Born in France, she was the only child of François-Egon de La Tour d'Auvergne and his wife, Maria Anne de Ligne, daughter of
Philippe Charles de Ligne d'Arenberg, Duke of Arenberg. As a member of the House of La Tour d'Auvergne, she was entitled to the style of
Her Highness as she was a male line descendant of the family. Through her father, her cousins included
Anne Marie Louise de La Tour d'Auvergne,
princesse de Soubise, wife of the
Maréchal de Soubise; the
Duke of Bouillon. Her sister in law was
Anne Christine Louise of Bavaria, the Princess of Piedmont and wife of
Charles Emmanuel, Prince of Piedmont. On 15 February 1722, she married
Count Palatine John Christian of Sulzbach, the son of
Theodore Eustace, Count Palatine of Sulzbach and his wife
Maria Eleonore of Hesse-Rothenburg. The couple had two children: a son in 1724 and a daughter in 1728. She died at
Hilpoltstein at the age of 19, a month after the death of her daughter. In 1731, four years after her death, her husband married
Eleonore of Hesse-Rotenburg, a daughter of
Ernest Leopold, Landgrave of Hesse-Rotenburg and
Eleonore of Löwenstein-Wertheim-Rochefort. The couple had no children. She has descendants only through her son's illegitimate issue, including the Polish Counts Raczynski. ==Issue==