59%RatingSave Gender Masculine Usage Norwegian Meaning & History From the Old Norse name Hallvarðr, which meant "rock guardian" from hallr "rock" combined with vǫrðr "guard, guardian". Related NamesFamily Tree·Details Rootshallr + vǫrðrVariantsHallvard, HalvorOther Languages & CulturesHallvarðr(Old Norse) Halvar(Swedish) Name DaysName Days? Sweden: May 14 Categories defence, earth