In her youth, she fell in love with her cousin, Stanisław August Poniatowski, later elected King of Poland as Stanislaus Augustus, but was unable to marry him due to the objections of her father, who thought him not sufficiently rich or influential.

[1] Eventually, she married Stanisław Lubomirski on 9 June 1753, later Grand Marshal of the Crown, with whom she had four children: Julia, Konstancja, Elżbieta, and Aleksandra.

She laid the cornerstone for the building of the National Theatre in Warsaw and initiated the reconstruction of her husband's family estate, the Łańcut Castle, in the Rococo style.

She took a very active part in the politics of her camp, strove both for the acquisition of foreign courts and the masses of the Polish nobility.

Earlier, a monument of white Carrara marble was erected in the temple, funded by count Alfred Potocki.