Maria Leopoldine Carolina Francisca Patrizia Eleonora Josepha (Vienna, 4 November 1815 - Frischau, 8 September 1899), married in Vienna on 6 May 1837 Ludwig Prinz von Lobkowitz (Vienna, 30 November 1807 - Gross Meseritsch, 3 September 1882), and had issue.
Prince Franz de Paula Joseph Aloys Crispin (Vienna, 26 October 1776 - of wounds received in battle on 23 June in Brussels, 27 June 1794), unmarried and without issue.
Prince Aloys Gonzaga Joseph Franz de Paula Theodor (Vienna, 1 April 1780 - Prague, 4 November 1833), unmarried and without issue.