Murray Island in the Torres Strait Island Region, Queensland, Australia. The island is part of the Murray Island Group in the Torres Strait. The town is on the island's northwest coast and within the locality of Mer Island. The island is of volcanic origin, the most easterly inhabited island of the Torres Strait Islands archipelago, just north of the Great Barrier Reef. The name Meer/Mer/Maer comes from the native Meriam language. In the 2016 census, Murray Island had a population of 453.

The Torres Strait Islands are an archipelago of at least 274 small islands in the Torres Strait, a waterway separating far northern continental Australia's Cape York Peninsula and the island of New Guinea. They span an area of 48,000 km2 (19,000 sq mi), but their total land area is 566 km2 (219 sq mi).