Gråhøe or Gråhøi is a mountain in Lom Municipality in Innlandet county, Norway. The 2154 m tall mountain is located in the Jotunheimen mountains within Jotunheimen National Park. The mountain sits about 16 km south of the village of Fossbergom and about 36 km southwest of the village of Vågåmo. The mountain is surrounded by several other notable mountains including Finnshalspiggen to the north; Smådalshøe and Nørdre Trollsteinhøe to the east; Grotbreahesten to the southeast; Svartholshøe, Trollsteinrundhøe, Trollsteineggi, and Glittertinden to the south; and Lauvhøe to the northwest.