List of Famous people with last name Essex

Agnes of Essex, Countess of Oxford was the daughter of a royal constable Henry of Essex and his second wife, Alice. At the age of three she was betrothed to Geoffrey de Vere, brother of the first Earl of Oxford, and turned over to be raised by the Veres soon thereafter. She remained in the household of the earl of Oxford about three years, then moved to Geoffrey's care. In her eleventh year Agnes rejected the match with Geoffrey and by early 1163 was married to his eldest brother Aubrey de Vere III, 1st Earl of Oxford, as his third wife.

Arthur Capell, 1st Earl of Essex, PC, also spelled Capel, of Cassiobury House, Watford, Hertfordshire, was an English statesman.

Geoffrey de Mandeville II, 1st Earl of Essex was a prominent figure during the reign of King Stephen of England. His biographer, the 19th-century historian J. H. Round, called him "the most perfect and typical presentment of the feudal and anarchic spirit that stamps the reign of Stephen." That characterisation has been disputed since the later 20th century.

Geoffrey de Mandeville, 2nd Earl of Essex and 4th Earl of Gloucester was an English peer. He was an opponent of King John and one of the Magna Carta sureties.

Sigeric I of Essex was a King of Essex, and a son of Saelred of Essex, reigning from an unknown date until he abdicated and went on pilgrimage to Rome in 798. Like his predecessors, he recognised Mercian overlordship.

Harry Essex was an American screenwriter and director in feature films and television. Born and raised in New York City, his career spanned more than fifty years.

Sighere was the joint king of the Kingdom of Essex along with his cousin Sæbbi from 663/4 to about 688. He was son of Sigeberht Sæwarding, probably Saint Sigeberht, but perhaps Sigeberht the Little. He was outlived by Sæbbi, who became the sole ruler of Essex after his death. Sighere and Sæbbi were cousins of their predecessor Swithelm. While Sighere returned to paganism, Sæbbi remained Christian. They soon developed a rivalry. Sighere found an ally in Wessex, and Sæbbi with Mercia. As a result of their rivalry, King Wulfhere of Mercia established himself as overlord of Essex. and induced Sighere to marry his niece Osgyth, daughter of Frithuwold, sub-king of Mercia in Surrey. Jaruman, the bishop of Mercia, was assigned to reconvert the people of Essex to Christianity. In 673, Sighere separated from Osgyth, who then fled to the protection of Bishop Beaduwine of North Elmham. Sighere died about 688, and Sæbbi became sole ruler of Essex.

William de Mandeville, 3rd Earl of Essex was a loyal councillor of Henry II and Richard I of England.