Velfjord is a former municipality in Nordland county, Norway. The 600-square-kilometre (230 sq mi) municipality existed from 1875 until its dissolution in 1964. Velfjord municipality was centered around the Velfjorden in what is now Brønnøy Municipality. Most of the municipality is located on the mainland, but it also includes nearly 100 small islands, islet, and skjerries. The administrative centre was the village of Hommelstø at the innermost part of the fjord. Velfjord Church lies just west of Hommelstø.