Thyra is a ♀ female name.
Thyra is a Swedish, Danish and Norwegian name and derived from the Old Norse names Thyrvi or Torvi.
Thyra means “thunder warrior” (from old Norse “Þórr/thōrr” = thunder + “víg” = fight/battle) or “dedicated to the God Thor” (from the Norse God Thor or “Þórr/thōrr” = thunder + “vé” = devoted/dedicated).