Høgtunga is a mountain in Lom Municipality in Innlandet county, Norway. The 1634 m tall mountain is located in the Jotunheimen mountains within Jotunheimen National Park. The mountain sits about 40 km northeast of the village of Øvre Årdal and about 33 km southwest of the village of Beitostølen. The mountain is surrounded by several other notable mountains including Reinstinden to the north; Surtningssue to the northeast; Tjønnholstinden and Knutsholstinden to the southeast; Store Rauddalseggi to the west; and Storådalshøi, Hinnotefjellet, Nestsøre Hellstugutinden, and Søre Hellstugutinden to the northwest.