Charlotte Gouffier de Boisy
Charlotte Gouffier de Boisy, Madame de Cossé-Brissac was a French noblewoman and courtier who served as the Governess of the Children of France.Biography
Gouffier de Boisy was born in 1482 to Guillaume Gouffier, Lord of Boisy and Philippa de Montmorency. She was a sister of Artus Gouffier, Lord of Boissy, Adrian Gouffier de Boissy, and Guillaume Gouffier, seigneur de Bonnivet. She was a first cousin of Anne de Montmorency.
In 1503 she married Rene de Cossé, Lord of Cossé and Brissac. She was the mother of Charles de Cossé, Count of Brissac and the grandmother of Charles II de Cossé, Duke of Brissac.
In 1518 she was appointed as the Governess of the Children of France, a post previously held by Guillemette de Sarrebruck. As royal governess she was in charge of the education of the children of Francis I of France.