Agnar may refer to: Agnar Helgason (born 1968), Icelandic scientist Agnar Johannes Barth (1871–1948), Norwegian forester Agnar Mykle (1915–1944), Norwegian writer Agnar Sandmo (born 1938), Norwegian economist Agnarr Geirröðsson, son of King Geirröðr in the Poetic Edda poem Grímnismál King Agnar, a character in the Disney Frozen franchise Chief of the Mangalores in the 1997 movie The Fifth Element no:Agnar