Type Element Usage Anglo-Saxon Meaning & History Old English element meaning "strength". Related ItemsFamily Tree·Details Other Languages & Culturesthrud(Ancient Germanic) Given Name DescendantsÆlfþryð, Ælfthryth, Æðelþryð, Æthelthryth, Mildþryð(Anglo-Saxon) Elfreda, Elfrieda, Mildred, Elfrida(English) Elfriede(German) Etheldred, Etheldreda(Medieval English) Entry added December 3, 2014