Anglicized form of the Old Norse name Þrór, a name found in the Dvergatal "Catalogue of Dwarves" in the Völuspá, a part of the Poetic Edda. The meaning of the name is uncertain.In The Hobbit (J.R.R. Tolkien), Thrór is mentioned as Thorin's grandfather, and Thráin's father.
indicate the level to which a name has been verified.