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 , a multiple use zone (IUCN Category VI) with an area of and a special purpose zone (IUCN Category VI) with an area of .
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.
Required attribution: é Commonwealth of Australia 2013