Noss is a small island in Shetland, Scotland, uninhabited since World War II. The island is a National Nature Reserve and a sheep farm. It is linked to the island of Bressay by a ferry service.

Attractions on Noss include a visitor centre, the Pony Pund built to breed Shetland Ponies, the Holm of Noss rock and the Noup cliff surrounded by gannets, puffins, guillemots, shags, razorbills, fulmars and great skuas.