Mistresses were a royal perquisite and she was Louis XIV's third mistress, serving from 1667 to about 1680. Her Wikipedia article is here.
SUBALBUM: Francoise-Athénais de Rochechouart de Mortemart, Marquise de Montespan
Francoise Athenais de Rochechouart-Mortemart, Marquise de Montespan after Pierre Mignard (Versailles)
ca. 1660 Francoise Athenais de Rochechouart by the Beaubrun brothers studio (Versailles) photo credit - Daniel Arnaudet/Gérard Blot
Montespan en déshabillée by school of Pierre Mignard (Musée national des châteaux de Versailles et de Trianon)











