Élisabeth of Lorraine was a French noblewoman and the Princess of Epinoy by marriage.
Background
A member of a cadet branch of the House of Guise, her father was the youngest son of Charles II de Lorrain, Duke of Elbeuf and Catherine Henriette de Bourbon, a natural daughter of Henry IV of France and Gabrielle d"Estrées. Her mother, Anne, was her father"s distant cousin and was the only daughter of Charles IV of Lorraine and his secret wife Béatrice de Cusance.
Career
She is often styled as the princesse de Lillebonne. She was the mother of Louis de Melun, Duke of Joyeuse who disappeared under mysterious circumstances in 1724 and of Anne Julie de Melun, princesse de Soubise. She was styled Mademoiselle de Commercy at the French royal court, the princedom of Commercy being a subsidiary domain of the House of Lorraine.
On 7 October 1691, Mademoiselle de Commercy married Louis de Melun, Prince of Epinoy and Duke of Joyeuse, who was nine years younger than his bride).
Only the latter would have issue. Élisabeth Thérèse was the Duchess of Luxembourg-Saint-Pôl in her own right.
She bought the duchy from Marie d"Orléans
She was a lady in waiting to Marie Anne de Bourbon, Princess of Conti (1666–1739), a legitimised daughter of Louis XIV of France. Anne Julie had died earlier from smallpox, leaving five young children.
She was aged eighty-three.
Louis de Melun, Duke of Joyeuse (October 1694 – 31 July 1724) married first to Armande de Louisiana Tour d"Auvergne, no issue. Married secondly to Marie Anne de Bourbon (1697–1741), no issue;
Anne Julie de Melun (1698 – 18 May 1724) married Jules de Rohan, Prince of Soubise and had issue. Was grandmother of Charlotte de Rohan, wife of Louis Joseph, Prince of Condé.
5 April 1664 – 7 October 1691 Her Highness Mademoiselle de Commercy
7 October 1691 – 7 March 1748 Her Highness Madame d"Epinoy.