Western Eyre Marine Park

Western Eyre Marine Park (formerly Western Eyre Commonwealth Marine Reserve) is a marine protected area located in the Great Australian Bight south of South Australia in waters within the Australian Exclusive economic zone.

It was gazetted in November 2012.

The marine park consists of three zones - a marine national park zone (IUCN Category II) which occupies three separate areas of ocean with a total area of 17439 km2, a multiple use zone (IUCN Category VI) with an area of 16107 km2 and a special purpose zone (IUCN Category VI) with an area of 24400 km2. It is part of the group of Australian marine parks known as the South-West Marine Park Network.

It lies east of the Great Australian Bight Marine Park.