 Þrúðgelmir's name is sometimes anglicized as Thrudgelmir.Þrúðgelmir appears in the poem "Vafþrúðnismál" from the "Poetic Edda".When Odin (speaking under the assumed name Gagnrad) asks who was the eldest of the Æsir or of the giants in bygone days, Vafþrúðnir answers