Skalla-Grímr is a respected chieftain, and mortal enemy of King Harald Fairhair of Norway. Another of his ancestors, Hallbjörn, is Norwegian- Sami. Egill engaging in holmgang with Berg-Önundr painting by Johannes FlintoeĮgill is born in Iceland, to Skalla-Grímr Kveldúlfsson and Bera Yngvarsdóttir he is the grandson of Kveld-Úlfr (whose name means 'evening Wolf').