Save Gender Masculine Usage Old Norse [1] Meaning & History From Old Norse jór "horse" and herr "army, warrior". This name appears on runestones as ioar and iuar, though the latter form could also represent Ívarr. Related NamesFamily Tree·Details Rootsjór + herrOther Languages & CulturesJoar(Norwegian) Joar(Swedish) Categories animals, horses, war, warrior Sources & References Viking Answer Lady Webpage, available from https://www.vikinganswerlady.com/ONNames.shtml.