Sørhellhøi is a mountain in Lesja Municipality in Innlandet county, Norway. The 1951 m tall mountain lies within the Dovrefjell-Sunndalsfjella National Park, about 20 km north of the village of Lesja. The mountain lies in the Dovrefjell mountains. It is surrounded by a number of other notable mountains including Høgtunga which is about 4.5 km to the east, Sjongshøi which is about 8 km to the southeast, Geitåhøi which is about 4.5 km to the north, Eggekollan which is about 4.7 km to the north, and Salhøa which is about 12 km to the northeast. A lower, secondary peak on this mountain is Sørhellhøin, located about 4 km south of the main peak.