Antoinette de Guercheville
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Antoinette de Pons-Ribérac, comtesse de La Roche-Guyon and marquise de Guercheville (1560 - 16 January 1632) was a French court official. She served as Première dame d'honneur to the queen of France, Marie de' Medici, from 1600 until 1632. She was foremost known as Madame de Guercheville.