Datansha Island (Chinese: 大坦沙岛) is an island at the west of the central district of Guangzhou, Guangdong, China. It has a total area of 4.4 square kilometres.
The island was administrated by Baiyun District, but it is administered by Liwan District after 2002.
The island has been an industrial area in the district, but it is being planned to develop to an economic zone of Bai'etan (Chinese: 白鹅潭) region.
There are two metro stations in Datansha, Tanwei Station and Hesha Station.
Coordinates: 23°07′57″N 113°12′51″E / 23.132586°N 113.214105°E