The Gesäuse National Park is a national park in Styria, Austria. It is located west of the bend of the Enns River in Upper Styria, in the municipalities of Admont, Johnsbach, Weng, Hieflau, Landl, and St. Gallen, Styria.
The national park currently covers 110 km², with another 15 km² planned. It was established on October 26, 2002.
The highest mountain is Hochtor at 2,369 m (7,772 ft).