Geoffrey de Mandeville, 1st Earl of Essex (died 1144), changed sides several times during the reign of King Stephen; son of William de Mandeville and grandson of the Geoffrey de Mandeville above
Walden Abbey was a Benedictine monastery in Saffron Walden, Essex, England founded by Geoffrey de Mandeville, 1st Earl of Essex between 1136 and 1143.
Essex | James Earl Jones | Prince Edward, Earl of Wessex | Louis Mountbatten, 1st Earl Mountbatten of Burma | Horatio Nelson, 1st Viscount Nelson | Geoffrey Chaucer | Herbert Kitchener, 1st Earl Kitchener | University of Essex | David Essex | Charles Cornwallis, 1st Marquess Cornwallis | Earl | 1st United States Congress | Frederick Roberts, 1st Earl Roberts | Bernard Montgomery, 1st Viscount Montgomery of Alamein | Earl of Derby | William Cecil, 1st Baron Burghley | Earl Warren | Earl of Pembroke | Robert Harley, 1st Earl of Oxford and Earl Mortimer | George Villiers, 1st Duke of Buckingham | Earl of Warwick | Thomas Wentworth, 1st Earl of Strafford | Edward Smith-Stanley, 14th Earl of Derby | Earl of Shrewsbury | William Pitt, 1st Earl of Chatham | Simon de Montfort, 6th Earl of Leicester | Essex County | Geoffrey Rush | Richard Neville, 16th Earl of Warwick | Joseph Lister, 1st Baron Lister |
Geoffrey de Mandeville, 2nd Earl of Essex (c. 1130–1166), was one of three sons of the 1st Earl
An account of Geoffrey's outlaw actions and the taking of the Ramsey Abbey provides for elements of the backstory for two of Ellis Peters' "Brother Cadfael" books, The Potter's Field and The Holy Thief.
In his 1969 novel Knight in Anarchy Shipway describes the life of Humphrey de Visdelou as he follows Geoffrey de Mandeville to his doom.
Kimbolton was fortified by Geoffrey de Mandeville and afterwards passed to the families of Bohun and Stafford.
Essex was probably named after her maternal grandfather the 1st Earl of Essex.
A survey of the area conducted between 1656 and 1658 attributes the site as the seat of habitation of Geoffrey de Mandeville during the reign of William the Conqueror.
Even when Geoffrey de Mandeville, 2nd Earl of Essex regained his father's title and lands under King Henry II, he did little to assist his father's foundation.