Zyklon is a Norwegian industrial blackened death metal band.
Zyklon may also refer to:
Chemicals Zyklon A, a pesticide originally known as Zyklon Zyklon B, a pesticide ultimately used by Nazi Germany in gas chambers
Arts and entertainment Zyklon, a roller coaster manufactured by Pinfari Zyklon (comics), a supervillain from DC Comics
See also Cyklon, German car Cyclone, weather phenomenon