How many places in Australia are called Sidney Island?

There is one place named Sidney Island in Australia.

All places in the world called "Sidney Island".

Location Sidney Island:

• Queensland

Cities

Kingston (5)
Gladstone (5)
Hamilton (5)
Darlington (4)
Woodstock (4)
Rosedale (4)
Richmond (4)
Gordon (4)
Windsor (4)
Newstead (4)
Cremorne (4)
Springfield (4)
Beaconsfield (3)
Bridgewater (3)
Elliott (3)
Forest Hill (3)
Red Hill (3)
Swan Reach (3)
Middleton (3)
Warburton (3)
Williamstown (3)
Black Springs (3)
Flinders (3)
Huntly (3)
Sassafras (3)
Somerton (3)
Wattle Flat (3)
Auburn (3)
Clarendon (3)
Derby (3)