In
Norse mythology,
Fenrir (
Old Norse: "
fen-dweller"),
Fenrisúlfr (Old Norse: "Fenris
wolf"),
Hróðvitnir (Old Norse: "fame-wolf"), or
Vánagandr (Old Norse: "the monster of the river Ván") is a monstrous wolf. Fenrir is attested in the
Poetic Edda, compiled in the 13th century from earlier traditional sources, and the
Prose Edda and
Heimskringla, written in the 13th century by
Snorri Sturluson. In both the
Poetic Edda and
Prose Edda, Fenrir is the father of the wolves
Sköll and
Hati Hróðvitnisson, is a son of
Loki, and is foretold to kill the god
Odin during the events of
Ragnarök, but will in turn be killed by Odin's son
Víðarr.