What was the name of Gudrød Bjørnsson's grandfather, who is also known as the first King of Norway?
Harald Fairhair: Harald Fairhair (Old Norse: "Haraldr Hárfagri", Norwegian: "Harald Hårfagre", (literally "Harald Fair-hair") ;  850 –  932) is remembered by medieval historians as the first King of Norway.
i don't know