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Male William de Mandeville , 3rd Earl of Essex Click to view William de Mandeville , 3rd Earl of Essex in the family tree

William de was born about 1144 in Rycott, Oxfordshire, England.  William de's father was Geoffrey de Mandeville , 1st Earl of Essex and his mother was Rohese de Vere.  His paternal grandparents were William de Mandeville and Margaret de Rie; his maternal grandparents were Aubrey II de Vere , Sheriff of London and Alice de Clare. He had a brother and two sisters, named Geoffrey de, Maud de and Alice de.  He was the second youngest of the four children.  He died on November 14th, 1189 in Rouen, Seine Inferieure, Normandy, France (dspl).

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