Amalia of Solms-Braunfels

Amalia of Solms-Braunfels was Princess of Orange by marriage to Frederick Henry, Prince of Orange. She acted as the political adviser of her spouse during his reign, and acted as his de facto deputy and regent during his infirmity from 1640 to 1647. She also served as chair of the regency council during the minority of her grandson William III, Prince of Orange from 1650 until 1672.