is a municipality in the Nordmøre region located in the northeast part of Møre og Romsdal county, Norway. The administrative center of the municipality is the village of Sunndalsøra. Other villages include Gjøra, Grøa, Hoelsand, Jordalsgrenda, Romfo, Ålvund, Ålvundeidet, and Øksendalsøra. With an area of 1,713 square kilometres (661 sq mi), it is the largest municipality in Møre og Romsdal county. The important occupations in Sunndal include industry, public services, retail, and farming.

Møre og Romsdal is a county in the northernmost part of Western Norway. It borders the counties of Trøndelag, Innlandet, and Vestland. The county administration is located in the town of Molde, while Ålesund is the largest town. The county is governed by the Møre og Romsdal County Municipality which includes an elected county council and a county mayor. The national government is represented by the county governor.