Trolltinden (historically: Sagtinden) is a mountain in Dovre Municipality in Innlandet county, Norway. The 2018 m tall mountain is located in the Rondane mountains and inside the Rondane National Park, about 18 km northeast of the town of Otta and about 35 km southeast of the village of Dombås. The mountain located in a group of mountains called Smiubelgen. The mountain is surrounded by several other notable mountains including Veslesmeden and Storsmeden to the southeast; Ljosåbelgen and Bråkdalsbelgen to the south; Sagtindan and Indre Bråkdalshøe to the west, and Gråhøe and Vassberget to the northwest.