Favorite Island is an island in Western Australia.
The island has an area of 2.42 hectares (6 acres), is located 3.3 kilometres (2 mi) from the mainland and has a maximum elevation of 14 metres (46 ft).
The island is part of the Turquoise Coast islands nature reserve group, a chain of 40 islands spread over a distance of 150 kilometres (93 mi).
A population of 133 Lancelin Island skinks were introduced onto the island in 2002 by the Department of Environment and Conservation as part of a breeding program.
Coordinates: 30°17′03″S 115°00′21″E / 30.28417°S 115.00583°E