Devereux Robert.

Dev·er·eux

(dĕv′ə-ro͞o′), Robert. Second Earl of Essex 1566?-1601.
English nobleman and favorite of Elizabeth I. He was executed for treason after attempting to incite the people of London to rebellion.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.