Anxious Bay is a bay in the Australian state of South Australia located on the west coast of Eyre Peninsula about 275 kilometres (171 miles) west north-west of Adelaide.

It is one of four ‘historic bays’ located on the South Australian coast.

A third settlement, Port Kenny is accessible via the body of water known as Venus Bay.

[2] As of 2013, an area within the southern end of the bay located to the immediate north of Waldegrave Island has been zoned under state planning legislation for aquaculture.

[7] Protected areas located within and adjoining the bay’s extent include: