Louise Marie Madeleine Fontaine
Louise-Marie-Madeleine Guillaume de Fontaine (after marriage known as Madame Dupin; 28 October 1706 – 20 November 1799) was a French "saloniste".
Marie Louise, Duchess of Parma
Metternich sent Charles-René de Bombelles to Marie Louise's household in 1833. Six months after his arrival, on 17 February 1834, she married him, again morganatically.