Diane de Poitiers, noblewoman and infamous mistress of King Henri II of France, was born on 2 September in 1499. Diane de Poitiers was born to Jean de Poitiers, Seigneur de Saint Vallier and Jeanne de Batarnay at the Château de Saint-Vallier in the province of the Dauphine. As a young woman, she was educated in the typical Renaissance manner for young women. She studied music, hunting, languages, and continued her love of hunting throughout the rest of her life. Diane married Louis de Brézé, Seigneur d’Anet, at the age of fifteen. Her husband was thirty-nine years older and was a grandson of King Charles VII and had served as…