Grjothovden is a mountain in Lom Municipality in Innlandet county, Norway. The 1747 m tall mountain is located in the Jotunheimen mountains about 15 km southeast of the village of Fossbergom and about 19 km southwest of the village of Vågåmo. The mountain is surrounded by several other notable mountains including Kvitingskjølen to the west; Veslekjølen, Skarvhøi, and Ilvetjørnhøi to the northwest; Gråvåhø to the north; Saukampen to the east; Liaberget to the southeast; and Heranoshøi to the south.