Yes, he married Lettice Knollys, and had 3 children. A son, Robert Devereux, and 2 daughters, Penelope Devereux, Lady Rich, and Dorothy Percy, Countess of Northumberland.
Elizabeth I chopped off the Earl of Essex's head because she had a soft spot for him and she didn't want to fall in love because she said she was married to England.
The Earl of Essex was the title of Robert Devereux, son of Lettice Knollys and stepson of Robert Dudley, Earl of Leicester. Because of his relationship with Leicester, Essex became one of Elizabeth...