Tverrfjellet is a mountain in Skjåk Municipality in Innlandet county, Norway. The 1903 m tall mountain is located in the Breheimen mountains and inside the Breheimen National Park, about 9 km southwest of the village of Bismo. The mountain is surrounded by several other notable mountains including Gjuvkampen to the north, Lomseggi to the east, Moldulhøi and Sandgrovhøi to the southeast, Hesthøi to the south, Hestdalshøgdi to the southwest, and Grjothøi.