Styggehøi is a mountain on the border of Vågå Municipality and Lom Municipality in Innlandet county, Norway. The 1885 m tall mountain is located in the Jotunheimen mountains within Jotunheimen National Park. The mountain sits about 40 km southwest of the village of Vågåmo. The mountain is surrounded by several other notable mountains including Austre Hestlægerhøe and Vestre Hestlægerhøe to the east, Glittertinden to the north, Veotinden and Veobreahesten to the east, and Surtningssue to the southwest.