Tverreggi is a mountain in Skjåk Municipality in Innlandet county, Norway. The 1765 m tall mountain is located in the Breheimen mountains and inside the Breheimen National Park, about 27 km southwest of the village of Grotli and about 700 m east of the border with Luster Municipality in Vestland county. The mountain is surrounded by several other notable mountains including Dyringshøi and Søverhøi to the northeast, Leirvasshøi to the north, Sprongeggi to the south, and Rivenoskulen and Tverrådalskyrkja to the southeast.