Mjogsjøoksli is a mountain in Lesja Municipality in Innlandet county, Norway. The 1667 m tall mountain lies within Dovrefjell-Sunndalsfjella National Park, about 18 km northeast of the village of Lesja. The mountain is surrounded by several other mountains including Skredahøin which is about 4.5 km to the northeast, Storstyggesvånåtinden which is about 8 km to the north-northeast, Mjogsjøhøi which is 4 km to the north, and Hatten which is about 6 km to the west.