People Dorothy Percy, Countess of Northumberland English noble1564 – 3 August 1619 Walter Devereux, 1st Earl of Essex16 September 1541 – 22 September 1576Lettice Knollys8 November 1543 – 25 December 1634 Dorothy Percy, Countess of Northumberland1564 – 3 August 1619 ParentsWalter Devereux, 1st Earl of Essex16 September 1541 – 22 September 1576Lettice Knollys8 November 1543 – 25 December 1634SiblingsPenelope Rich, Lady RichJanuary 1563 – 7 July 1607Robert Devereux, 2nd Earl of Essex10 November 1565 – 25 February 1601 From Wikipedia and Wikidata (public domain), updated daily.
