 On 27 February 1625, she was married to Robert Dormer, 1st Earl of Carnarvon, a match which secured her future, as Dormer was one of the wealthiest men in England at the time.The Countess of Carnarvon and her husband were regular performers in masques at court.He was an ardent Royalist and defied his father-in-law in fighting for King Charles I in the English Civil War.