Henriette of Cleves

Henriette de La Marck (31 October 1542 – 24 June 1601), also known as Henriette of Cleves, was a member of the French high noblility, being a Duchess in her own right and courtier. She was the 4th Duchess of Nevers, suo jureCountess of Rethel, and Princess of Mantua by her marriage with Louis I of Gonzaga-Nevers. Through her marriage to Louis, she is the ancestor of many European Royals. A very talented landowner, she was one of France's chief until her death, which allowed her to enlarge her personal fortune, and make her one of the richest members of the French nobility of her age.