She married William Douglas , Earl of Selkirk , who was created Duke of Hamilton for life .
On the latter 's death at Worcester in 1651 the Scottish titles reverted to the 1st duke 's eldest daughter , Anne .
daughter married William Douglas , Earl of Selkirk , who was created Duke of Hamilton for life .
On the latter 's death at Worcester in 1651 the Scottish titles reverted to the 1st duke 's eldest daughter , Anne .