60%RatingSave Gender Masculine Usage Old Norse [1], Icelandic Meaning & HistoryExpand Links Old Norse name derived from the name of the Norse god Þórr (see Thor) combined with ǫrn "eagle". Related Names RootsÞórr + ǫrn Categories animals, birds, eagles, fauna, theophoric names Sources & References Viking Answer Lady Webpage, available from https://www.vikinganswerlady.com/ONNames.shtml.