Reinsfjellet is a mountain in Gjemnes Municipality in Møre og Romsdal county, Norway. The 994-metre (3,261 ft) tall mountain is the third tallest mountain in the municipality. It is located on the Romsdal peninsula about 4 kilometres (2.5 mi) southeast of the village of Torvikbukt and the Batnfjorden. The village of Heggem lies 6.5 kilometres (4.0 mi) to the southwest and Angvika lies 10 kilometres (6.2 mi) to the southeast.

There is a road that goes all the way to the top, where there is a communications tower for radio and television.