Christine Marie of France by ? (location unknown to gogm)
Wikimedia dates this to ca. 1640, but the reasons for not believing the date, at least as far as her dress is concerned, are given below.
She was the sister of Louis XIII and daughter of Henri IV and Marie de Medici. She became Duchess of Savoy on her thirteenth birthday. According to her Wikipedia article one of her descendants is actress Brooke Shields.