56%RatingSave Gender Feminine Usage Old Norse [1] Meaning & HistoryExpand Links Feminine form of Hallþórr. Related NamesFamily Tree·Details Rootshallr + ÞórrOther Languages & CulturesHalldóra, Dóra(Icelandic) Categories ends in -ora, feminine forms Sources & References Viking Answer Lady Webpage, available from https://www.vikinganswerlady.com/ONNames.shtml.