Dweller in a valley, the son of Eliphaz and grandson of Esau ([Gen. 36:12](/gen#Gen.36.12); [1 Chr. 1:36](/1chr#1Chr.1.36)); the chief of an Idumean tribe ([Gen. 36:16](/gen#Gen.36.16)). His mother was a Horite, a tribe whose territory the descendants of Esau had seized.