In Norse mythology, Hlaðguðr svanhvít (Old Norse Hlaðguðr "swan-white"[1]) is a valkyrie.Hlaðguðr svanhvít is attested in the Poetic Edda poem Völundarkviða as the sister of the valkyrie Hervör alvitr (both daughters of King Hlödvér), and as the seven-year wife of Slagfiðr.This article relating to a Norse myth or legend is a stub.You can help Wikipedia by expanding it.