Hedgehog in the Fog (Russian: Ёжик в тумане, tr. Yózhik v tumáne, IPA: [ˈjɵʐɨk f tʊˈmanʲɪ]) is a 1975 Soviet animated film directed by Yuri Norstein and produced by the Soyuzmultfilm studio in Moscow. The Russian script was written by Sergei Grigoryevich Kozlov, who also published a book under the same name.

In 2006, Norstein published a book titled Hedgehog in the Fog, listing himself as an author alongside Kozlov.