Eleonore Magdalene Therese of Neuburg was Holy Roman Empress, German Queen, Archduchess of Austria, Queen of Hungary and Bohemia as the third and final wife of Leopold I, Holy Roman Emperor. Before her marriage and during her widowhood, she led an ascetic and monastic life, translating the Bible from Latin to German and defended the Order of the Discalced Carmelites. Reputed to be one of the most educated and virtuous women of her time, Eleonore took part in the political affairs during the reign of her husband and sons, especially regarding court revenue and foreign relationships. She served as regent for a few months in 1711, period in which she signed the Treaty of Szatmár, which recognized the rights of her descendants to the Hungarian throne.

Leopold I was Holy Roman Emperor, King of Hungary, Croatia, and Bohemia. The second son of Ferdinand III, Holy Roman Emperor, by his first wife, Maria Anna of Spain, Leopold became heir apparent in 1654 after the death of his elder brother Ferdinand IV. Elected in 1658, Leopold ruled the Holy Roman Empire until his death in 1705, becoming the second longest-ruling Habsburg emperor. He was both a composer and considerable patron of music.