Þǫkk (Old Norse "Thanks") is a Jǫtunn in Norse mythology, presumed to be Loki in disguise, who refuses to weep for the slain Baldr, thus forcing him to stay in Hel.
After Baldr was killed, Hermóðr rode to Hel. Hel, the ruler of the realm of the same name, agreed that Baldr should go back to the living if all things in the world wept for him. So the Æsir sent messengers all over the word, and all wept for him, but: