Grimnir

Grimnir may refer to:


 * One of Odin's names, specifically the one he uses in Grímnismál (Sayings of Grímnir), see list of names of Odin
 * A character in the children's novel, The Weirdstone of Brisingamen
 * An "ancestor god" of the dwarfs in Warhammer Fantasy (setting)
 * Name of soul reapers for Goddess Hel in Runes books, YA novels by Ednah Walters
 * The fictional terrorist group that serves as the main antagonists of the Front Mission series.
 * A character from the mobile game Granblue Fantasy